- Discovered:
- July 2, 2003
- Updated:
- February 13, 2007 12:03:22 PM
- Also Known As:
- W32.Akosw@mm, Win32.Israz.A [CA], W32/Israz.worm [McAfee], Worm_Israz.A [Trend], W32/Israz-A [Sophos], I-Worm.Israz [KAV]
- Type:
- Worm
- Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP
W32.Israz@mm is a mass-mailing worm that sends itself to all the contacts in the Windows Address Book.
The email has the following characteristics:
From: update@microsoft.com
Subject: Windows Update
Message:
Your file is attached to message.
For more information go to Windows Update http:/ /windowsupdate.microsoft.com
Attachment: Update.exe
From: update@microsoft.com
Subject: PS1
Message:
Your file is attached to message.
For more information go to Windows Update http:/ /windowsupdate.microsoft.com
Attachment: Q322593.exe
From: help@google.com
Subject: Update Your ToolBar
Message:
Your file is attached to message.
For more information go to Google home page http:/ /www.google.com
Attachment: ToolBar.exe
From: help@google.com
Subject: Auto Search Wizard
Message:
Your file is attached to message.
For more information go to Google home page http:/ /www.google.com
Attachment: Wizard.exe
From: copyright@yahoo-inc.com
Subject: Yahoo FAQ
Message:
Your file is attached to message.
For more information go to Yahoo home page http:/ /www.yahoo.com
Attachment: FAQ
From: copyright@yahoo-inc.com
Subject: Support For Search
Message:
Your file is attached to message.
For more information go to Yahoo home page http:/ /www.yahoo.com
Attachment: Support.exe
From: <the infected user's email address>
Subject: You must to see that
Message:
Your file is attached to message.
Attachment: Fun.exe
This worm spreads itself through the KaZaA file-sharing network and is written in the Microsoft C++ programming language.
NOTE: Definitions dated prior to July 11, 2003 may detect this threat as W32.Akosw@mm.
Antivirus Protection Dates
- Initial Rapid Release version July 3, 2003
- Latest Rapid Release version September 28, 2010 revision 054
- Initial Daily Certified version July 3, 2003
- Latest Daily Certified version September 28, 2010 revision 036
- Initial Weekly Certified release date July 8, 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
Writeup By: Yana Liu



