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Aug 14, 2013

How to Remove Backdoor.Kerlisen Virus

I got the Backdoor.Kerlisen virus infection. I tried to remove by my anti-virus program but no luck. How can I remove this virus completely? This post will show the manual way to remove this nasty virus.

Description of Backdoor.Kerlisen:

Backdoor.Kerlisen is a Trojan that can be installed when you visit unsafe webpage, download infected programs and open infected E-mail attachment. Usually the virus maker use these ways to spare this nasty Trojan so that it can infect lots of the PCs in the whole world, most of the victims have no idea how and when they got this virus infection until their anti-virus program notice them. This Trojan has become one of the most dangerous viruses on the Internet that you need to pay attention to, it needs to be removed completely before it causes further damage on the infected machine.
In general, when this virus is installed to the infected PC, it will cause a terrible situation such as crashing down frequently and even the blue death screen. This Trojan can even download other viruses like browser hijack redirect and malware at the same time, that is why there will be different viruses on the same PC. This virus has infected a lot of PCs all over the world, if your anti-virus detects this virus, you need to get rid of it completely, or it may cause a further damage on it.

The following instructions require certain levels of computer skills. If you’re not sure and are afraid to make any critical mistakes during the process, please live chat with YooCare Expert now.

Danger of virus:

#The Trojan allows cyber criminals to visit your computer remotely without your consent.
#The Trojan is related to system crash and files fragmentation, and it can disable your executable programs.
#The Trojan redirects your specified websites to other harmful websites and changes your computer settings at random.
#It brings other types of threats to your computer such as malware, adware parasites and spyware.
#It records your browser history and computer data to violate your privacy and compromise security.

Best way to handle with the Trojan virus completely?

Malicious as the Trojan horse is, it takes your computer at great risk by damaging your system, files and programs. Also, this malicious Trojan corrupts your computer along with other types of threats like malware and spyware. Moreover, you will come across many unexpected troubles when surf the web, for example, the Trojan can redirect your web search results to hazardous contents. Even the best anti-virus software is also disabled and difficult to take effective to delete any type of viruses entirely. If you haven’t sufficient skills of handling with system files, please don’t delete anything that you are not sure. In this situation, manual removal is appreciated. Also, PC professionals online will help you delete the Trojan completely at a quick time.

Instructions on removing this virus completely:

Manual removal is a complicated and risky process, so please back up all important data before making any changes on your computer. Here are some instructions to handle with the Trojan horse manually, and be cautious when going through the following steps.

1. Press Ctrl+Alt+Del keys together and stop virus processes in the Windows Task Manager.

2. Go to Folder Options from Control Panel. Under View tab, select Show hidden files and folders and uncheck Hide protected operating system files (Recommended), and then click OK. Remember to back up beforehand.

3. Press Windows+ R keys and search for regedit in Run. Delete associated files and registry entries related to the virus from your PC completely as follows:

%AllUsersProfile%
%AllUsersProfile%\Application Data\~r
%AllUsersProfile%\Application Data\~dll

4. Reboot the computer normally to take effective, when the above steps are done.

This Video Shows You How to Safely Modify Windows Registry Editor:

As the above mentioned, Backdoor.Kerlisen can be very dangerous on the infected PC, it will make your PC stay in a very unsafe situation. Hijackers have ability to get into the infected PC by this nasty virus, the data on the infected machine will be stolen by them easily. Do not be naive, this virus will not go way until you remove it. Even though you have the most advanced anti-virus software, it is still disabled by this harmful virus to lose its functions in deleting the threat. In such a situation, you need to remove the Trojan manually at a quick time.

If you have no idea how to do with that, please to contact experts from Yoocare Online Tech Support for further help.

Published by & last updated on August 14, 2013 7:00 am

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