W32.Kalel.B@mm

W32.Kalel.B@mm is a mass-mailing worm that uses its own SMTP engine to spread. It also attempts to spread through various peer-to-peer file-sharing networks. It typically arrives as an email attachment named mailbox_details.zip.

Protection

• Initial Rapid Release version June 16, 2005
• Latest Rapid Release version July 26, 2008 revision 017
• Initial Daily Certified version June 16, 2005
• Latest Daily Certified version January 20, 2009 revision 048
• Initial Weekly Certified release date June 22, 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: Moderate

Damage

• Damage Level: Medium

Distribution

• Distribution Level: High