Remove SONAR.Heur.RGC!g345 From Windows System (Uninstall Gudie)

SONAR.Heur.RGC!g345 removal

Hidden Info About SONAR.Heur.RGC!g345

SONAR.Heur.RGC!g345 is a trojan that comes bundled (hidden) in malicious programs which you download off of the Internet. Once you install the source program, this trojan attempts to obtain "root" access -administrator level access on your windows system without your awareness. If you have a genuine high quality service provider Antivirus installed and up-to-date on your system then, you may receive warning/ alert pop up by the Antivirus. If haven't installed any Antivirus then you will not receive any notification. This kind of Trojans are extremely difficult to detect & delete because they hide themselves by integrating into the operating system files or with another legitimate application's source code files. Once it invades your system, the Trojan horse executes each time you reboot your PC and attempts to download/install extremely malicious files.

SONAR.Heur.RGC!g345 was released on October 25, has been identified as low level Trojan horse. It can target Windows 2000, Windows 7, Windows 8, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP and other version of Microsoft's Windows. Security experts are still working on its activities and behavior analysis, therefore, we can't tell exactly for what purpose “Sonar” trojan family has created SONAR.Heur.RGC!g345.

However, we have listed its possible features that can be noticed on your compromised PC:

  • Extremely degraded PC performance and strange error alerts

  • System freezes up, so that nothing you can do except pressing “Power button”.

  • Verities of Windows instabilities such as spontaneous restart, crash and shut down, Screen black out.

  • Inability to access own saved files, folders and drives and throws 'access denied messages or execution errors' when you try to access them.

  • Unexpected appearance of new files or folder. for example, suspicious shortcuts on your desktop screen.

  • Disappearance of files and some of programs,

  • Homepage of your Internet browser altered and search engine replaced including unwanted browser redirections.

  • Email spamming – Infectious emails are sent and received without your knowledge

  • Disabled functions – important programs like Antivirus, windows explorer, task manager etc may not be working properly.

Therefore, if you see any of above symptoms on your PC, then you must follow the provided instruction on this page to remove SONAR.Heur.RGC!g345 or safeguard your system from possible infections.

Scan PC to Remove SONAR.Heur.RGC!g345

How to Uninstall SONAR.Heur.RGC!g345 from Control Panel from Windows 10

  • Click and Open Start Menu option


  • Settings option is to be selected on the menu to show all the contents


  • Click on System option


  • On the system Menu, Click on Apps and features option


  • Now Click on SONAR.Heur.RGC!g345 to remove it from PC.

How to Eliminate SONAR.Heur.RGC!g345 from Windows 8/8.1

Step 1: Press repeatedly F8 to boot PC in Safe Mode. Restart PC and select “Safe Mode with Networking”.


Step 2: Press ALT+Ctrl+Del to open Windows Task Manager. After that, search all the SONAR.Heur.RGC!g345 related processes and then click to “End Task”


Step 3: Type “regedit” in Run dialog box and open Windows Registry Editor. Search and delete all the corrupt registries added by SONAR.Heur.RGC!g345 infection.


Step 4: Go to Start and then click to open Control Panel.


After that, click Add/Remove Program


Uninstall SONAR.Heur.RGC!g345 associated programs from Windows 8/8.1


Uninstall SONAR.Heur.RGC!g345 From Window 7/vista

Tap on F8 Key to Enter Safe Mode


Restart PC and select “Safe Mode with Networking”


First of all close all running programs and open Task manager by pressing ALT + CTRL + DEL keys on your keyboard simultaneously.


Now Click on Processes menu and select all the processes associated with SONAR.Heur.RGC!g345 one by one then click on End Task.


Now go to the desktop, click on Start Menu on the left lower corner. Move to Control panel and use left mouse click over it.


The Control panel window will open, if are getting the view by Category find and click “Uninstall a program” below “Programs” group.


Now select SONAR.Heur.RGC!g345 within programs list and click on Uninstall.

Steps to Eliminate SONAR.Heur.RGC!g345 from Windows XP

Step 1: Restart PC in Safe Mode by continuously pressing F8 button. After that, select “Safe Mode with Networking”.


Step 2: Open Windows Task Manager by pressing Alt+Ctrl+Del together. After that, find and select all the SONAR.Heur.RGC!g345 associated processes and then click to “End Task” button.


Step 3: Open Run dialog box and then enter “regedit.exe” to open Windows Registry. Search and then delete all the corrupt and infectious registries added by SONAR.Heur.RGC!g345.


Step 4: Click Start button and then go to Control Panel, click to open Windows Add/Remove Program. Search all the SONAR.Heur.RGC!g345 related programs and then uninstall it from Windows XP.



How to Uninstall SONAR.Heur.RGC!g345 From Your Infected Browser

A. Guidelines to Remove SONAR.Heur.RGC!g345 From Microsoft Edge Browser

How to Reset Default Search Engine to Uninstall SONAR.Heur.RGC!g345

Select Settings after selecting More (…) on the address bar


Click and select on View advanced settings option

advance settings-edge

In order to input the search engine, Click on <Add new> under option”Search in the address bar with”


Select Search engine and adds as default by clicking on Add as default option.

How to Reset Default Homepage on Microsoft Edge to Uninstall SONAR.Heur.RGC!g345

  • Select More (…) option on the address bar followed by settings
  • Select specific page or pages under Open with option
  • After selecting the Custom option, enter the URL of the homepage you wish to set as


B. How to Delete SONAR.Heur.RGC!g345 from Google Chrome

Click to Open Google Chrome and then click on menu icon which is on the top right corner and then select Tools → Extensions


Select all the malicious extensions including SONAR.Heur.RGC!g345 and then select trash icon


Again click on menu icon and select Settings and then click to Manage Search Engines under the Search section


In Search Engines, remove all the infectious search sites and set Google Chrome as Default Browser


C. How to Uninstall SONAR.Heur.RGC!g345 From Mozilla Firefox

Launch Mozilla Firefox and find and click “Firefox” button on the top left corner on the screen.


A drop down box will appear, navigate to Add-ons option and click on it.


In the next window select and click on “Extensions” in left pane.


Find SONAR.Heur.RGC!g345 add-on and click on the center area to see the border exactly and click on Disable button.
Wait a moment and let the add-on get disabled.


Now click the “Remove” button, later on uninstall the add-on Mozilla will ask you to restart the browser.


D. How to Remove SONAR.Heur.RGC!g345 From Internet Explorer

First of all Launch Internet explorer by clicking the Task-bar Icon on desktop.

Now Click on Tool Menu on web browser interface.


Select and click on Manage add-ons in the drop down box.

A View and manage your Internet Explorer Add-ons window will open, now click on “Toolbar and Extensions” option in left pane.

A list of all installed ad-ons will appear, select SONAR.Heur.RGC!g345 and click on “Disable” button and Reset IE


Click to Download SONAR.Heur.RGC!g345 Scanner