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How to Remove SONAR.Heuristic.157 from Your Computer? (Adware Removal Guides)

Do you want to get rid of SONAR.Heuristic.157 from your homepage?

Is it difficult to delete SONAR.Heuristic.157 from your browsers such as Firefox, Chrome and IE?

Do you have any sense to remove SONAR.Heuristic.157 virus from your computer by manual?

In this article, you could know the SONAR.Heuristic.157 removal guides step by step.

Information about SONAR.Heuristic.157

SONAR.Heuristic.157 belongs to Trojan horse family that could do great harm to targeted computers. So many computer users have a hard time getting rid of it for it won’t be removed by all of their antivirus programs and anti-spyware. They may can’t recall when and how this bug could come inside the system. As to computer users who are unwary with the computer, they will install such a bug out of any notification. Similar to many other computer threats, SONAR.Heuristic.157 may hide in some free resources like applications, players, drives, and so on that are easily to be downloaded from the Internet, spam email attachments, some unfamiliar web sites even those legitimated ones but hacked, some unknown links, corrupt files shared by 2P2 network with others, and etc. Even, its creator may bundle ransom virus, spyware, worm, and so on with it.

Once executed, the system will in a terrible mess. For example, lots of files with strange names are added, registry entries are modified, even some files are deleted permanently, and so forth. By making lots of changes on the computer, SONAR.Heuristic.157 will be able to run automatically whenever you load the system. It roots and hides deep in the system as it is created with rootkit technique.
What is more, SONAR.Heuristic.157 makes the system slow and vulnerable. Under these circumstances, cyber hackers may be able to remotely perform some illegal actions. They may be able to track and capture crucial information like user account details, credit card information, and so on. Even, they may drop more computer threats to mess up the computer completely or for any other vicious purposes. Don’t hesitate to remove it from your computer, even though it hasn’t caused any weird symptoms for the time being. This post will be helpful for you to get rid of it.

Scenes of SONAR.Heuristic.157

1)When your browser like Google Chrome, Firefox and Internet Explorer is opened, you will get a minimized blank tab instead of the homepage.
2)If you still keep the SONAR.Heuristic.157 problem on your computer, it will infect legitimate running programs such as TFC.exe and svchost.exe.
3)Your computer will run more and more slowly since the infiltration of SONAR.Heuristic.157.
4)System crash happens randomly and restarts constantly.
5)Some legitimate programs on the computer are disabled and many errors are claimed.

Effective methods to get rid of SONAR.Heuristic.157:

Method one: Automatically remove SONAR.Heuristic.157 easily with SpyHunter.(Download Removal Tool)
Method two: Manually remove SONAR.Heuristic.157.

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

Method one: Automatically remove SONAR.Heuristic.157 easily with SpyHunter.
It is highly recommended to download SpyHunter on your computer if you have difficulty in manually SONAR.Heuristic.157. 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.Heuristic.157

(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.Heuristic.157 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.Heuristic.157 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”


What Prevention Measures to be Taken to Avoid SONAR.Heuristic.157 Attacks

If today’s modern computer users gets a chance to rampant malware threats like SONAR.Heuristic.157, then they have to be abreast and retroactive with the upcoming situations. Below are some best prevention measures you can take to avoid such harmful spyware threats.

Use reliable and quality antivirus software with real time anti spyware protection for your PC.
Use hardware based firewall for your system.
Keep security softwares, operating systems up to date.
Its important to deploy DNS security.
Be careful and cautious while Internet surfing.


The SONAR.Heuristic.157 virus affects PC users all over the world and it brings you a lot of troubles and damages. It is a computer virus at high threat level. Whenever you suffer from this Trojan issue, you should take measures to get rid of it entirely. In fact, the Trojan slows down your computer and causes constant computer freezes and crash while you carry out activities in the system. It affects your computer files and changes your computer settings to make big troubles. If you visit webs, news and images, etc. and search for things on the affected computer, you may get browser redirect issue and receive lots of popups on the web browser.

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