Wednesday, December 24, 2014

Backdoor.Preft Removal Instruction


Want to run a program, visit a site or open a file, but you computer acts very slowly? If your antivirus software detects Backdoor.Preft after performing a full scan of the computer system but fails to delete it, what should you do? Why is the antivirus program unable to stop the attack process of Backdoor.Preft? How can you effectively and completely remove it?

Backdoor.Preft Information:

Backdoor.Preft is a rampant Trojan virus released by evil hackers. The Trojan accesses to your computer when you click on some unknown links that are put in some famous social sites by the cyber criminals, install those free software that are bundled with it or visit websites that are hacked, it can install itself into the computer without your approval. Further more, it is capable of performing task on the infested computer even if you do nothing. Beside, it can drop additional malware, Trojan and evil plug-ins into system so that more and more infections grow crowdedly invisibly. Users should be cautious when doing any online activity.

It is capable of installing itself on the target machine within a short time without your knowledge. It modifies Windows Registry as well as important system settings, which allows it to be activated and continue performing malicious tasks immediately when you have the infected computer started up. It is insecure to leave it remain in the computer. If not, everything of your system is in your system. You will not be able to use the computer for work. Further more, you may constantly get the system no response pops- up, especially when you attempt to enable a program or load a web page. The undesirable system performance will reduce your work efficiency sharply. Some important data are missing. These notifications also take up a lot of system resources and space as well as the Trojan program itself. Furthermore, the Trojan virus may bring more and more other cyber infections to the same machine, which making the situation worse. Furthermore, this Trojan virus can watch what you are doing on the computer and send the sensitive information collected to the remote hackers. Since the Trojan virus can disguise itself as a legitimate part of the system, it is hard for your antivirus program to remove it. You should remove Backdoor.Preft manually as soon as possible.

The Manual removal is effective but not for everyone, especially for a regular PC user. However, if you are not a computer expert, it is suggested that you use a powerful third-party removal tool to get rid of Backdoor.Preft automatically.

How to Remove Backdoor.Preft Manually Step by Step?

Backdoor.Preft is a dangerous computer infection that gets into the target computers secretly without consent. It causes your computer to function abnormally and drops additional threats to further destroy your computer. Furthermore, it has conflicts with many system programs. It is suggested to eliminate this malware immediately. Please follow the manual removal guide given below to remove this threat immediately.

Step 1: Stop the processes of the Trojan in Task Manager.

1)Open Windows Task Manager by pressing keys Ctrl+Shift+ESC or Ctrl+Alt+Del. together.

2)Search for its running malicious processes of the Trojan, and then stop them all by clicking on “End Process” button. (The virus process can be random)

Step 2: Delete all the files associated with the Trojan.

%AppData%\Roaming\Microsoft\Windows\Templates\random.exe
%AllUsersProfile%\Application Data\random
%AllUsersProfile%\Application Data\~random
%AllUsersProfile%\Application Data\.dll HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Random “.exe”

Step 3: Get rid of all the registry entries related to the Trojan.

1)Press Window + R keys together. When Run pops up, type regedit into the box and click OK to launch Registry Editor.

Navigate to the HKEY_LOCAL_MACHINE and HKEY_CURRENT_USER directories, find out and get rid of all the registry entries related to the Trojan immediately.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\random
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run\random
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\RunRegedit
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\[RANDOM CHARACTERS].exe
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Random
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run\Random.exe

Note: Please back up your computer before any file changes in case that you can restore your information and data if you make any mistake during the process.

Step 4: Restart the computer to normal mode after these steps are done.

In conclusion, Backdoor.Preft is a harmful system invader which is designed by cyber hackers with notorious black- hat techniques and can distribute itself around the world. Your computer is likely to get infected by this Trojan virus if you don’t take care while surfing the net. Once infected by the virus, the system may get crushed. Hence, you should eliminate it as soon as you find it lurk in your computer. Get a powerful removal tool to protect your computer from more potential threats.


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