Koobface Variant Hits Facebook, Targets Other Social Networks

Researchers at Trend Micro are reporting that a new variant of the Koobface worm is spreading on Facebook.

Koobface first appeared in 2008, with separate variants striking members of Facebook and MySpace.com. Now the Koobface worm is back again, with an eye toward stealing cookies for other social networking sites.

According to Trend Micro, the new variant sends Facebook messages claiming to be from a friend. The messages link to a spoofed YouTube video. In an interesting social engineering ploy, the malicious landing page not only displays the friend's name, but also a picture pulled from the person's Facebook profile.
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