Sophos

Troj/GrayBird-S

Aliases
  • Backdoor.Win32.GrayBird.ch
  • BackDoor-ARR.svr
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from October 2005 (3.98)
Protection available since 25 August 2005 08:20:10 (GMT)
Detected by All Sophos products

Action

More Information

Troj/GrayBird-S is a backdoor Trojan for the Windows platform.

When first run Troj/GrayBird-S copies itself to <Windows>\YY_Serer.exe.

The file YY_Serer.exe is registered as a new system driver service named "YY_Sererwin", with a display name of "YY_Serer" and a startup type of automatic, so that it is started automatically during system startup. Registry entries are created under:

HKLM\SYSTEM\CurrentControlSet\Services\YY_Sererwin\

Troj/GrayBird-S injects itself into Internet Explorer and allows unauthorized access to a compromised computer..

Troj/GrayBird-S includes functionality to:

- silently download, install and run new software
- steal and capture information
- setup an FTP server
- capture audio/video streams

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