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It is another example of how cybercriminals are attacking the most popular web 2.0 in order to distribute malware. Previously we had seen, to a lesser extent, Digg.com, Facebook and others. Now, PandaLabs, the laboratory for detecting and analyzing malware, Panda Security, has been localized to 4900 YouTube videos from your comments that contain links that lead to a page designed to download malware.

In these videos can be erotic tone comments and a link appears to redirect to a page legal pornographic content. You can see an image here: http://www.flickr.com/photos/panda_security/3548358349/

However, when users click on the link, are directed to a page that simulates the original, but is actually malicious. In it, to watch the video will be required to discharge certain component. If they do, in fact on your computer will be introducing a copy of the fake antivirus http://www.flickr.com/photos/panda_security/3548358229/ PrivacyCenter

This fake antivirus program, when run on your computer, carry out a simulation analysis of the same detecting dozens of copies that are not actually on the computer. It then offers users the ability to buy the paid version of the fake antivirus to remove these viruses. The ultimate aim of cybercriminals is to get revenue from the sale of the Premium version. http://www.flickr.com/photos/panda_security/3548362019/

"The technique of malicious comments on YouTube videos is not new. What is alarming is the large number who have found links directing to the same page. This suggests that cybercriminals have automated tools to publish those comments, "explains Luis Corrons, technical director of PandaLabs

All images are available here: http://www.flickr.com/photos/panda_security/tags/privacycenter/