Discovered: November 17, 2003
Updated: February 13, 2007 12:13:59 PM
Also Known As: Worm.Win32.Francette.a [Kasper, W32/Tumbi.worm [McAfee]
Type: Worm
Systems Affected: Windows 2000, Windows NT, Windows XP
W32.Francette.Worm is a worm that exploits the DCOM RPC vulnerability (described in
Microsoft Security Bulletin MS03-026) using TCP port 135, as well as the Microsoft IIS Web Server Folder Traversal vulnerability (described in
Microsoft Security Bulletin MS00-078). The existence of the file syshost.exe is an indication of a possible infection.
This worm is written in Borland Delphi and is packed with ASPack.
Protection
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Initial Rapid Release version November 18, 2003
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Latest Rapid Release version April 29, 2008 revision 038
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Initial Daily Certified version November 18, 2003
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Latest Daily Certified version April 29, 2008 revision 041
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Initial Weekly Certified release date November 19, 2003
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: Scott Gettis
