W32.Mapson.C.Worm is a mass-mailing worm that sends itself to all the contacts in the MSN messenger contact list. The Subject line, Message body, and attachment vary. The attachment will have a .com, .exe, .scr, or .pif extension. Also, the email may spoof the From field.
The W32.Mapson.C.Worm worm:
- Attempts to spread itself through the KaZaA, KaZaA Lite, eDonkey2000, Gnucleus, Limewire, Morpheus, and Grokster file-sharing networks, as well as through ICQ.
- Terminates some popular antivirus, firewall, and system-monitoring programs.
- Is written in the Borland Delphi programming language and is compressed with UPX.
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