How to Wholly Remove Gresim - Remove Trojan Horse Virus from Your Computer?

Is your antivirus software informing that your computer is infected by Gresim ? The infection is dangerous and should be deleted without hesitation. But the problem is your antivirus program failed to remove it. How can you completely remove Gresim? Want to find an effective and quick removal? Read this post and learn how to effectively get rid of the infection.

Friendly Reminder: Please try a professional trojan horse removal tool to remove this trojan horse once you can't remove it through the manual removal guide below.

More Information About Gresim

Gresim is a devious Trojan virus which is prevalent recently around the world. It attacks your computer with the intention of destroying your computer and it does try to do that after it penetrates into your computer via the Internet. You will meet a series of problems if your system is infected. The Trojan virus is able to disguise itself as a part of Windows files and make it difficult for security tools to remove it. Furthermore, if you have never noticed the presence of Gresim on the computer, you may mistakenly remove crucial system files which will lead to a complete system disruption. But if you allow the Trojan to stay longer in your computer, the situation will get worse.

Usually, this Trojan hides in some unsafe websites that have been hijacked by cyber criminals, and it has the ability to sneak into your computer through spam emails and malicious malware programs. It is also bundled with other programs and comes along with them when you download and install such programs. If you want to avoid attack of this Trojan horse, you should try not to download and install any free software which comes from trustless sources on your computer. The Trojan drops its malicious files in the system, corrupts registry entries and modifies the names of some important system files. In this way, it is able to stop processes, close programs and stop some programs from running, especially the antivirus programs. Being infected, your computer will sometimes encounter serious problems like shutdown, restarting and blue screen of death, which may cause hard disk damage and important data loss. Once you leave it stay on the system, further dangerous malware will be dropped in the system with the aims to completely control the system where you store your private information and commercial files. More seriously, the cyber criminals will be able to intrude your computer easily with the help of this Trojan. It can corrupt your documents and record users' sensitive information on the computer. To restore your computer to a clean state again, you have to delete all the malicious files related to the Trojan. Please remember that the manual removal requires you to have been properly practiced with computer expertise.

The manual removal instructions in this post are suitable for the advanced computer users. Any unintentional mistake will lead to unwanted consequences, please apply to automatic tool if you have no confidence in manual method.

How dangerous is the virus?

1. Drip a hole to drop cyber hacker into the computer to completely manage the PC. 2. You will experience disconnections to Internet and malfunction of many executable program applications frequently. 3. It can run automatically when Windows starts up, wasting system resources. 4. It has ability to collect browsing history data and confidential information, and then sends to the hackers.

Manually Remove Gresim Trojan Horse Virus

Gresim is a dangerous Trojan horse that installs itself on your computer in a secret and aggressive way. It will reduce system performance and obtain access to the malware outside to get into the system. Moreover, remote hackers may exploit this Trojan to gain access to your PC remotely without permission and do anything they want on the controlled machine. Please get rid of it as soon as you notice its presence. The steps below will show you how to get rid of the infection step by step.

Step 1. Change the Folder settings and show hidden files

(1). Click the Start button and go to Control Panel

(2). Click the Appearance and Personalization link

(3). Hit the Folder Options link

(4). Click the View tab in the Folder Options window

(5). Select the Show hidden files, folders, and drives under the Hidden files and folders category

(6). Click OK at the bottom of the Folder Options window.

Step 2. Delete the registry entries and files created by the Trojan.

(1). Remove the related registry entries

Open registry editor by clicking "Start" menu,typing "regedit" in the "Run" box and then clicking "OK" button.

While the Registry Editor is open, search for and delete the following registry entries showed below:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\[RANDOM CHARACTERS].exe
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings "CertificateRevocation" =Random
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run\Random.exe

(2). Locate and delete the relevant infected files of this Trojan.

%AllUsersProfile%\random.exe
%AppData%\Roaming\Microsoft\Windows\Templates\random.exe
%Temp%\random.exe
%AllUsersProfile%\Application Data\.dll HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Random ".exe"
Note:Of course, it's highly recommended that you should remove trojan horse in a professional way if there are sill some similar problems with your computer.

Gresim is a highly dangerous Trojan horse that is spread through the Internet. It has brought great damage to some PC users. Most of the computer users have no idea when and how their PC got infected. In fact, the Trojan can arrive on the computer in different ways. Malicious websites and attachments or links infected with this Trojan are the main source of this infection. It enables hackers to remotely control your computer. Your personal data in your computer will be at high risk. So, you'd better get rid of the malicious Trojan virus promptly. Furthermore, it's rather necessary for you to use a professional malware removal tool to get away from all the malware.