Nigelthorn Malware Removal

Parasite may reinstall itself multiple times if you don't delete its core files. We recommend downloading SpyHunter to scan for malicious programs installed with it. This may save you hours and cut down your time to about 15 minutes. 

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This page aims to help you remove Nigelthorn Malware. Our removal instructions work for every version of Windows.

In computing, a Trojan Horse is a malicious program capable of conducting different types of harmful and illegal activities once inside the targeted PC. Trojans are infamous for their potential for causing issues and for being used in different criminal schemes. Today, we will give you a more detailed analysis of these insidious malware viruses focusing on one particular Trojan Horse infection called Nigelthorn . This Nigelthorn virus is a new one and is currently a major threat that everybody should be aware of if they wish to keep their system and data safe. Sadly, there is already quite a significant number of machines that have been infected by this threat. For that reason, we have made sure to offer our readers with a removal guide for Nigelthorn Malware  in case any of them has had the misfortune of getting their system attacked by this malware. If you need to use our guide, you can find it at the bottom of this article. However, keep in mind that the information in the actual article is highly important and can help you prevent future infections from Trojan viruses so we advise you to read everything on this page and remember the tips and pieces of advice that we are about to share with you.

Infection techniques and Trojan Horse stealth

A major problem regarding noxious programs like Nigelthorn Malware  is that they are really difficult to detect once inside the computer – there are typically no visible signs and symptoms and oftentimes even the antivirus that’s on the PC might be unable to spot the infection. Still, it is an absolute must to have a good and reliable security program on your computer otherwise you’d be heavily limiting your options regarding the detection of potential threats. Every computer needs some sort of antivirus/anti-malware program to keep it protected. In fact, on this page you can also find a suggested software tool that could both help you with the removal of Nigelthorn  Malware and also improve the future protection of your machine. If you feel like it, give it a try.

Nigelthorn Malware  Removal

If you have a Windows virus, continue with the guide below.

If you have a Mac virus, please use our How to remove Ads on Mac guide.

If you have an Android virus, please use our Android Malware Removal guide.

If you have an iPhone virus, please use our iPhone Virus Removal guide


Some of the steps will likely require you to exit the page. Bookmark it for later reference.

Reboot in Safe Mode (use this guide if you don’t know how to do it).



We get asked this a lot, so we are putting it here: Removing parasite manually may take hours and damage your system in the process. We recommend downloading SpyHunter to see if it can detect parasite files for you.

Press CTRL + SHIFT + ESC at the same time and go to the Processes Tab (the “Details” Tab on Win 8 and 10). Try to determine which processes are dangerous. 


Right click on each of them and select Open File Location. Then scan the files with our free online virus scanner:

Drag and Drop Files Here to Scan
Maximum file size: 128MB.

This scanner is free and will always remain free for our website's users. You can find its full-page version at:

Scan Results

Virus Scanner Result

After you open their folder, end the processes that are infected, then delete their folders. 

Note: If you are sure something is part of the infection – delete it, even if the scanner doesn’t flag it. No anti-virus program can detect all infections. 


Hold together the Start Key and R. Type appwiz.cpl –> OK.


You are now in the Control Panel. Look for suspicious entries. Uninstall it/them.

Type msconfig in the search field and hit enter. A window will pop-up:


Startup —> Uncheck entries that have “Unknown” as Manufacturer or otherwise look suspicious.


Hold the Start Key and R –  copy + paste the following and click OK:

notepad %windir%/system32/Drivers/etc/hosts

A new file will open. If you are hacked, there will be a bunch of other IPs connected to you at the bottom. Look at the image below:

hosts_opt (1)

If there are suspicious IPs below “Localhost” – write to us in the comments.

Open the start menu and search for Network Connections (On Windows 10 you just write it after clicking the Windows button), press enter.

  1. Right-click on the Network Adapter you are using —> Properties —> Internet Protocol Version 4 (ICP/IP), click  Properties.
  2. The DNS line should be set to Obtain DNS server automatically. If it is not, set it yourself.
  3. Click on Advanced —> the DNS tab. Remove everything here (if there is something) —> OK.



  • After you complete this step, the threat will be gone from your browsers. Finish the next step as well or it may reappear on a system reboot.

Right click on the browser’s shortcut —> Properties.

NOTE: We are showing Google Chrome, but you can do this for Firefox and IE (or Edge).


Properties —–> Shortcut. In Target, remove everything after .exe.

ie9-10_512x512  Remove Nigelthorn  from Internet Explorer:

Open IE, click  IE GEAR —–> Manage Add-ons.

pic 3

Find the threat —> Disable. Go to IE GEAR —–> Internet Options —> change the URL to whatever you use (if hijacked) —> Apply.

firefox-512 Remove Nigelthorn  from Firefox:

Open Firefoxclick  mozilla menu  ——-> Add-ons —-> Extensions.

pic 6

Find the adware/malware —> Remove.
chrome-logo-transparent-backgroundRemove Nigelthorn  from Chrome:

Close Chrome. Navigate to:

 C:/Users/!!!!USER NAME!!!!/AppData/Local/Google/Chrome/User Data. There is a Folder called “Default” inside:

Rename the Folder to Backup Default

Rename it to Backup Default. Restart Chrome.


To remove parasite on your own, you may have to meddle with system files and registries. If you were to do this, you need to be extremely careful, because you may damage your system.

If you want to avoid the risk, we recommend downloading SpyHunter
a professional malware removal tool.

More information on SpyHunter, steps to uninstallEULAThreat Assessment Criteria, and Privacy Policy.

Type Regedit in the windows search field and press Enter.

Inside, press CTRL and F together and type the threat’s Name. Right click and delete any entries you find with a similar name. If they don’t show up this way, go manually to these directories and delete/uninstall them:

  • HKEY_CURRENT_USER—-Software—–Random Directory. It could be any one of them – ask us if you can’t discern which ones are malicious.
    HKEY_CURRENT_USER—-Software—Microsoft—-Windows—CurrentVersion—Run– Random
    HKEY_CURRENT_USER—-Software—Microsoft—Internet Explorer—-Main—- Random

If the guide doesn’t help, download the anti-virus program we recommended or try our free online virus scanner. Also, you can always ask us in the comments for help!

Now back to Trojans, another important thing you need to consider is the way infections from such viruses typically occur. You see, there are some malicious programs out there that can attack your PC automatically – they could use a vulnerability in your system and infect your machine without the need for you to do anything. However, most of the time infections do not actually happen like that. Most Trojans rely on human mistake in order to be able to infiltrate a certain machine. A human mistake could be anything – the user might open an infected e-mail message and download its file attachment or they could interact with some shady and unreliable web-ad. Agreeing to install fake updates that have been suggested by some questionable website or downloading pirated software could also be something that results in a Trojan Horse infection. There are many more possibilities as well – we can’t list them all here but we believe that you get overall idea. Due to what was just mentioned, we always make sure to remind our readers to stay safe when browsing the Internet. The fact that most Trojans still need your interaction in order to gain access to your machine is actually a good thing – it means that, more or less, the security and protection of your computer is still in your control. If you take the necessary precautions and if you make sure to keep away from any potential infection sources, your system should be relatively safe.

Avoiding Trojans is a must!

You simply cannot risk landing a Trojan. Those viruses are extremely dangerous as they can have all sorts of negative effects on your computer as well as on your virtual identity. If you have Nigelthorn on your machine, make sure to remove it ASAP and also make sure that no more such infections make it inside your computer. Trojans might be able to corrupt data and corrupt your PC system and they might also be capable of spying on you using different methods. Other potential uses of such viruses are forcing your computer to mine cryptocurrencies for the hackers and to send out spam messages to help establish the Trojan’s botnet. Some Trojans might also backdoor other malware inside your system – a typical example is when a Ransomware virus gets downloaded inside a computer that already has a Trojan on it. And the Trojan Horse uses mentioned above are barely scratching the surface of all the potential ways in which such insidious viruses can be utilized. Due to this versatility of Trojans, we can’t tell you for sure what Nigelthorn might be trying to accomplish in your system and there’s certainly no need for you to wait in order to find out. The best thing you can do now is go to our guide and use its instructions in order to remove the infection before it has caused some serious damage to your system.


Name Nigelthorn
Type Trojan
Danger Level  High (Trojans are often used as a backdoor for Ransomware)
Symptoms  In most cases there wouldn’t be any visible symptoms during a Trojan Horse infection.
Distribution Method Spam messages with infected attachments, malicious and compromised ads, illegal downloadables, etc.
Detection Tool

Keep in mind, SpyHunter’s malware detection tool is free. To remove the infection, you’ll need to purchase the full version.
More information about SpyHunter and steps to uninstall.

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