WebHelper.exe – WHAT IS IT + How to Remove It

WebHelper – WHAT IS IT + How to Remove It

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What is WebHelper process? Is WebHelper a virus or is it legitimate file? Why WebHelper is running at 100% CPU?

The WebHelper malicious threat is a widespread virus that is being spread across the Internet using various methods. While it is not by itself a dangerous application there are many solitary fles which contain various types of viruses. As such careful attention should be paid to all users that encounter such files.

The malware files can be acquired through various methods. The hackers may send out phishing email messages or create hacker-made malware sites that are hosted on similar sounding domain names to well-known Internet pages. They can include stolen or fake content, multimedia elements hijacked from real sites and self-signed or stolen security certificates.

To facilitate a larger number of infected users the criminals behind the WebHelper .exe malware can embed the virus installation code into payload carriers of various types. This includes all sorts of documents across the most popular file formats: spreadsheets, presentations, text files and databases. They are to be infected with the necessary scripts (macros) that will download and run the built-in malware as soon as they are launched. The other mechanism is the creation of malicious installers of popular software which are often used by end users.

These files can be uploaded file-sharing networks like BitTorrent where both legitimate and pirate data is freely distributed. When the hackers want to infect a larger number of users they can make browser hijackers — malware plugins made compatible with the most popular web browsers which are commonly uploaded to their repositories with fake user reviews and developer credentials.

Threat Summary

TypeGeneric malware.
Short DescriptionPoses as the legitimate Windows process.
SymptomsThe WebHelper process will be running in the background and will execute various malware actions.
Distribution MethodVia malicious websites, malicious e-mails as well as other methods of replication.
Detection Tool See If Your System Has Been Affected by WebHelper


Malware Removal Tool

User ExperienceJoin Our Forum to Discuss WebHelper.

WebHelper Malware – Infection

When the actual WebHelper malware is launched it can cause a wide range of malicious actions. This can include any of the following:

  • System Modifications — This includes the manipulation of the boot options so that the threat is launched automatically when the computer is powered on. The engine can also edit the Windows Registry so that existing strings can be edited or news ones specific to the threat can be added. In many cases the users can expect data loss, performance issues and unexpected errors.
  • Trojans — In a large percentage of cases these type of files can hold a Trojan horse client. It will establish a secure connection to a specific hacker-controlled server thus allowing the criminals to take over control of the hosts, steal user data and spy on the victims.
  • Additional Payload Delivery — The WebHelper malware can be used to plant other threats to the affected computers. Depending on the individual instructions all kinds of viruses can be deployed.

As every single WebHelper malware infection can manifest different behavior we suggest that such infections are removed as soon as possible. Follow our in-depth removal guide to do this.

WebHelper Malware – More Information

As soon as the WebHelper malware has infected your computer, the virus may connect to a remote host and download it’s malicious payload. The payload may consist of more than one file and the files may be of the following file types:

→ .exe, .dll, .tmp, .bat, .vbs, .wsf, .js

As soon as the malicious files of WebHelper have been downloaded, the virus may set a registry entry in the Run and RunOnce sub-keys of Windows which may result in the malware running automatically on Windows boot. The sub-keys have the following locations:

→ HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run

Remove WebHelper from Your Computer

In order to make sure that the WebHelper is completely gone from your computer system, it is strongly advisable that you follow the removal instructions, which we have prepared for WebHelper down below. They are divided in manual removal instructions and automatic removal ones. If you lack experience in removing malware, like the WebHelper, which creates a lot of objects on your PC, experts recommend removing this malware, by using a specific malware removal software. Such will not only remove the WebHelper completely and automatically, but will also make sure that your GPU is safe from intrusive mining injectors in the future as well.


Martin Beltov

Martin graduated with a degree in Publishing from Sofia University. As a cyber security enthusiast he enjoys writing about the latest threats and mechanisms of intrusion.

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