Sophos

Troj/Bdoor-EB

Aliases
  • BKDR_AGENT.AD
  • Backdoor.Win32.Webdor.p
  • BackDoor-CGZ
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from April 2005 (3.92)
Protection available since 15 February 2005 20:56:25 (GMT)
Detected by All Sophos products

Action

More Information

Troj/Bdoor-EB is a backdoor Trojan.

When first run, Troj/Bdoor-EB will copy itself to the Windows folder with a filename of either MSEXPLOREN.EXE, SHCH.EXE, SVCHST.EXE or WINAGENT.EXE. In order to run automatically each time a user logs on, Troj/Bdoor-EB will set one of the following registry entries:

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
SheduIer
<path to Trojan EXE> /i

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
SvcH0st
<path to Trojan EXE> /i

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
WinAmpAgent
<path to Trojan EXE> /i

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
MsnExplorer
<path to Trojan EXE> /i

Troj/Bdoor-EB will also create the following registry branch to store configuration data:

HKLM\SOFTWARE\Catal

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