1. /
  2. Security Response/
  3. VBS.Butterhot


Risk Level 1: Very Low

June 14, 2003
February 13, 2007 12:01:50 PM
Also Known As:
VBS/Rettub [McAfee], IRC-Wrom.Butterhot [KAV]
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

VBS.Butterhot is a Visual Basic Script (VBS) worm that attempts to send itself by mIRC. The existence of the file sex.vbs is an indication of a possible infection.

Antivirus Protection Dates

  • Initial Rapid Release version June 16, 2003
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version June 16, 2003
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date June 18, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Scott Gettis

Search Threats

Search by name
Example: W32.Beagle.AG@mm
STAR Antimalware Protection Technologies
Internet Security Threat Report