W32.Spybot.WON

Risk Level 2: Low

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Discovered:: September 7, 2005
Updated:: February 13, 2007 12:44:09 PM
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Spybot.WON is a worm that has distributed denial of service and back door capabilities. The worm spreads by exploiting numerous vulnerabilities, including the Microsoft Windows Plug and Play Buffer Overflow Vulnerability (as described in Microsoft Security Bulletin MS05-039).

Antivirus Protection Dates

Initial Rapid Release version September 7, 2005
Latest Rapid Release version July 27, 2009 revision 085
Initial Daily Certified version September 7, 2005
Latest Daily Certified version July 27, 2009 revision 073
Initial Weekly Certified release date September 7, 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: Medium

Distribution

Distribution Level: Medium

Writeup By: Rodney Andres

Technical Details

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Internet Security Threat Report, Volume 16