Medium threat Level,
Low damage capabilities,
Dangers: The virus terminates antivirus and firewall programs
allowing for a blended threat.
Characteristics:Attachment is one of the following, followed by a
series or random numbers, and the extension of either .zip or .exe:
Install
Installer
Pack
Patch
Q
Update
Upgrade


Details:

W32.Swen.A@mm is a mass-mailing worm that uses its own SMTP engine to
spread itself. It attempts to spread through file-sharing networks,
such as KaZaA and IRC, and attempts to kill antivirus and personal
firewall programs running on a computer


For more information see:
http://www.symantec.com/avcenter/venc/data/w32.swen.a@mm.html

A virus removal tool has been created.