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How to Remove SONAR.Cryptlk.AF!g3? (Useful Removal Guide)

What is SONAR.Cryptlk.AF!g3 virus? Have you any idea bout it? My System has been affected with this threat which completely corrupted my all windows registry entries. I found it when i scan my System, it not only slows down my System performance speed but also blocks me to access my files. I have used lots of method to delete it but i failed each time because it disables the functionality of my security tools. Please help me anyone to delete SONAR.Cryptlk.AF!g3 virus from my infected System.

What is SONAR.Cryptlk.AF!g3?

SONAR.Cryptlk.AF!g3 is one member of the harmful Trojan horse families. Similar to many other computer threats, it penetrates into computers out of permission and notification. Besides, it could be bundled with other viruses including ransom virus, rogue programs, redirect virus, and so forth to corrupt further the system.

Usually, SONAR.Cryptlk.AF!g3 is distributed by suspicious websites or spam email attainments. It is possible to get infected the virus via downloading free applications from distrusted resources. Hence, computer users should pay attention while using unknown resources to avoid certain risks. Many victim users prefer to launch various antivirus programs to clean up threats on their computers, but it cannot work for all kinds of hazardous threats that have updated their characteristics all the time. When they come to some stubborn ones such as SONAR.Cryptlk.AF!g3, only manual removal can guarantee a complete fix.

Malicious as SONAR.Cryptlk.AF!g3 is, it has the ability to glue on kernel of your system so as to insert its vicious codes and commands to make chaos on compromised machine. Please keep in mind that if there is any dealy in removing the virus, it will lead to Blue Screen, Slow performance and even system Crashes. To avoid worse consequences that might occur on your affected computer, you should take immediate measures to get rid of SONAR.Cryptlk.AF!g3 virus once it is detected on your PC.

What is Trojan

SONAR.Cryptlk.AF!g3 virus creates a number of problems

Spam files and registries are injected to your PC
It slows down overall PC performance
Tons of pop-up ads come out on computer screen
Homepage is replaced and redirected to commercial pages
SONAR.Cryptlk.AF!g3 installs unwanted search engine, toolbar and browser extension
SONAR.Cryptlk.AF!g3 drops other type of infections in order to invade your system deeply
SONAR.Cryptlk.AF!g3 might violate your personal information and earn easy money

Effective methods to get rid of SONAR.Cryptlk.AF!g3:

Method one: Automatically remove SONAR.Cryptlk.AF!g3 easily with SpyHunter.(Download Removal Tool)
Method two: Manually remove SONAR.Cryptlk.AF!g3.

Detail instruction (please perform all the steps in correct order)

Method one: Automatically remove SONAR.Cryptlk.AF!g3 easily with SpyHunter.
It is highly recommended to download SpyHunter on your computer if you have difficulty in manually SONAR.Cryptlk.AF!g3. It is developed to help users to detect and delete the infection once found. Besides, it can repair the compromised system automatically and protect your PC against other potential threats in the future.

Step 1: Download SpyHunter on your computer with the following installation tutorials.


Step 2: The moment you accomplish the installation, run it and perform a full scan of your entire system to search for the rogue program.


Step 3: Please check the scan results and delete the rogue program from your computer.


Step 4: Don’t forget to restart your computer to apply all changes.

Method two: Manually remove SONAR.Cryptlk.AF!g3

(1) Use the safe mode
Reboot your computer, press F8 to enter Windows Advanced Options Menu before Windows is launched, use the arrow keys to highlight Safe Mode with Networking, press Enter.


Reference video on How to Remove Windows Virus in Safe mode

(2) Stop the running process of SONAR.Cryptlk.AF!g3 in Windows Task Manager.
Right click on the taskbar and select Start Task Manager (or press Ctrl+Shift+Esc), click Process tab, find and click on the related running process, and click End Process.


(3) Uninstall its related programs from your computer:
SONAR.Cryptlk.AF!g3 may bring some unwanted programs, you should uninstall them all.
Start>> Control Panel >> Programs >> Programs and Features >> Find out the unwanted programs and Uninstall it.


(4) Reset Folder Options to find the hidden files.
Start >> Control Panel>> Tools >> Folder options >> view >> Show hidden files, folders, and drives >>OK


Find the files here, and delete them:

C:\windows\system32\drivers\ random
%AllUsersProfile%\Application Data\.dll
%AllUsersProfile%\Application Data\.exe
(5) Open Registry Editor and remove Trojan registry entries.
Attention: Removing registry entries mistakenly will lead to system crash. If you are not sure, leave it to professional tool.
Start >> input regedit in the search box >>open Registry Editor >>find the related date and remove them.


HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “” = “%AppData%\.exe”
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run “” = “%AppData%\.exe”

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