Remove LookThisUp.exe process and its pop-ups

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In this removal guide we will help you to remove LookThisUp.exe process and its generated pop-ups. By following steps below you will be able to deal with this risky program and learn how to protect your computer in the future. This malicious process can do a lot of damage to your computer if you keep it inside.


There are many methods of installation when you won”t even know that program has been installed on your computer. The LookThisUp.exe adware uses them, the most common and effective way of installation is called bundling. But developers are also trying to spread this program as a legit service by spam messaging and viral redirects.

When LookThisUp.exe file is executed, it will be listed in your Task Manager as active process. This file is located in folder C:\users\%user%\appdata\Roaming\LookThisUp and has registry key in HKCU tree. Also, this file has connections with certificates like “Nerd Tabs LLC” and “Sea Bug”. These certificates are considered as adware and LookThisUp.exe will be most likely signed with them.

You will notice tons of adverts and pop-ups in your computer generated by LookThisUp.exe. These ads will contain different information about discounts, products, offers and so on, but you should not click on them. Left click on these ads will lead to the redirection to malicious and phishing pages where you can be fooled into the download of other dangerous programs and malware.

These are reasons why LookThisUp.exe virus should be removed and your computer check for any other potential threat that are possible inside. Use GridinSoft Anti-Malware program to perform steps below and protect your computer from future infections.

LookThisUp.exe automatic removal tool:

LookThisUp.exe removal steps:

  • Download GridinSoft Anti-Malware and scan your computer with it.
  • Click on “Apply” to remove all infections found after the scan is completed:
  • Apply actions by GridinSoft Anti-Malware

  • Shut down all your available browsers.
  • In GridinSoft Anti-Malware click on “Tools” and then on “Reset browser settings“:
  • Built-in utility of GridinSoft Anti-Malware to reset browser settings

  • Follow the instructions, select browsers you need to be reset, and click on “Reset” button. Finally, restart your computer to apply all made changes:
  • Options to reset browsers with GridinSoft Anti-Malware

Video explaining how to reset your browser using GridinSoft Anti-Malware:

How to prevent your PC from being reinfected with LookThisUp.exe in the future.

GridinSoft Anti-Malware offers excellent solution which may help to prevent your system from being contaminated with malware ahead of time. This feature is referred to as “Real-Time Protection”. By default, it is disabled once you install the software. To enable it, please click on “Protect” button and press “Start” as demonstrated below:

Enabling Real-Time Protection by GridinSoft Anti-Malware

This options helps you to prevent execution of malicious programs and to avoid their installation ahead of time. When certain malware tries to install itself into your system, GridinSoft Anti-Malware and its Real-Time Protection module will terminate this installation attempt ahead of time. You may click on “Confirm” button to continue blocking this malicious program, or to select “Ignore this file” and allow the malicious application to be installed (at your own risk):

Malicious item blocked by GridinSoft Anti-Malware

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