A computer worm that has traditionally targeted the financial industry has set its sights on social networking, recently stealing over 45,000 Facebook login credentials, according to security firm Seculert.

In a statement, Facebook said the majority of the login credentials were outdated, but it was still notifying the affected users.

The worm, known as Ramnit, dates back to April 2010, and is described as a multi-component malware family that infects Windows executable and HTML files, stealing sensitive info like stored FTP credentials and browser cookies, Seculert said in a blog post.

A July 2011 report (PDF) from Symantec said Ramnit was responsible for 17.3 percent of all new malicious software infections.

Read more: http://www.pcmag.com/article2/0,2817,2398432,00.asp