Super Tutorial to Remove Trojan.Injector.CAJK

What is Trojan.Injector.CAJK? I have found Trojan.Injector.CAJK when I ran my antivirus tool in my system. Now, when I go to clean all unknown temporary files by cleaning up methods and uses several kinds of security programs, no luck such all applied ways gets failed. I cannot find possible solutions about how to eliminate Trojan.Injector.CAJK entirely from my system. I just noticed this trojan virus usually comes back again and again on my desktop background while I restart my system to start any activity. Is there any suggestion ? Please help me !

What is Trojan.Injector.CAJK?

Trojan.Injector.CAJK is a trojan program that is very infectious and can do various types of damages to the computer on which it gets installed. The trojan has different ways through which it can enter in the PC such as through internet downloading, file transfer from infected drive, spam email etc. once the system gets infected that trojan makes various changes in it which will be initally invisible for the user but he will see some decline in the performance of the system. The trojan will modify the settings of the computer which will decrease its security. The Trojan.Injector.CAJKtrojan will finally create a backdoor in the system which will be a secret passage for data transfer which will be done without the knowledge of the user. The trojan may also download other malware programs for its help. These programs will get installed automatically and will work as a spyware or other tracking software which will keep the records of the user activity.

Once Trojan.Injector.CAJK invaded on the PC, it will start to take control your PC, as first of all it will change your registry entry in order to launch itself on the PC without your permission later it will steal your sensitive information such as password, login ID, credit card number, bank account detail and so on so that hacker could easily access into your computer to steal your money and make your PC out your control. It is capable of deactivating your Firewall and antivirus to bring more malware and virus on the PC to highly destruct it. It can consume your system resources by inserting its numerous nasty files where you computer will be slow down poorly. It can delete your various important files like .doc, .xls, .txt etc. So, if you have found unfortunately Trojan.Injector.CAJK on the PC, you should delete it immediately.

How Trojan.Injector.CAJK comes to your system?

Trojan.Injector.CAJK is a very harmful infection that silently infiltrates into targeted windows computer without seeking for any approval and hides itself behind the system background. You won’t recognize its arrival as it infiltrates very secretly and via various Internet sources Lets have a look at some of these:

Social Media : Visiting malicious websites, unsafe web pages, phishing domain and unauthentic web pages are the major ways for the invasion of creepy computer threats.
Drive By Download : This very malware usually comes bundled with freeware software installers, unsafe programs and third party application programs from the unsafe Internet sources.
Open Spam Email Attachments : When you open Spam emails or download its suspicious attachments, then such malware bug may get inside your PC. It is the basic source for virus penetration.
Infected Removal Devices : Use of infected external devices such as DVD, CD, pen drive etc. may inject Trojan.Injector.CAJK like harmful bugs into your victimized computer. so, you should be careful before using any external devices.

What Are The Consequences Of Trojan.Injector.CAJK On Your PC ?

This Trojan can severely impair and damage your PC once it gets installed. It increases the payload by dropping malicious codes by easily surpassing the security programs pre-installed on the system. It tries every possible ways in the book to go undetected. Apart from this it creates following problems on your PC

PC users experience sluggish PC performance
System automatically restarts or freezes
Opens backdoor and allow threats into your PC
Disable the security program

How Can You Remove Trojan.Injector.CAJK from Your PC Effectively?

Trojan.Injector.CAJK is a dangerous Trojan that can sneak into your computer system in different secret ways and then performs a variety of harmful activities on your PC. It can slow down your computer, corrupt your important data and files, bring other malware, spy your activities, and steal sensitive information, etc. The only way to avoid these problems is to quickly rmeove the Trojan from your PC. You can follow the instructions below to have it removed instantly.
Method 1: Remove the Trojan automatically by using a malware removal tool.

Method 2: Remove the Trojan by performing system restore.

Method 3:Step-by-step Guide to Remove Trojan.Injector.CAJK Manually

Method 1: Remove the Trojan automatically by using a malware removal tool.

If system restore doesn’t work, it is suggested that you get rid of the malicious Trojan by using an advanced malware removal tool which can automatically scan for the threats on your PC and delete them all permanently. Here are two tools recommended: SpyHunter. Both tools have been proved to be able to detect and delete Trojan.Injector.CAJK effectively. Now you can follow the instruction below to automatically remove the harmful Trojan using one of the tools recommended.

Option 1: Use SpyHunter

SpyHunter is a powerful anti-malware program available in both the free version and registered version. The free version provides the free scan feature that can effectively detect various threats like Trojans, adware, PUPs, browser hijackers, worms, and viruses; while the registered version provides not only the scan feature but also many other advanced features like malware removal, daily malware definition update, free tech support, etc. It is a really powerful tool that can help fix your malware issues.

Highly Recommended:

download-icon

SpyHunter is specially designed to detect, remove and block adware, spyware, browser hijacker, rootkits, keyloggers, worms and other malware.

Key features:

√ Easily block, detect and remove the latest malware threats.
√ Malware definitions are updated daily.
√ Free technical support and custom fixes for hard-to-kill malware.

Now you can download and install SpyHunter to run a free malware scanning first. If Trojan.Injector.CAJK and any other threats are found in your system, you can remove them by registering in SpyHunter.

Download SpyHunter setup file on your computer desktop.

Once the downloading is done, locate and double-click the setup file to run on your PC.

SpyHUnter installer

When a window appears as below, click the Run button.

click-Run

Select your preferred language.

select-language

Click CONTINUE button.

continue

Check I accept the EULA and Privacy Policy option and click INSTALL button.

SpyHunter-installation-step-3

Now you can see the installation process.

installtion process

When you are prompted that the setup is successful, click the EXIT button.

exit

SpyHunter will be launched automaically. You can see its main screen as below. Now run a free malware scan by clicking on the Scan Computer Now button.

spyhunter-scan-computer-now

SpyHunter now will start scanning your Windows registry, files, and memory for any threats. This scanning process may take 30 minutes or more. Please wait until the scanning to be completed.

scan process

Once the scanning is over, you can check all detected threats. SpyHunter will show their detailed information in the result list. To remove all threats, just click the Fix Threats button.

fix threat

Most users fail to get rid of Trojan.Injector.CAJK due to the fact that the Trojan has infected all their restore points. Are you one among of them? If it is the case, you need to select another solution, namely running a malware removal tool to help you easily and effectively remove this threat out of your machine.

gam-download

 

Method 2: Remove the Trojan by performing system restore.

Sometimes, you can remove a malware from your PC by performing system restore. System Restore is a feature that enables you to restore your PC to a previous date, a date at which you know it was working well. But it should be pointed out that, this method doesn’t work, if the malware has infected the Restore Points. Therefore, we cannot ensure that you are able to remove Trojan.Injector.CAJK effectively by restoring your system. Anyway, just have a try. Follow these steps please.

 

Note:
Do not back up files to the same hard disk that Windows is installed on. For example, do not back up files to a recovery partition. Always store media used for backups (external hard disks, DVDs, or CDs) in a secure place to prevent unauthorized people from having access to your files; a fireproof location separate from your computer is recommended. You might also consider encrypting the data on your backup.

For Windows XP

Click Start > All Programs > Accessories > System Tools > System Restore.

system-restore (1)

In the window that appears, tick Restore my computer to an earlier time option, then click the Next button.

system-restore (2)

A new window will pop up, and you should select a restore point that possibly hasn’t been infected and then click Next button.

Video On: Using System Restore in Windows XP

 

At this point, you will be prompted with a confirmation as to whether or not you want to restore the system to the designated restore point. Click the Next button to confirm.
system-restore (4)

The computer will shut down and reboot, after doing some thinking and making some changes. When all is done, the computer will be restored to the state it was in at the designated restore point and all should be well.

For Windows 7

Click the Start button, and enter system restore into the search box.In the list of results, find and click on the program named System Restore.

system-restore_win7 (1)

The System Restore window will appear. Tick Choose a different restore point option and click Next button to select the desired restore point.

system-restore_win7 (2)

Tick the checkbox labelling Show more restore points and select a restore point you wish to restore and then click Next button.

system-restore_win7 (3)

Then, confirm your restore point by clicking the Finish button and click Yes button to continue.

system-restore_win7 (4)

Wait for some time until the system restore is completed.

For Windows 8

Right click the bottom left corner of the computer screen, and click Control Panel from the popup menu.

system-restore_win8(1)

In the open window,select Category from view by, and then click System and Security > System. A new window will open and you need to find and click on Advanced system settings.
system-restore_win8(2)

A small window will appear. Under System Protection tab, click on System Restore.
system-restore_win8(3)

A window named System Restore will pop up. Then, click Choose a different restore point and click the Next button.
system-restore_win8(4)

Now choose a desirable restore point and click Next.
system-restore_win8(5)

After confirming your restore point, click Finish.
system-restore_win8(6)

When a small dialog box appears, click Yes button. Then the System Restore will begin.
system-restore_win8(7)

Wait until the System Restore is done. Your computer will be restarted itself.

Note:if you want to keep your computer away from malware, a best solution is to install a reliable anti-malware program such as SpyHunter that can provide real-time protection, realize automatic updates, and quarantine or remove malware threats effectively. Click the button to get SpyHunter downloaded on your PC right now!

Downloadspy

Method 3:Step-by-step Guide to Remove Trojan.Injector.CAJK Manually

Boot up your computer in Safe Mode with Networking.

Windows 8:

a. Press the Power button at the Windows login screen or in the Settings charm. Then, press and hold the” Shift” key on your keyboard and click Restart.
b. Click on Troubleshoot and choose Advanced Options. Then click on Startup Settings and select Restart. Your PC will restart and display nine startup settings. Now you can select Enable Safe Mode with Networking.

win 8 safe mode with networking 2

Windows 7/Vista/XP:

Restart your computer and keep pressing F8 key until Windows Advanced Options menu shows up, then using arrow key to select “Safe Mode with Networking” from the list and press ENTER to get into that mode.

Safe-Mode-With-Networking-2

Stop Trojan.Injector.CAJK related processes from the task manager.

Windows 8:

Press Ctrl+Alt+Delete or Ctrl+Shift+Esc >> Click Task Manager >> Right click the process you would like to end >> End task
(If you want to check the background processes, please click More details. Click the processes you want to end, and click End Task.)

1

Windows 7/Vista/XP:

Click on the Start button and choose Run option, type taskmgr and press OK, Task Manager will pop up immediately. End Trojan.Injector.CAJK and other suspicious running processes.

taskmgr

Delete Trojan.Injector.CAJK associated files in hidden folders.

Windows 8:

  1. Start screen >> Control Panel >> Appearance and Personalization >> Folder Options
  2. The Folder Options box pops up >> Check Show hidden files, folders, or drives >> Apply
  3. Search the infected system to find out all the malicious files and then delete all of them

Windows 7/Vista/XP:

Show up Folder Options from Control Panel. Check the box of “Show hidden files and folders” and uncheck “Hide protected operating system files (Recommended)”, then click “OK”. Remove all of harmful files of Trojan.Injector.CAJK

folder-options

Step 4: Eliminate registry entries created by Trojan.Injector.CAJK

Press Win+R to activate the Run window >> Type “regedit” or “regedit.exe” to the search bar >> Click “Ok” if you are asked if you want to open Registry Editor; Find out all the harmful keys, right click them and Delete.

win7-run-regedit

Remove Trojan.Injector.CAJK From Mac OS X

Hold down the Option (Alt) key while looking at the Go menu in Finder. Access hidden Library folder, locate junk files and then delete them

library1
Press the “Command,” “Option,” and “Escape” keys all at the same time. This action will open the Force Quit Applications window. Click on “Force Quit.” Your browser will force quit.

4
Note:if you want to keep your computer away from malware, a best solution is to install a reliable anti-malware program such as SpyHunter that can provide real-time protection, realize automatic updates, and quarantine or remove malware threats effectively. Click the button to get SpyHunter downloaded on your PC right now!

Downloadspy

Conclusion

Trojan.Injector.CAJK virus is commonly Trojan horse that targets computers that are running on the Windows Operating System. This virus can infiltrate in the system via freeware downloads, peer to peer file sharing, spam emails and then damage your computer performance very badly. Therefore, you may encounter blue screen with complex error codes and then abnormal computer shut-down randomly, which will result in loss of data and even damage to the hard disk. Trojan.Injector.CAJK virus is responsible for collecting sensitive information, such as credit card passwords, log in details, user credentials and others, then further sending the collected information to the remote hackers for their own illicit purpose.

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