1. /
  2. Security Response/
  3. Backdoor.Tidserv!gen21

Backdoor.Tidserv!gen21

Risk Level 2: Low

Discovered:
November 16, 2013
Updated:
November 18, 2013 9:34:04 AM
Type:
Trojan
Systems Affected:
Windows 2000, Windows 7, Windows NT, Windows Vista, Windows XP
Backdoor.Tidserv!gen21 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 November 16, 2013 revision 002
  • Latest Rapid Release version November 16, 2013 revision 002
  • Initial Daily Certified version November 16, 2013 revision 006
  • Latest Daily Certified version November 16, 2013 revision 006
  • Initial Weekly Certified release date November 20, 2013
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

  • Wild Level: Medium
  • Number of Infections: 50 - 999
  • Number of Sites: 3 - 9
  • Geographical Distribution: Medium
  • Threat Containment: Easy
  • Removal: Easy

Damage

  • Damage Level: High
  • 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 and the master boot record.
  • Causes System Instability: Infection of low level system files may result in instability of the operating system.

Distribution

  • Distribution Level: Low

Search Threats

Search by name
Example: W32.Beagle.AG@mm
STAR Antimalware Protection Technologies
Internet Security Threat Report
Symantec DeepSight Screensaver