Troj/Clicker-CS

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
Included in our products from	July 2006 (4.07)
Protection available since	28 May 2006 13:11:51 (GMT)
Detected by	All Sophos products

Troj/Clicker-CS is a Trojan for the Windows platform.

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

When first run Troj/Clicker-CS copies itself to <Program Files>\winupdates\<original filename>

The following registry entry is created to run Troj/Clicker-CS on startup:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
rmalt
<Program Files>\winupdates\<original filename>

Troj/Clicker-CS disables Regedit and the Task Manager by setting the following registry entries:

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System\
DisableRegistryTools

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System\
DisableTaskMgr

Troj/Clicker-CS also modifies the following registry entry to change the default Microsoft Internet Explorer Start Page:

HKCU\Software\Microsoft\Internet Explorer\Main\
Start Page

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