I was just told by Avira that my laptop is infected with a virus file called Win32.Viking.JJ. I have let Avira to run a full scanning then click on “Remove” to clean all infected files, but many damaged files are still there after restarting laptop. So what security tool I can use to remove this kind of virus completely? Avira tells where the infected files are located in, but I can’t dare to delete it manually as I am afraid my stupid action would create another computer problem. I don’t know much about computer, so could you please help me?

Brief Introduction of Win32.Viking.JJ Virus

Win32.Viking.JJ Virus hits your computer and damages your system, and how to remove it? This virus has been classified as a aggressive and dangerous backdoor Trojan virus which has a strong ability to exploit system vulnerability and bring other computer threats like rogue program, ransomware or spyware. This backdoor virus hijacks your web browser like Google Chrome, IE, Firefox or Edge by changing the browser’s homepage and search tool. It adds different unknown and unwanted tool bar, adware, malicious links or bookmark into infected web browser. You will be annoyed by tons of popup ads on the webpage you visit even though you open legitimate sites. But you should not click on these random popups as popup ads usually contains malicious virus files, and one click will soon activate the virus. Win32.Viking.JJ Virus implants its executable files into crucial system folder, changes or disables important system files to totally mess up system. Your computer will suffer a series of problems, for example, it can’t turn on or shut down properly because of some severe error codes. It even can suddenly shut down while you’re still performing some tasks on computer. This is because this virus has change the startup items or mess up system files severely.

Win32.Viking.JJ Virus has a strong ability to change its pathway and location in order to bypass the detection of antivirus. Therefore, it’s hard for antivirus to remove this virus completely. It keeps producing junk files to eat up system capacity and rise up CPU usage percentage. System resources are taken up too much. Your infected computer will start to run slowly. If you perform many tasks at the same time, your computer will often gets stuck or crashes down suddenly. Even you open many tabs, your web browser will just get frozen, and Window stops working. Some icons on task bar can’t show up. You have to force to shut down your infected computer to refresh it. This Win32.Viking.JJ Virus keeps exploiting the system vulnerability to weaken and  worsen system security, and once system becomes weaker, many other virus, malware, spyware, rogue program or ramsonware will easily get into computer system. Many threats will severely mess up system and soon broke down computer. If you find this Win32.Viking.JJ Virus on your computer, you’re strongly advised to completely eradicate this virus as fast as you can, or this virus gradually damage system till computer breaks down.

Some Traits about Win32.Viking.JJ Virus

-Can slow down the performance of the computer, or even blue screen.

-Can create many junk files which occupy a lot of space in hard drive.

-Can download other malicious programs into computer, which make further damage.

-Can redirect you to pages you don’t want all the time no matter what you are doing.

-Take a long time to turn on or shut down your computer

-Your sensitive information can be stolen by hacker who can access to your computer with the help of this Trojan.

-May pretend as an anti-virus program and cheat you that computer is in dangerous, and ask you to pay to remove the threats.

Warm prompt: It’s complicated for people who are not computer savvy or not familiar with the virus to remove the Win32.Viking.JJ Virus. You can contact YooCare/YooSecurity PC professional online service for help:

Removal Guide for PCs with Windows OS

There is a removal guide of Trojan provided here; however, expertise is required during the process of removal, please make sure you are capable to do it by yourself.

>>>>>> Press Ctrl+Shift+Esc keys simultaneously to get the Task Manager to stop the active processes of Win32.Viking.JJ Virus. To do this, you will need to click the “Processes” tag at the top then find out suspicious processes and right click on them and select “End Process”.

Task manager


>>>>>> Click “Start” menu at the lower left corner and type “regedit” in the search programs and files box and press Enter key. Then you will open the “Registry Editor”.

start menu


>>>>>> You will need to find out the suspicious registry files related to this Win32.Viking.JJ Virus in the Registry Editor, They are usually located in: HKEY_LOCAL_MACHINE > SOFTWARE. You need to distinguish them from their “Name” and “Data” at the right column. All of them will be randomly distributed. If you are not good at this, ask for an expert for help.

registry editor

>>>>>> After you find out the suspicious registry files, you need to find out where the .exe files of the Trojan Virus locates. Usually, they will be in the operating system drive. To open it, you will need to click Start menu > Computer & My computer. Generally speaking, the Operating System drive is Local Disk (C:).

Hard diskdrives

>>>>>> Basically speaking, all the related files of Win32.Viking.JJ Virus will be located in Windows > System32. Find out all the files of the Trojan virus and delete them. Make sure that all the files you deleted are viruses, but not the files of the operating system. Any mistakes will cause data loss even system crash.

System 32

Video of Key Steps on How to Modify or Change Windows Registry:


Win32.Viking.JJ virus comes into targeted computer through malicious websites like porn or ads sites, spam email attachment or downloading free-charging software from unknown resource like unlicensed websites. After it slips into your PC, it will start to change system systems, alter system files and kill crucial system registry. System errors, system crash or blue screen of death are all caused by this Trojan horse. System performance will soon slow down. sometimes, you will fine computer can’t start on or shut down improperly. Programs are disabled and can’t find its location. Malicious files are produced in every folders. Web browser is greatly attacked by the virus and you can’t get online or download new programs. popup ads often display when you’re browsing webpage. Corrupted files and registry entries are generated in system to eat up system capacity. Your PC will work at a very slow speed. Vulnerabilities will be produced a lot, and cyber hacker controls your PC with help of this virus and gains your personal data and privacy. This Win32.Viking.JJ virus is a big threat both to PC security state and your personal data safety. It is wise to figure our effective way to eliminate this Trojan horse as soon as you find it on your machine.

Warm prompt: If you are not computer savvy or not familiar with the virus to remove this Trojan Virus. You can contact YooCare/YooSecurity PC professional online service for help:

Published by Tony Shepherd & last updated on February 10, 2017 1:56 am

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