W32.Randex.FC

Risk Level 1: Very Low

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Discovered: January 29, 2004
Updated: February 13, 2007 12:16:19 PM
Also Known As: Backdoor.IRCBot.gen [KAV]
Type: Worm
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP


W32.Randex.FC is a network-aware worm that will copy itself as the following files:
  • \Admin$\system32\GT.exe
  • \c$\winnt\system32\GT.exe
The worm receives instructions from an IRC channel on a predetermined IRC server. One such command will trigger the aforementioned spreading.

Protection

  • Initial Rapid Release version January 30, 2004
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version January 30, 2004
  • Latest Daily Certified version January 20, 2009 revision 048
  • Initial Weekly Certified release date February 4, 2004

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: Medium

Writeup By: Kevin Ha
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