;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
; RemoteThread.asm
; 向 Explorer.exe 進程中嵌入一段遠程執行的代碼
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
; 使用 nmake 或下列命令進行編譯和連結:
; ml /c /coff RemoteThread.asm
; rc RemoteThread.rc
; Link /subsystem:windows RemoteThread.obj RemoteThread.res
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
.386
.model flat, stdcall
option casemap :none
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
; Include 檔案定義
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
include windows.inc
include user32.inc
includelib user32.lib
include kernel32.inc
includelib kernel32.lib
include Macro.inc
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
; 資料區段
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
.data?
lpLoadLibrary dd ?
lpGetProcAddress dd ?
lpGetModuleHandle dd ?
dwProcessID dd ?
dwThreadID dd ?
hProcess dd ?
lpRemoteCode dd ?
.const
szErrOpen db '無法開啟遠程線程!',0
szDesktopClass db 'Progman',0
szDesktopWindow db 'Program Manager',0
szDllKernel db 'Kernel32.dll',0
szLoadLibrary db 'LoadLibraryA',0
szGetProcAddress db 'GetProcAddress',0
szGetModuleHandle db 'GetModuleHandleA',0
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
.code
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
include RemoteCode.asm
start:
invoke GetModuleHandle,addr szDllKernel
mov ebx,eax
invoke GetProcAddress,ebx,offset szLoadLibrary
mov lpLoadLibrary,eax
invoke GetProcAddress,ebx,offset szGetProcAddress
mov lpGetProcAddress,eax
invoke GetProcAddress,ebx,offset szGetModuleHandle
mov lpGetModuleHandle,eax
;********************************************************************
; 尋找檔案管理工具視窗並擷取進程ID,然後開啟進程
;********************************************************************
invoke FindWindow,addr szDesktopClass,addr szDesktopWindow
invoke GetWindowThreadProcessId,eax,offset dwProcessID
mov dwThreadID,eax
invoke OpenProcess,PROCESS_CREATE_THREAD or PROCESS_VM_OPERATION or /
PROCESS_VM_WRITE,FALSE,dwProcessID
.if eax
mov hProcess,eax
;********************************************************************
; 在進程中分配空間並將執行代碼拷貝過去,然後建立一個遠程線程
;********************************************************************
invoke VirtualAllocEx,hProcess,NULL,REMOTE_CODE_LENGTH,MEM_COMMIT,PAGE_EXECUTE_READWRITE
.if eax
mov lpRemoteCode,eax
invoke WriteProcessMemory,hProcess,lpRemoteCode,/
offset REMOTE_CODE_START,REMOTE_CODE_LENGTH,NULL
invoke WriteProcessMemory,hProcess,lpRemoteCode,/
offset lpLoadLibrary,sizeof dword * 3,NULL
mov eax,lpRemoteCode
add eax,offset _RemoteThread - offset REMOTE_CODE_START
invoke CreateRemoteThread,hProcess,NULL,0,eax,0,0,NULL
invoke CloseHandle,eax
.endif
invoke CloseHandle,hProcess
.else
invoke MessageBox,NULL,addr szErrOpen,NULL,MB_OK or MB_ICONWARNING
.endif
invoke ExitProcess,NULL
;>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
end start