C / C++ / MFC

bool DLLInject(DWORD pid, const char *path)
{
	//this will go through all TIDs of a process
	//and get one we can use
    DWORD tid[20];
	int inbytes = 20;
	GetProcessThreads(pid, &tid[0], &inbytes);

	if(pid == GetCurrentProcessId())
	{
        NumOut("Process will suspend itself and lock");
		return 0;
	}

	DWORD tiduse=0;
	for(int i=0; i<inbytes; i++)
	{
		HANDLE thread = OpenThread(THREAD_ALL_ACCESS, FALSE, tid[i]);
		if(!thread)
		{
			NumOut("ops");
			CloseHandle(thread);
		}
		else
		{
			SuspendThread(thread);
			CONTEXT ctx;
			ctx.ContextFlags = CONTEXT_FULL;
			GetThreadContext(thread, &ctx);
			ResumeThread(thread);
			CloseHandle(thread);
			
			//lower eips will crash the system
			if(ctx.Eip > 0x400000)
			{
				tiduse = tid[i];
				break; //one thread is good, break the loop
			}
			//NumOut("%d %X", tid[i], ctx.Eip);
		}
	}

	//do we have a good tid?
	if(!tiduse)
	{
		NumOut("No usable tid found");
		return 0;
	}

	//found a good tid already, now patch
	//excelent patching method

	HANDLE proc = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid);
	if(!proc)
		proc = OpenProcess(PROCESS_VM_READ | PROCESS_VM_WRITE, FALSE, pid);

	HANDLE thread = OpenThread(THREAD_ALL_ACCESS, FALSE, tiduse);

	bool ret = WriteMemPatch(proc, thread, path);
	CloseHandle(proc);
	CloseHandle(thread);
	return ret;
}

<br />
////header file<br />
typedef HANDLE  (WINAPI *OPENTHREAD)(DWORD ,BOOL,DWORD);<br />
<br />
	OPENTHREAD m_OpenThread ;<br />
	HMODULE	   kernel32;<br />
<br />
kernel32=LoadLibrary(_T("kernel32.dll"));<br />
m_OpenThread =(OPENTHREAD)GetProcAddress(kernel32, "OpenThread"); <br />
HANDLE h=m_OpenThread(THREAD_ALL_ACCESS,false,GetCurrentThreadId());<br />

mimimimilaw wrote:

WHere can i put this path?

mimimimilaw wrote:

if i want to auto run the application in every 2 hrs, how can i do this?

locoone wrote:

i cant figure out how to get the handle for the control variable of the static text like m_move.GetSafeHwnd()

locoone wrote:

i need to know how to find out how long the text is