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VBS.Grez

Discovered:
March 23, 2004
Updated:
February 13, 2007 12:20:08 PM
Also Known As:
VBS/Grez.worm [McAfee], VBS.Grez [Kaspersky]
Type:
Worm
Systems Affected:
Windows 2000, Windows NT, Windows Server 2003, Windows XP

VBS.Grez spreads by scanning for computers that are vulnerable to Microsoft's DCOM RPC security exploit. This worm has a VBScript and a Windows-executable component.

Antivirus Protection Dates

  • Initial Rapid Release version March 24, 2004
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version March 24, 2004
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date March 24, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Rodney Andres

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