Troj/Geoload-A

Aliases	Trojan-Dropper.Win32.Small.ajc
Category	Viruses and Spyware
Type	Trojan
What to do	If you've received an alert for a virus or spyware, then follow the instructions for removing the threat.
Prevalence	low high

Summary


Affected operating systems	Windows
Characteristics	Installs itself in the registry
Protection available since	20 November 2005 15:48:09 (GMT)
Detected by	All Sophos products

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Troj/Geoload-A is a downloader Trojan for the Windows platform.

Troj/Geoload-A includes functionality to access the internet and communicate with a remote server via HTTP.

When Troj/Geoload-A is installed it creates the file <System>\chke.dll.

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

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

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

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