W32.Perz

W32.Perz is a worm that spreads through file-sharing networks. It may also open a back door and download more malware on to the compromised computer.

Protection

• Initial Rapid Release version September 15, 2009 revision 024
• Latest Rapid Release version December 16, 2009 revision 007
• Initial Daily Certified version September 15, 2009 revision 035
• Latest Daily Certified version September 16, 2009 revision 024
• Initial Weekly Certified release date September 16, 2009

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: High
• Payload: Opens a back door.
  May download more malware on to the compromised computer.

Distribution

• Distribution Level: Low
• Shared Drives: Spreads through file-sharing networks.