Attention new viewers: those 5000 “friends” you have on Facebook? They might not actually be your friends. In fact, some of them might be scammers trying to infect your computer with a new virus dubbed “Koobface”.
Koobface, which already made the rounds on MySpace, is now worming its way through Facebook. The Koobface virus uses Facebook’s private messaging system to infect computers via a shared video.
Unsuspecting users will see a video link (shared by an infected friend) with the message, “You look just awesome in this new movie.” Click the link will lead you to an outside site where you’re told that you need to download a Flash update, which is actually a virus file. Once the virus is installed, it will try to grab sensitive data off your PC, like credit card numbers.
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