Koobface Worm Infections Exploding

By Stefan Tanase, Kaspersky Lab, Romania In June, we saw an explosive rise in the number of Koobface modifications – the number of variants we detected jumped from 324 at the end of May to nearly 1000 by the end of June. And this weekend brought another flood, bringing us up to 1049 at the time o...

Microsoft teams with Facebook to halt Koobface worm

From Facebook, by Jeff Williams, Microsoft When the Koobface worm hit Facebook users last year, the company’s security team scrambled to help affected users reset their accounts and avoid new infections. But the worm has continued to crop up periodically since then, and so the anti-malware team a...

Koobface worm makes a triumphant return

A new version of the Koobface worm is making the rounds of Facebook this week, this time in the guise of an invitation to view a fake YouTube video. The link takes users to a page asking them to install an updated version of the Flash player, which is instead a piece of malware. As Brian Krebs at...