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VBS.Legion@mm

Risk Level 2: Low

Discovered:
October 16, 2002
Updated:
February 13, 2007 11:46:16 AM
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

VBS.Legion@mm is a Visual Basic Script (VBS) worm that uses Microsoft Outlook MAPI to send itself to first 8,000 contacts in the Outlook Address Book. It also attempts to spread through the KaZaA file-sharing network. It deletes some antivirus product files when it is executed. The email has the following characteristics:

Subject: Legion Game
Attachment: Legion.vbs

NOTE: Definitions dated before October 17, 2002, detect this threat as Bloodhound.VBS.Worm.

Antivirus Protection Dates

  • Initial Rapid Release version October 17, 2002
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version October 17, 2002
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date October 23, 2002
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: Moderate

Damage

  • Damage Level: Low

Distribution

  • Distribution Level: High
Writeup By: Yana Liu

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