Version 1.3 includes
-Stars Achieved
-Intel Case
-Ammo
-Grenade
-Flash Grenade
Not very useful if you mainly play MP, but some people really like to do Spec Ops. The next release will probably(and hopefully) include infinite(or close to) HP, infinite ammo, etc.
I doubt these can be detected since it's Single-player; no VAC, I believe.
Virustotal
Need another scan? I doubt we need 2, since these sites scan them like 40 times. Just tell me if I'm wrong. I'll get another one.
Thanks to Eeyaz for teaching me how to use the cheat engine.
Kuchiki
Edit:
Re-released V1.1. Edited re-opening issues and spelling corrections.
Released V1.3. V1.2 has been relegated into archives. Includes ammo feautures.
Come on, gimme a reputation! I need people to trust me