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Discovered:
- March 22, 2009
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Updated:
- August 15, 2012 10:53:06 AM
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Also Known As:
- W32/TDSS.BU [F-Secure]
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Type:
- Worm
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Infection Length:
- 46,592 bytes; 39,879 bytes; 10,752 bytes
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Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Vista, Windows XP
W32.Tidserv.G is a worm that spreads by copying itself to removable drives. It may also simulate a fake DHCP server and download potentially malicious files on to the compromised computer.
For more information, please see the following resources:
Backdoor.TidservAntivirus Protection Dates
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Initial Rapid Release version March 22, 2009 revision 007
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Latest Rapid Release version February 19, 2013 revision 016
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Initial Daily Certified version March 22, 2009 revision 018
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Latest Daily Certified version April 10, 2011 revision 002
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Initial Weekly Certified release date March 25, 2009
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: Easy
Damage
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Damage Level: Medium
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Payload: Downloads additional files and redirects DNS queries.
Distribution
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Distribution Level: Medium
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Shared Drives: Copies itself to removable drives.
Writeup By: Mircea Ciubotariu
