Monday, November 11, 2013

Remove backdoor.pihar virus –Permanently Get Rid of Trojan horse

backdoor.pihar is notorious computer infection which is classified as Trojan horse. This virus has disturbed computer users for a long time. As it has the ability to mutate frequently. It is very hard for the antivirus software to completely delete it from the infected PC.  If you still suffer the interruption of backdoor.pihar Trojan horse, you can follow the manual removal step as below and remove this virus permanently from your PC.

Before introduce the manual removal guide, I would like to make a brief introduction about backdoor.pihar virus. Once gets into the target computer, backdoor.pihar virus will add some files to the system to its own benefit.
And delete some important files to block some applications in the infected PC. The performance of the infected computer may degrade day after day; it may take a long time for computer owners to run a certain program and sometimes windows get freeze when users are surfing the internet. How angry you may be if you are watching a live broadcast or in the critical moment of playing computer games.

At the same time, backdoor.pihar Trojan horse may gang up with other computer virus, such as browser hijacker, adware and worms. To help these viruses invade into the computer more easily, usually backdoor.pihar Trojan horse may chisel up a backdoor in the target PC without users’ permission and knowledge, as a result, other compute infections can take advantage of the security vulnerability to infiltrate into the PC more easily.

All in all, backdoor.pihar Trojan horse is a big threat to the infected PC, you should take action to remove it as soon as possible from your compromised PC.

Method one:backdoor.pihar Trojan horse manual removal guide

Step 1: Launch your PC into Safe Mode with Networking.
 Restart your computer. As your computer restarts but before Windows launches, tap "F8" key constantly. Use the arrow keys to highlight the "Safe Mode with Networking" option, and then press ENTER.

Step2: Stop all processes that related to backdoor.pihar Trojan horse
Open task manager by pressing Alt+Ctrl+Del keys at the same time. Another way is to click on the Start button and choose Run option, then type taskmgr into and press OK.

Terminate all the processes about backdoor.pihar Trojan horse in the Window Task Manager.

Step3: show hidden files and folders and delete all the suspicious files.
Concrete steps
1).click the Start button and choose Control Panel, clicking Appearance and Personalization, to find Folder Options then double-click on it.

2).in the pop-up dialog box, click the View tab and uncheck Hide protected operating system files (Recommended).

3).delete all the files about backdoor.pihar Trojan horse from computer drive
%AllUsersProfile%\Programs\{random letters}\
%AllUsersProfile%\Application Data\~r
%AllUsersProfile%\Application Data\~dll

Step 4: Delete malicious registry entries of backdoor.pihar Trojan horse.
Open Registry Editor by pressing Window+R keys together. Another way is clicking on the Start button and choosing Run option, then typing into Regedit and pressing Enter. Delete malicious registry entries of PUP.Optional.Tarma.A.

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments “SaveZoneInformation” = ‘0’
“EnableShellExecuteHooks”= 1 (0×1)

If the manual guide is kinda difficult for you, please feel free to download automatic removal tool SpyHunter to drive the self-invited guest away.

Method two: Automatically remove backdoor.pihar with Spyhunter antivirus software:


Step 1: click the icon below to download automatic removal tool SpyHunter


Step 2: follow the instructions to install SpyHunter



Step 3: run SpyHunter to automatically detect and uninstall backdoor.pihar


Summary: Due to the changeable characters of backdoor.pihar, you cannot be too careful to distinguish the harmful files and registries from the system files and registries. If you have spend too much time in manual removing backdoor.pihar and still not make any progress, you can download and install Spyhunter antivirus software here to remove backdoor.pihar automatically for you.

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