It was reported that a KMeth Worm is now attacking Yahoo Messenger users, sending them to a site full of Adsense ads, according to the FaceTime press release:

Research experts at FaceTime Security Labs™, the threat research division of IM and greynet security leader FaceTime Communications, have discovered a new threat targeting Yahoo! Messenger users, known as the w32.KMeth worm. The new threat sends users to a Web site serving a barrage of Google AdSense advertisements related to mesothelioma, a rare cancer caused by exposure to asbestos.

Read more here.

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