How to Remove SecurityHelper.dll?

Have you been the latest victim of SecurityHelper.dll? This Trojan horse is vicious that you have to remove it from your computer instantly. However, normal antivirus programs fail to deal with this computer threat. So, what should be done next? Are you going to spend a lot of money on taking your infected computer to a repair shop? Read this post and learn how to effectively get rid of SecurityHelper.dll. 

Details of SecurityHelper.dll: 

SecurityHelper.dll is a Trojan horse which is detected newly by some famous antivirus programs such as Avast, Avira and Norton. It will mess up your computer system you let the Trojan stay on your computer. This Trojan horse is a really a headache for most users. To survive on your computer, the Trojan corrupts registry entries and modifies the names of some important system files. In addition, it will keep serving unwanted pop up ads and notifications to seduce users to click them, which is very annoying. Please note that if you ignore this Trojan horse and let it stay in the system for a long time, you will find many problems on your computer.

SecurityHelper.dll which locates on the annoying pop-ups can infiltrate into the system through exploiting system vulnerability. Also, this virus can come from other infected program. If you don’t want to get in trouble, you should be cautious when downloading unknown programs or clicking suspicious links from unknown sources. Once installed, the Trojan drops several malevolent files on the computer, modifies the registry entries and damages or changes some vital system files. By performing this, it has the ability to shut down some ongoing process, especially the antivirus programs, and prevent antivirus scanner from detecting its malcodes and disrupt the system. You may also encounter blue screen of death once it’s installed and sudden shutdown or restart problems may frequently occur, which causes the data loss or even undesired hardware issues. 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. Moreover, it can allow the hackers who create it to visit your computer with ease. Then the data on your computer can be viewed and stolen randomly. To secure your system, you have to find out and manually delete all traces of this Trojan horse from your computer completely. Please remember that the manual removal requires you to have been properly practiced with computer expertise. 

The guidance below needs special skill of computer. If you are a green hand in computer and don’t think you can accomplish the manual removal on your own, please resort to a professional and reliable removal tool. 

How does the Trojan virus harm your computer? 

1. It opens a backdoor to the system and enables hackers to enter your computer unauthorizedly.

 

2. Decrease system performance and disable executable files.

3. Allow other malware to infiltrate into the computer, such as spyware, adware, ransomeware and browser hijacker, etc.

4. Your personal information may be stolen and important data get missing. 

Steps to manually remove SecurityHelper.dll: 

SecurityHelper.dll serves as an undesirable program that can sneak into the deep of the system without gaining user’s consent firstly. It is able to destroy your computer by doing various harmful things inside. Beyond that, the Trojan is utilized by hackers to break into your computer and do whatever they want. We highly recommend that you remove SecurityHelper.dll from your computer as soon as possible. Users can follow the instructions below to have it removed immediately. 

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”

SecurityHelper.dll has infected numerous computers. It can cause unexpected problems for inexperienced users. Most users have no ideas how their computers get infected and how they can do to remove the infection. There are many ways for it to intrude PC. When you go to a malicious website or open an attachment or click a link in the spam emails, the threat can sneak into your system without your knowledge. What’s worse, remote cyber criminals may enable to access to and take control of your computer with the help of this Trojan. As a result, sensitive personal data in your computer will be stolen. Thus, please get rid of this threat as soon as possible when you find it.