Be warned that for the past 7 1/2 hours, an email worm has been bombarding mail servers throughout the world.

W32.Novarg.A@mm is a mass-mailing worm. The worm will arrive as an attachment with a file extension of .bat, .cmd, .exe, .pif, .scr, or .zip. The worm also contains functionality to perform as a proxy server. It listens on all TCP ports in the range 3127-3198.

The worm will perform a DoS starting on February 1, 2004. On February 12, 2004 the worm has a trigger date to stop spreading.

See here for details: