1. /
  2. Security Response/
  3. Trojan.Tooso

Trojan.Tooso

Risk Level 1: Very Low

Discovered:
February 28, 2005
Updated:
February 13, 2007 12:34:24 PM
Also Known As:
W32/Bagle.dll.dr [McAfee]
Type:
Trojan Horse
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

Trojan.Tooso is a Trojan horse that interferes with the operation of security software by terminating processes, stopping services, removing registry entries, and deleting files.



Reinstalling services
You may also wish to re-enable services that were stopped by the threat. In the services window (in "Control Panel" for Windows 9x and in "Control Panel\Administrative Tools" for Windows 2000 and Windows XP) find the services that have been disabled, double click on them and reset the "startup type" value from the drop down menu.

Antivirus Protection Dates

  • Initial Rapid Release version February 28, 2005
  • Latest Rapid Release version February 19, 2013 revision 016
  • Initial Daily Certified version February 28, 2005
  • Latest Daily Certified version March 2, 2011 revision 039
  • Initial Weekly Certified release date March 1, 2005
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: More than 10
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: Low
Writeup By: Fergal Ladley

Search Threats

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