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Backdoor.Tidserv!gen12

Risk Level 1: Very Low

Discovered:
December 12, 2010
Updated:
August 15, 2012 11:37:25 AM
Type:
Trojan
Systems Affected:
Windows 2000, Windows 7, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP
Backdoor.Tidserv!gen12 is a heuristic detection used to detect threats associated with the Backdoor.Tidserv family.

For more information, please see the following resource:
Backdoor.Tidserv

Antivirus Protection Dates

  • Initial Rapid Release version December 13, 2010 revision 002
  • Latest Rapid Release version December 13, 2010 revision 002
  • Initial Daily Certified version December 13, 2010 revision 003
  • Latest Daily Certified version December 13, 2010 revision 003
  • Initial Weekly Certified release date December 15, 2010
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: Medium
  • Payload Trigger: Web searches and other user activities on the compromised computer.
  • Payload: Opens a back door on the compromised computer, hijacks Web search results, and displays pop-up advertisements.
  • Modifies Files: Infects low-level driver files such as atapi.sys.
  • Causes System Instability: Infection of low level system files may result in instability of the operating system.

Distribution

  • Distribution Level: Low
Note: On May 14, 2015, modifications will be made to the threat write-ups to streamline the content. The Threat Assessment section will no longer be published as this section is no longer relevant to today's threat landscape. The Risk Level will continue to be the main threat risk assessment indicator.
Writeup By: Takayoshi Nakayama

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