Sophos

Troj/Haxdoor-CZ

Aliases
  • Trojan-Spy.Win32.Goldun.lq
  • a
  • variant
  • of
  • Win32/Spy.Goldun.GU
  • trojan
  • a
  • variant
  • of
  • Win32/Spy.Goldun.HP
  • trojan
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Drops more malware
  • Installs itself in the registry
Included in our products from December 2006 (4.12)
Protection available since 12 August 2006 15:26:06 (GMT)
Last updated 17 October 2006 02:43:20 (GMT)
Detected by All Sophos products

Action

More Information

Troj/Haxdoor-CZ is a Trojan for the Windows platform.

When Troj/Haxdoor-CZ is installed the following files are created:

<System>\asusrx20.dll
<System>\asusrx25.sys
<System>\ksl48.bin

The file asusrx20.dll is also detected as Troj/Haxdoor-CZ, while the file asusrx25.sys is detected as Troj/Haxdor-Gen. The file ksl48.bin is a clean log file and may be deleted.

The following registry entries are created to run code exported by asusrx20.dll on startup:

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\asusrx20
DllName
asusrx20.dll

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\asusrx20
Startup
asusrx20

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\asusrx20
Impersonate
1

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