Umm - that'd be the W32.Blaster.Worm virus you caught.

It's been spreading the 'net like wildfire - we got hammered here at work.

There's a fix for it though:

Story (and link to patch so it doesn't hit you again):
http://slashdot.org/articles/03/08/1...id=190&tid=201
Link to Symantec (norton) fix for the virus:
http://securityresponse.symantec.com...ster.worm.html

Keep in mind this virus is not spreading via email -- it is sneaking in through TCP Ports 4444 and 135, and UDP port 69