1. Symantec/
  2. Security Response/
  3. W32.Maddis.B


Risk Level 1: Very Low

April 12, 2004
February 13, 2007 12:21:16 PM
Systems Affected:

W32.Maddis.B is a network-share worm that injects itself into various windows System processes. The worm will open several ports on an infected host. It also operates as a proxy and possibly a spam relay.

This threat is written in x86 Assembly and is packed with ASPack 2.12.

Antivirus Protection Dates

  • Initial Rapid Release version April 13, 2004
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version April 13, 2004
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date April 14, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: John Canavan

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2016 Internet Security Threat Report, Volume 21
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