ladies and gentlement I present to you!!!
Mocbot/W32.Wargbot/Worm.IRCBOT.JK/JL/IRCBOT-ST (choose any of those name that you like)
The worm is using the recent vulnerabilities found in Microsoft Server Service.
Read the details here:
Analysis on the worm can be found here.
Well guy get your antivirus fired up and kill this dam thing!