Hello, how do I clear this Trojan.Injector.CAJK virus? I was searching on the Interent, but suddenly there is a message telling that to continue viewing, Flash player needs to be updated, so I clicked on the button OK. But after that I felt I get wrong things on computer as my antivirus started to report there is risk on computer! I ran antivirus for scanning. I know this Trojan horse is in system now by antivirus cannot clear it completely. So could you please guide me to completely kick it off my computer?

Trojan.Injector.CAJK Virus Description:

Trojan.Injector.CAJK virus belongs to malicious and dangerous Trojan horse infection which usually can severely damage computer system including windows XP, windows 7, 8 or windows 10. This Trojan virus will corrupt, modify and even disable system files and programs when it enters the system. It goes to start-up items and then it can start up while computer is booting.  This Trojan.Injector.CAJK virus implants its malicious codes into windows folder, programs folders and so on to totally change system settings and mess up system functions. You could find some file is not in the original place. That is because some file is deleted or changed with different virus files. System errors will also start happening sometimes. Some strange shortcuts like.exe will be displayed on desktop.  Web browser runs slower than ever, and once you open many tabs at the same time, browser gets stuck or freezes. You will have to restart the web browser over again and again. This virus even can modify the DNS settings to block you to access the Internet. This Trojan.Injector.CAJK will create many junk files to take up much system capacity to slow down computer performance. Even worse, Trojan virus will open backdoor to introduce other virus or malware into system to worsen system state. Anyway, once you find Trojan virus on computer, please remove it as soon as possible to avoid more damages created by the virus.

Trojan.Injector.CAJK virus will be a big threat to your personal data. This virus is created by cyber criminals to steal computer users’ information. Firstly, this Trojan virus will track your online history to get your online data including payment issue, online baking detail, credit card information, email password and other valuable and profitable information. So it even can display products ads specifically according to what you usually browse online. If you like shopping in online store, it will show the product discount and deals ads. Even worse, once your computer is controlled by this Trojan.Injector.CAJK virus, the remote hacker will easily get connection with your computer with help of the virus. And hackers will hack your computer totally and pilfer any information stored on computer. At that time, the mouse and key board even cannot work. Therefore, to avoid Trojan horse getting into computer, you should take some effective measure to prevent it from accessing your machine. Please don’t visit unsafe sites like porn site, open malicious pop-up ads, view porn video popping up from porn websites, download free software from unsafe sites or open spam email attachments.

Some Traits about Trojan.Injector.CAJK 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 Trojan.Injector.CAJK 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 Trojan Horse Trojan.Injector.CAJK 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”.



>>>>>> 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”.



>>>>>> You will need to find out the suspicious registry files related to this Trojan.Injector.CAJK 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.Injector.CAJK 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:).


>>>>>> Basically speaking, all the related files of Trojan.Injector.CAJK 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.


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


Trojan.Injector.CAJK virus can severely attack your computer once it gets on your PC. It corrupts your system files, weakens the security level of the infected computer and modifies all your key registry settings as well as disables your firewall because of its root-kit. The CPU usage percentage will become higher than before, which will cause constant blue or black screen death and system freeze. this Trojan virus helps cyber criminals remotely control the infected PC. So hackers can do anything on your PC and get any information from your computer or by tracking your online history. And users’ personal information like credit card, bank account details, log-in passwords or other financial information could be leaked out. Victims of this Trojan.Injector.CAJK virus will suffer from financial loss. This Trojan must be removed as fast as possible to avoid further damages if you detect this nasty thing on your computer.

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

Published by Tony Shepherd & last updated on November 11, 2015 5:16 am

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