W32.Vybab@mm

W32.Vybab@mm is a simple mass-mailing worm that attempts to use Microsoft Outlook to email itself to all the contacts in the Address Book.

The email has the following characteristics:

Subject: Microsoft Pack3, ;o)
Message: Hi:
This is Microsoft client server center
Check This!

W32.Vybab@mm is written in Borland Delphi.

Protection

• Initial Rapid Release version September 17, 2003
• Latest Rapid Release version July 19, 2008 revision 019
• Initial Daily Certified version September 17, 2003
• Latest Daily Certified version January 20, 2009 revision 048
• Initial Weekly Certified release date September 17, 2003

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: High