W32.Mugly.A@mm

W32.Mugly.A@mm is a worm that uses its own SMTP engine to spread by sending itself as an email attachment to the email addresses gathered from the infected computer. It also drops and runs a W32.Spybot.Worm variant, and may attempt to open a backdoor on the infected computer.

Protection

• Initial Rapid Release version December 2, 2004
• Latest Rapid Release version July 26, 2008 revision 017
• Initial Daily Certified version December 2, 2004
• Latest Daily Certified version January 20, 2009 revision 048
• Initial Weekly Certified release date December 4, 2004

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: Medium

Distribution

• Distribution Level: High