W32.Israz.B@mm

W32.Israz.B@mm is a mass-mailing worm that uses its own SMTP engine to send itself to all the contacts in the Windows Address Book and Outlook Address Book.

The email has the following characteristics:

Subject: Your file is attached to message.
Message:
Hi!, it's me !!!
I sent you a new game for our great friendship, open it, and enjoy.
Attachment: game.exe

or:

From: windows@microsoft.com
Subject: Something new for you
Message:
Did you know...
This is one tip of many tips that can help you use your computer easily and simply.
Open the file attached, and enjoy.
Attachment: tips.exe

The worm also attempts to spread itself through some file-sharing networks, such as KaZaA, Morpheus, eMule, eDonkey2000, BearShare, and iMesh.

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

Protection

• Initial Rapid Release version September 24, 2003
• Latest Rapid Release version August 20, 2008 revision 017
• Initial Daily Certified version September 24, 2003
• Latest Daily Certified version January 20, 2009 revision 048
• Initial Weekly Certified release date September 24, 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: Low

Distribution

• Distribution Level: Low