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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Encyclopedia GetVirusCard True 0

Sohanat.DB

 
Threat LevelHigh threatDamageSevereDistributionNot widespread
Common name:Sohanat.DB
Technical name:W32/Sohanat.DB.worm
Threat level:Medium
Type:Worm
Effects:  

It carries out several modifications in the Windows Registry, which prevent the computer from working properly. It prevents users from accessing the website belonging to several searchers and modifies the start page of Internet Explorer changing it to another one that imitates Google's. It spreads via mapped and removable devices.

Affected platforms:

Windows 2003/XP/2000/NT/ME/98/95

First detected on:Sept. 20, 2007
Detection updated on:April 7, 2008
StatisticsNo
Proactive protection:
Yes, using TruPrevent Technologies

Brief Description 

    

Sohanat.DB is a worm that prevents users from accessing websites belonging to several searchers. Instead, users are redirected to a website that imitates Google's and that contains several malicious links.

On the one hand, it modifies the start page of Internet Explorer and changes it to other imitating Google's, precisely to the one mentioned above.

On the other, it carries out several modifications in the Windows Registry that prevent users from carrying out the following actions, among others:

  • Doing searches and running files in a fast and straight way, as it disables the options Search and Run from the Start menu.
  • Viewing the processes that are being run through the Task Manager.

Sohanat.DB reaches the computer in a file that has the icon of a text file and spreads via mapped and removable drives.

Visible Symptoms 

    

Sohanat.DB is difficult to recognize, as it does not display any messages or warnings that indicate it has reached the computer.

However, it could be recognized as a website imitating Google's is displayed when the user attempts to access the website of certain searchers:

The affected websites are the following:
google.com
google.co.uk
www.google.co.uk
google.jp
www.google.jp
google.cn
www.google.cn
google.ca
www.google.ca
search.msn.com
search.live.com
search.yahoo.com
search.aol.com
ask.com
www.ask.com
answer.com
www.answer.com

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