Risk Level 2: Low

June 5, 2004
February 13, 2007 12:24:06 PM
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003

VBS.Pub is a VBScript file-infecting and mass-mailing worm. VBS.Pub infects the files that have the .asp, .hta, .htm, .htt, .html, .vbe, and .vbs. file extensions.

The worm also uses Microsoft Outlook to send itself to everyone in the Microsoft Outlook Address Book.

If the day is the 6th, 13th, 21st, or 28th, the worm will delete all the files from the computer.

Antivirus Protection Dates

  • Initial Rapid Release version June 6, 2004
  • Latest Rapid Release version June 6, 2004
  • Initial Daily Certified version June 6, 2004
  • Latest Daily Certified version June 6, 2004
  • Initial Weekly Certified release date June 7, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment


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


  • Damage Level: High


  • Distribution Level: High
Writeup By: Eric Chien

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