W32.Spybot.WON

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).

Protection

• 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 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: Easy

Damage

• Damage Level: Medium

Distribution

• Distribution Level: Medium