There s been a significant uptick in Web-based malware, with infections nearly double those from this time last year. Security firm Dasient estimated there were over 1.5 million malicious advertisements a day dished out to unsuspecting users. Both firms warned of refined attacks around HTML5 and the surging surging phenomenon of mobile attacks. The firms referenced Koobface’s recent proliferation across Facebook and Twitter XSS attacks in their 2011 predictions, with the firms cautioning that attackers will continue to find new ways to propagate their malware.
Source: https://threatpost.com/web-based-malware-doubles-2009-likely-persist-2011-112410/74706/