Sophos

Troj/Bckdr-QNV

Aliases
  • BackDoor-AWQ.b
  • Backdoor.Win32.Hupigon.axbl
  • BKDR_HUPIGON.SLD
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Drops more malware
  • Installs itself in the registry
Protection available since 10 June 2008 14:23:23 (GMT)
Detected by All Sophos products
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Action

More Information

Troj/Bckdr-QNV is a Trojan for the Windows platform.

When first run Troj/Bckdr-QNV copies itself to:

<Common Files>\Microsoft Shared\MSInfo\re101.exe
<Root>\re101.exe
<System>\_re101.exe

and creates the following files:

<Root>\AutoRun.inf
<Common Files>\Microsoft Shared\MSInfo\DelSvel.bat

AutoRun.inf is also detected as Troj/Bckdr-QNV, and DelSvel.bat is harmless.

The file re101.exe is registered as a new system driver service named "Microsoft Software", with a display name of "Microsoft Software10" and a startup type of automatic, so that it is started automatically during system startup. Registry entries are created under:

HKLM\SYSTEM\CurrentControlSet\Services\Microsoft Software

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