In order to play on Revolution OT, you'll need the Revolution Client.
Download Revolution OT Installer HERE.
They're all false positive and the reason for it is that this client has an updater. And yeah all the scanners who found "something" are total shit.
How to connect and play:
Download the Revolution Client and you're ready to go!
If you do not have an account to login with, you need to register an account HERE.