ASM Injector source

[Alkatraz]

This takes; gamepath, gameargs, dllpath

; DLL Injector 2007 by GameDeception

.486
.model flat, stdcall
option casemap: none

include windows.inc
include kernel32.inc
include masm32.inc

includelib kernel32.lib
includelib masm32.lib


.data
StartupInfo STARTUPINFO {SIZEOF STARTUPINFO}
ModuleName db "kernel32.dll", 0
ProcName db "LoadLibraryA", 0

.data?
Buffer db 128 dup (?)
Buffer2 db 128 dup (?)
Buffer3 db 128 dup (?)
ProcessInfo PROCESS_INFORMATION {}

.code
start:
invoke getcl_ex, 1, OFFSET Buffer
invoke getcl_ex, 2, OFFSET Buffer2
invoke GetPathOnly, OFFSET Buffer, OFFSET Buffer3
invoke CreateProcess, OFFSET Buffer, OFFSET Buffer2, NULL, NULL, FALSE, 0, NULL, OFFSET Buffer3, OFFSET StartupInfo, OFFSET ProcessInfo
invoke getcl_ex, 3, OFFSET Buffer
invoke StrLen, OFFSET Buffer
lea ebx, [eax + 1]
invoke VirtualAllocEx, ProcessInfo.hProcess, NULL, ebx, MEM_COMMIT, PAGE_READWRITE
mov edi, eax
invoke WriteProcessMemory, ProcessInfo.hProcess, eax, OFFSET Buffer, ebx, NULL
invoke GetModuleHandle, OFFSET ModuleName
invoke GetProcAddress, eax, OFFSET ProcName
invoke CreateRemoteThread, ProcessInfo.hProcess, NULL, 0, eax, edi, 0, NULL
invoke WaitForSingleObject, eax, INFINITE
invoke VirtualFreeEx, ProcessInfo.hProcess, edi, 0, MEM_RELEASE
ret
end start