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  3. Trojan.Tooso.H

Trojan.Tooso.H

Risk Level 2: Low

Discovered:
April 16, 2005
Updated:
February 13, 2007 12:37:13 PM
Also Known As:
Win32.Glieder.{W, Y} [Computer Associates], Email-Worm.Win32.Bagle.{bj, bk} [Kaspersky Lab], W32/Bagle.dll.gen [McAfee], W32/Bagle.gen@MM [McAfee], W32/Bagle.bs.{dr, gen} [McAfee], Troj/BagDl-Gen [Sophos], Troj/BagleDl-N [Sophos], TROJ_BAGLE.BH [Trend Micro]
Type:
Trojan Horse
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

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

Trojan.Tooso.H attempts to download a copy of Trojan.Tooso.F.



This Trojan may arrive in an email with a .zip file attachment. The file inside the attachment may be 1.exe.

Reinstalling Services
You may also wish to re-enable services that were disabled 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 April 16, 2005
  • Latest Rapid Release version March 1, 2011 revision 037
  • Initial Daily Certified version April 16, 2005
  • Latest Daily Certified version March 2, 2011 revision 002
  • Initial Weekly Certified release date April 16, 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: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: Low
Writeup By: John Park

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