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Discovered:
- June 9, 2001
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Updated:
- February 13, 2007 11:44:01 AM
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Also Known As:
- VBS.Bulbas.B
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Type:
- Worm
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Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows NT, Windows XP
VBS.Bulbas.B@mm is a Visual Basic (VB) Script, mass-mailing worm that uses Microsoft Outlook to send itself to all the contacts in the Outlook Address Book. The email has the following characteristics:
Subject: Rv: New Stuff 4You!
Attachment: Natas.bat
The Natas.bat attachment creates two other files, Natas.vbs and Natas.html, which the worm uses to infect the computer and spread.
NOTE: Definitions dated prior to March 11, 2003 may detect this threat as VBS.Bulbas.B or Bloodhound.VBS.Worm.
Antivirus Protection Dates
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Initial Rapid Release version June 11, 2001
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Latest Rapid Release version September 28, 2010 revision 054
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Initial Daily Certified version June 11, 2001
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Latest Daily Certified version September 28, 2010 revision 036
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Initial Weekly Certified release date June 11, 2001
Click for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Scott Gettis
