Before Christmas, like many Internet users are obliged to be careful of Koobface malware that can infect a PC user. Security vendor Websense Security Labs ThreatSeeker Network has discovered that malware campaign Koobface act now by using a Christmas theme (Christmas). Koobface latest development has even entered the features of Google Reader.
Koobface own website offers a video posted by 'Santa'. In addition, also uses a codec to watch these videos used to encourage users to allow users to install and run the file named setup.exe (SHA1: a2046fc88ab82abec89e150b915ab4b332af924a). These files have been successfully detected 16 of 41 antivirus products, according to VirusTotal observation.
While in the infected Facebook page, that user will see a link to the site 'ch [removed] cher.ch' which is infected sites in Switzerland. Users will be directed to a Web site Koobface through malicious Flash movie files in the infected site. If the user runs the infected file, the worm will automatically log into your account Facebook, MySpace and some of their social networking sites, then send a message to all their friends.
This is not the first time Koobface worm attack social networking website, even the same case had been reported several months ago.
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