Panda Security said that Koobface GK will integrate a link to videos carrying Christmas messages posted on YouTube or social networks like Facebook. According to social network providers, when users try to watch these video clips, it is synonymous with installing that worm on their computer.
As soon as the worm is installed, computer users will receive a warning from Windows asking them to enter a captcha character sequence (a type of test to identify legitimate users in security mechanisms).
After that, they will cause the computer to reboot in 3 minutes. After 3 minutes, the computer has finished booting, no matter what happens, but the computer will not work.
Panda Security said that every time a series of captcha characters were entered, the worm would register a new domain name where the video would be posted to continue to spread. According to Luis Corrons, technical director of PandaLabs, social networks have become one of the most frequently used methods for hackers to spread their ' works ' because many users are interested in internal content. Online content.
In addition, users generally rely on the content and messages they receive and this will create opportunities for hackers to implement their dark intentions.