AfxCodeHook Example - Inject Library Ex
Post date: Oct 17, 2010 10:54:15 PM
{
Inject Library Ex Demo
by Aphex
This program demonstrates how to inject a DLL into another process using
the Ex method. This method prevents any changes from being noticed in
the application being injected into. Commonly known as FWB++.
}
program InjLibEx;
uses
Windows,
afxCodeHook;
var
StartInfo: TStartupInfo;
ProcInfo: TProcessInformation;
BytesRead, Module, Process, Size: dword;
Path: array [0..MAX_PATH] of char;
Data: pointer;
begin
//create process to inject into
ZeroMemory(@StartInfo, SizeOf(TStartupInfo));
StartInfo.cb := SizeOf(TStartupInfo);
CreateProcess(nil, 'notepad.exe', nil, nil, False, 0, nil, nil, StartInfo, ProcInfo);
//get the dll data to inject
Process := ProcInfo.hProcess;
Module := CreateFile(pchar('test.dll'), GENERIC_READ, FILE_SHARE_READ, nil, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
Size := GetFileSize(Module, nil);
GetMem(Data, Size);
ReadFile(Module, Data^, Size, BytesRead, nil);
CloseHandle(Module);
//inject the DLL using the Ex method
InjectLibrary(Process, Data);
FreeMem(Data);
Sleep(3000);
//kill the process
TerminateProcess(Process, 0);
end.
test.dll
library test;
uses
Windows;
procedure EntryPoint(Reason: dword); stdcall;
begin
if Reason = DLL_PROCESS_ATTACH then MessageBox(0, 'hi from notepad :)', 'afxCodeHook', 0);
end;
begin
DLLProc := @EntryPoint;
EntryPoint(DLL_PROCESS_ATTACH);
end.