Win32 Conficker.B virus
http://vil.nai.com/vil/content/v_153464.htm
Just an FYI for the people who do not stay up to date on this type of thing.
Backstory from NPR
http://www.npr.org/templates/story/s...ryId=102565937
Run the removal tool at MS
http://support.microsoft.com/kb/962007
I have a MAC, so no worries. This is for MS people only.