injector.cpp

#include <windows.h>
#include <iostream>

using namespace std;

int main()
{
	DWORD pid;
	HWND hwnd;
	int tries = 0;
	//Search for the RS window
	hwnd = FindWindow(NULL, L"Rocksmith 2014");
	
	system("start steam://rungameid/221680");
	hwnd = FindWindow(NULL, L"Rocksmith 2014");

	while (!hwnd)
	{
		tries++;
		Sleep(2000);
		if (tries >= 10)
		{
			cout << "Rocksmith not found! \n Make sure everything is ok!\n";
			cin.get();
			exit(1);
		}
		hwnd = FindWindow(NULL, L"Rocksmith 2014");
	}
	
	GetWindowThreadProcessId(hwnd, &pid);
	//Get the appropriate PID
	HANDLE phandle = OpenProcess(PROCESS_ALL_ACCESS, 0, pid);
	if (!phandle)
	{
		cout << "Could not get handle!\n";
		cin.get();
	}
	else
	{
		//55 8B EC 83 EC 08 8B 47 14 <-- ORIGINAL!
		//B0 01 C3 90 EC 08 RB 47 17 <-- HACKED!
			
		cout << "Ok, now let's try that signature stuff... \n";
		DWORD sigAddr = 0x0054B5C0;	//Initial RAM Address TODO: Search for the HEX string
		byte sig[4] = { 0xB0, 0X01, 0XC3, 0X90 };
		DWORD newdatasize = sizeof(sig[0]);

		for (int i = 0; i < 4; i++)
		{
			if (WriteProcessMemory(phandle, (void*)(sigAddr + i), &sig[i], newdatasize, NULL))
				cout << "GOOD SIGN " << i << endl;
			else
			{
				cout << "Frak! Something went wrong! \n";
				break;
			}
		}

		return 0;
		
	}
}