neowin.net — A trojan named Troj/Qhost-AC, has been spotted on torrent sites labeled as a keygen for popular software. But in a strange surprise, the trojan would modify the users host file, rather than generating a key, changing popular torrent web sites like, The Pirate Bay, Suprbay (The Pirate Bay forum) and Mininova, the two most popular torrent sites o...