About This File
It will allow you to play multiplayer despite having "unofficial" MW2 or being VAC banned on official IWNet servers.
No injectors or loaders needed. Steam isn't required to be installed. Hosting lobbies isn't tested. Works with 1.2.211. DLCs are supported ("/zone/dlc/" path). Nickname is changeable via CE/HEX (steam_api.dll).
Extract and play.
Screenshots and archive are attached.
VirusTotal: 22128939bd3faa9c288f75aebb5cc7a8cce1ca014a09803073 ebd5dac5abc7a4/analysis/1494594991/