Nyxem, a virus that all versions of Microsoft is vulnerable to, is on the loose. The virus, which goes under a number of names including Blackmal, Kama Sutra and MyWife, was first detected on January 16. According to the Sydney Morning Herald, the virus is supposed to activate on Feb 3, destroying a wide range of files including Word, Powerpoint, Excel and Acrobat on infected machines.
Be warned.