W32.Yodo@mm

W32.Yodo@mm is a mass-mailing worm that uses its own SMTP engine to spread itself.

The email has the following characteristics:

Subject: Fun game!
Message: Hello,
Please see the attachment! I scanned it for viruses before I sent it out. it's a really cool game!
Scanned with Norton Anti-Virus
Attachment: flash-game.exe

This threat is written in the Microsoft Visual Basic programming language.

Protection

• Initial Rapid Release version September 2, 2003
• Latest Rapid Release version July 19, 2008 revision 019
• Initial Daily Certified version September 2, 2003
• Latest Daily Certified version January 20, 2009 revision 048
• Initial Weekly Certified release date September 3, 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: Moderate

Damage

• Damage Level: Low

Distribution

• Distribution Level: High