Verdict: Highly Dangerous / Likely Malware
Do not replace the original EXE with cracked versions. They are often flagged by anti-cheat systems on any server running Valve Anti-Cheat (VAC).
The executable often fails to launch because the libraries it depends on are missing. Ensure you have the latest and Visual C++ Redistributable for Visual Studio 2012 (x64) installed. Common Fixes for "iw6mp64-ship.exe has stopped working"
multiplayer component. It is responsible for launching the game's online and local multiplayer modes on 64-bit Windows systems. Technical Overview Standard multiplayer launcher for the PC version of Call of Duty: Ghosts File Size: Approximately on disk (uncompressed). Requirement: Requires a 64-bit operating system and typically mandates a minimum of 6 GB of RAM Downloading & Installation