Discovered: September 10, 2004
Updated: February 13, 2007 12:27:23 PM
Also Known As: Worm.Win32.Zusha.a [Kaspersky], Zusha [F-Secure]
Type: Worm
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP
W32.Aizu is a worm that attempts to exploit the Microsoft Windows Local Security Authority Service Remote Buffer Overflow (described in
Microsoft Security Bulletin MS04-011) using TCP port 445. This worm propagates by scanning randomly selected IP addresses for vulnerable systems.
Protection
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Initial Rapid Release version September 11, 2004
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Latest Rapid Release version July 26, 2008 revision 017
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Initial Daily Certified version September 11, 2004
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Latest Daily Certified version July 26, 2008 revision 018
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Initial Weekly Certified release date September 12, 2004
Click for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
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Wild Level: Low
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Number of Infections: 0 - 49
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Number of Sites: 0 - 2
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Geographical Distribution: Low
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Threat Containment: Easy
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Removal: Moderate
Damage
Distribution
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Distribution Level: Medium
Writeup By: Kevin Ha
