1. Symantec/
  2. Security Response/
  3. W32.Darker.Worm


Risk Level 1: Very Low

November 4, 2003
February 13, 2007 12:13:20 PM
Also Known As:
Worm.P2P.Darker.b [Kaspersky]
Systems Affected:

W32.Darker.Worm is a worm that attempts to spread through file-sharing networks and can contact an IRC server, waiting for commands from a hacker.

The worm can also spread via email if it receives a specific command from a hacker.

The email has the following characteristics:

Subject: Microsoft Windows OutLook Express urgent updates
Attachment: SVCHOST.EXE

W32.Darker.Worm is written in Borland Delphi and is packed with UPX.

Antivirus Protection Dates

  • Initial Rapid Release version November 5, 2003
  • Latest Rapid Release version March 23, 2017 revision 037
  • Initial Daily Certified version November 5, 2003
  • Latest Daily Certified version March 23, 2017 revision 041
  • Initial Weekly Certified release date November 5, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Scott Gettis

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2016 Internet Security Threat Report, Volume 21
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