Please Help

#include <windows.h>

void Memory()
{
while (1)
{
*(BYTE*)0x0042E686 = 0xEB; // BlackShot SEA
Sleep(50);
}
}

bool __stdcall DllMain(HINSTANCE hModule, DWORD dwAttached, LPVOID lpvReserved)
{
	DisableThreadLibraryCalls(hModule);

	if (dwAttached == 1)
	{
		CreateThread(0, 0, (LPTHREAD_START_ROUTINE)&Memory, 0, 0, 0);
                MessageBox(NULL, TEXT("Enter ur credits or whatever"), TEXT("Enter Title"), MB_ICONERROR);
        }

        return TRUE;
}