I don’t understand why I have norton but still got this Trojan Backdoor.Kerlisen Virus.  A warning told me that some files in my computer have been corrupted. And that Trojan has  been detected. But I have tried many security tools but no one can get rid of it.  How can I remove the virus so that it won’t corrupt more files? I really worried about my computer very much. If some body can help me, that would be appreciated.

Backdoor.Kerlisen Virus Instruduction

Backdoor.Kerlisen Virus is a very tiny rootkit that can hide in your operating system to cause damages; Its damage power is not tiny at all. It can be everywhere when you open some advertisement pages or malicious websites. Hackers often hide this virus in some click icons such as files download buttons, play buttons and some irresistible pop-up windows. When you carelessly click these icons which are full of potential danger, it means that you make a condition for Trojan virus to access your PC, though your real intention is not for this satanic stuff. The intelligent crafty Trojan once access your PC, it can be check-less in your computer and capriciously do anything as the prior designed goal of the program demands.

As for this Backdoor.Kerlisen Virus, its purpose is to plant some rootkits into your computer so that it can change some security settings. Usually, this is to collect some personal information from your computer. Of course the ultimate aim is to bring lots of malicious and deceitful advertisements or rogue software or viral documents to damage your computers or swindle and ransom your money. After your PCs get infected by such Trojan, it will firstly change the registry entry to make sure it can start automatically when windows start. The further means of its activity is to get away from the Fire Wall or antivirus programs killing it.

The most awful and destructive action of Backdoor.Kerlisen Virus is that it will start background downloading when it has its full swing without your notice and permission. The key point is that those downloaded files are all vicious programs, robber software and with useless even harmful information which can lead to your individual privacy revealed to evildoers that means you will suffer property loss and spiritual damages. For you and your computer’s sake, please remove it whenever you get infected buy such Trojan no matter in which way as soon as you can. However, antivirus may detect it but can never remove it completely.

 

Tips: If you feel upset after you tried many ways but no luck, contact YooCare PC online professional service. You can save much time and don’t have any risk. Don’t get around much anymore.

How to Judge If Your Computer Has Been Infected Trojan?

A. Your computer is something not normal as usual such as running very slowly.

B. When you open the Task Manager, you can find some strange progress which you never found before.

C. Some of your computer functions are unavailable or some normal legal program can’t run or there are unusual conditions of them.

D. It always constantly happens that your system has errors somewhere.

E. Later, your computer system will be totally destroyed.

What Is The Best Way to Remove Trojan ?

Depending on which level of risk of the Trojan has infiltrated your PC, you might find it is hard to get rid of this sophisticated worm. Some people have successfully cleaned out the stubborn worm, but since one of the primary functions of this virus is to disable security programs,so the method of using anti-virus program is not always a foolproof approach.

Please follow these steps to get rid of Backdoor.Kerlisen Virus manually:
Step 1: Press CTRL+ALT+DEL or CTRL+SHIFT+ESC. Open the Windows Task Manager.
If that didn’t work, try another way. Press the Start button and click on the Run option. This will start the Run tool. Type in taskmgr and press OK. This should start the Windows Task Manager

Step 2: Within the Windows Task Manager click on the Processes tab. Find the process by name. random.exe. Then scroll the list to find required process. Select it with your mouse or keyboard and click on the End Process button. This will kill the process.

Step 3: Delete malicious registry entries.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\random
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run\random

Step 4: Remove malicious files of Backdoor.Kerlisen Virus

C:\windows\system32\services.exe (randomly named)
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\Settings\{FddsFE4DFF-B2DS54457-AS0902LS99SD}
C:\Program Files\Search Results Toolbar\Datamngr\SRTOOL~1\random

Video of Key Steps on How to Modify or Change Registry to Completely Clean Trojan:

Further more, please be careful when you try to fix Backdoor.Kerlisen Virus problem yourself. It’s not so easy for one person who is not familiar with the virus and not well trained in IT filed. The virus can change its name constantly which will make the removal work harder to you. If you don’t have much knowledge of Windows operating system, you almost can’t find it out from so large amounts of system files. And you’d better don’t try so called free software to get rid of this Backdoor.Kerlisen Virus since the virus is well disguised that anti-virus may delete some system files erroneously. What’s more so called free software may be another cheater. You’d better to find an expert to help you remove this Trojan.

Kindly Reminder: If you failed to remove Trojan Horse Backdoor.Kerlisen Virus with the methods you found from the internet, please consult YooSecurity certified professionals to remove it completely.

Published by Leo R. Oscar & last updated on August 10, 2013 4:58 am

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