VBS.Ypsan.D@mm

Risk Level 2: Low

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Discovered:: April 9, 2005
Updated:: February 13, 2007 12:36:38 PM
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

VBS.Ypsan.D@mm is a mass-mailing worm that sends itself to all email addresses gathered from the Windows Address Book and attempts to shut down the compromised computer.

Antivirus Protection Dates

Initial Rapid Release version April 9, 2005
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version April 9, 2005
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date April 13, 2005

Click 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: Easy

Damage

Damage Level: Low

Distribution

Distribution Level: Medium

Writeup By: Hatsuho Honda

Technical Details

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Internet Security Threat Report, Volume 16