Worm:Win32/Brontok@mm (Brontok Worm) — Virus Removal Guide

Written by Wilbur Woodham
If you see the message reporting that the Worm:Win32/Brontok@mm was identified on your Windows PC, or in times when your computer works too slowly and also provides you a lot of frustrations, you definitely comprise your mind to scan it for Brontok as well as tidy it in an appropriate technique. Today I will explain to you exactly how to do it.
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When Brontok is first run, it copies itself to the user’s application data directory. It then sets itself to start up with Windows, by creating a registry entry in the HKLM\Software\Microsoft\Windows\CurrentVersion\Run registry key. It disables the Windows Registry Editor (regedit.exe) and modifies Windows Explorer settings. It removes the option of “Folder Options” in the Tools menu so that the hidden files, where it is concealed, are not easily accessible to the user. It also turns off Windows firewall. In some variants, when a window is found containing certain strings (such as -application data-) in the window title, the computer reboots. User frustration also occurs when an address typed into Windows Explorer is blanked out before completion. Using its own mailing engine, it sends itself to email addresses it finds on the computer, even faking the own user’s email address as the sender.

Most of Brontok are used to make a profit on you. The criminals elaborate the range of risky programs to swipe your bank card information, online banking qualifications, and also various other information for fraudulent purposes.

Threat Summary:

Name Brontok Worm
Detection Worm:Win32/Brontok@mm
Details When Brontok is first run, it copies itself to the user’s application data directory. It disables the Windows Registry Editor (regedit.exe) and modifies Windows Explorer settings. It removes the option of “Folder Options” in the Tools menu so that the hidden files, where it is concealed, are not easily accessible to the user. It also turns off Windows firewall. In some variants, when a window is found containing certain strings (such as -application data-) in the window title, the computer reboots. User frustration also occurs when an address typed into Windows Explorer is blanked out before completion. Using its own mailing engine, it sends itself to email addresses it finds on the computer, even faking the own user’s email address as the sender.
Fix Tool See If Your System Has Been Affected by Brontok Worm

Kinds of viruses that were well-spread 10 years ago are no longer the resource of the problem. Currently, the trouble is much more evident in the areas of blackmail or spyware. The obstacle of taking care of these problems needs different tools and also new techniques.

Does your antivirus regularly report about the “Brontok”?

If you have seen a message indicating the “Worm:Win32/Brontok@mm found”, then it’s an item of great information! The virus “Worm:Win32/Brontok@mm” was discovered and, more than likely, removed. Such messages do not imply that there was an actually energetic Brontok on your tool. You might have just downloaded a data that contained Worm:Win32/Brontok@mm, so your anti-virus software instantly removed it prior to it being released as well as caused the troubles. Alternatively, the destructive manuscript on the infected website can have been found and protected against before creating any kind of trouble.

Worm:Win32/Brontok@mm found

Microsoft Defender: “Worm:Win32/Brontok@mm”

In other words, the message “Worm:Win32/Brontok@mm Found” throughout the typical use of your computer does not imply that the Brontok has actually completed its goal. If you see such a message after that maybe the proof of you checking out the contaminated page or filling the destructive file. Attempt to avoid it in the future, but don’t fret too much. Trying out opening the antivirus program as well as inspecting the Worm:Win32/Brontok@mm discovery log file. This will certainly provide you even more info concerning what the precise Brontok was detected and also what was especially done by your antivirus software application with it. Certainly, if you’re not positive sufficient, refer to the manual check– anyway, this will certainly be handy.

How to scan for malware, spyware, ransomware, adware, and other threats.

If your system operates in a very lagging way, the website open in an odd way, or if you see ads in places you’ve never anticipated, it’s feasible that your computer got contaminated and also the infection is currently active. Spyware will certainly track all your activities or reroute your search or home pages to the areas you do not wish to visit. Adware may infect your browser and also even the entire Windows OS, whereas the ransomware will attempt to block your computer and also require an incredible ransom amount for your own documents.

Regardless of the sort of the problem with your PC, the first step is to scan it with Gridinsoft Anti-Malware. This is the most effective anti-malware to detect as well as cure your PC. Nonetheless, it’s not a basic antivirus software application. Its mission is to fight contemporary dangers. Now it is the only product on the market that can merely cleanse the PC from spyware and other infections that aren’t even found by normal antivirus programs. Download and install, install, as well as run Gridinsoft Anti-Malware, then check your computer. It will direct you via the system cleanup process. You do not have to purchase a certificate to clean your PC, the initial license offers you 6 days of a completely free trial. Nevertheless, if you want to protect on your own from long-term threats, you probably require to take into consideration buying the certificate. In this manner we can ensure that your computer will no more be contaminated with viruses.

How to scan your PC for Worm:Win32/Brontok@mm?

To scan your system for Brontok as well as to get rid of all detected malware, you want to have an antivirus. The existing variations of Windows include Microsoft Defender — the built-in antivirus by Microsoft. Microsoft Defender is typically quite great, however, it’s not the only thing you need. In our viewpoint, the very best antivirus software is to use Microsoft Defender in union with Gridinsoft.

In this manner, you may obtain facility protection against a variety of malware. To look for infections in Microsoft Defender, open it as well as start a new scan. It will completely scan your PC for trojans. And also, of course, Microsoft Defender works in the background by default. The tandem of Microsoft Defender and Gridinsoft will set you free of most of the malware you may ever encounter. On a regular basis set up scans might additionally protect your device in the future.

Use Safe Mode to fix the most complex Worm:Win32/Brontok@mm issues.

Safe mode

If you have Worm:Win32/Brontok@mm kind that can rarely be removed, you may require to take into consideration scanning for malware past the common Windows functionality. For this function, you need to start Windows in Safe Mode, therefore avoiding the system from loading auto-startup items, perhaps consisting of malware. Start Microsoft Defender examination and afterward scan with Gridinsoft in Safe Mode. This will certainly assist you discover the infections that can not be tracked in the regular mode.

Use Gridinsoft to remove Brontok and other junkware.

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It’s not adequate to just use the antivirus for the safety of your system. You require to have a more thorough antivirus app. Not all malware can be detected by typical antivirus scanners that mainly try to find virus-type hazards. Your computer may be full of “junk”, as an example, toolbars, internet browser plugins, questionable online search engines, bitcoin-miners, and various other types of unwanted software used for earning money on your lack of experience. Beware while downloading software on the internet to stop your gadget from being filled with unwanted toolbars as well as various other scrap information.

Nonetheless, if your system has currently got a certain unwanted application, you will certainly make your mind to delete it. Most of the antivirus programs are do not care concerning PUAs (potentially unwanted applications). To get rid of such software, I recommend purchasing Gridinsoft Anti-Malware. If you use it periodically for scanning your system, it will certainly help you to remove malware that was missed out on by your antivirus program.

Frequently Asked Questions

🤔 How Do I Know My Windows 10 PC Has Worm:Win32/Brontok@mm?


There are many ways to tell if your Windows 10 computer has been infected. Some of the warning signs include:

  • Computer is very slow.
  • Applications take too long to start.
  • Computer keeps crashing.
  • Your friends receive spam messages from you on social media.
  • You see a new extension that you did not install on your Chrome browser.
  • Internet connection is slower than usual.
  • Your computer fan starts up even when your computer is on idle.
  • You are now seeing a lot of pop-up ads.
  • You receive antivirus notifications.

Take note that the symptoms above could also arise from other technical reasons. However, just to be on the safe side, we suggest that you proactively check whether you do have malicious software on your computer. One way to do that is by running a malware scanner.

🤔 How to scan my PC with Microsoft Defender?


Most of the time, Microsoft Defender will neutralize threats before they ever become a problem. If this is the case, you can see past threat reports in the Windows Security app.

  1. Open Windows Settings. The easiest way is to click the start button and then the gear icon. Alternately, you can press the Windows key + i on your keyboard.
  2. Click on Update & Security
  3. From here, you can see if your PC has any updates available under the Windows Update tab. This is also where you will see definition updates for Windows Defender if they are available.
  4. Select Windows Security and then click the button at the top of the page labeled Open Windows Security.

    Windows Security

  5. Select Virus & threat protection.
  6. Select Scan options to get started.

    Windows Security Scan options

  7. Select the radio button (the small circle) next to Windows Defender Offline scan Keep in mind, this option will take around 15 minutes if not more and will require your PC to restart. Be sure to save any work before proceeding.
  8. Click Scan now

If you want to save some time or your start menu isn’t working correctly, you can use Windows key + R on your keyboard to open the Run dialog box and type “windowsdefender” and then pressing enter.

From the Virus & protection page, you can see some stats from recent scans, including the latest type of scan and if any threats were found. If there were threats, you can select the Protection history link to see recent activity.

If the guide doesn’t help you to remove Worm:Win32/Brontok@mm infection, please download the GridinSoft Anti-Malware that I recommended. Also, you can always ask me in the comments for getting help. Good luck!

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Wilbur Woodham
How to Remove Worm:Win32/Brontok@mm Malware

Name: Worm:Win32/Brontok@mm

Description: If you have seen a message showing the “Worm:Win32/Brontok@mm found”, then it’s an item of excellent information! The pc virus Brontok was detected and, most likely, erased. Such messages do not mean that there was a truly active Brontok on your gadget. You could have simply downloaded and install a data that contained Worm:Win32/Brontok@mm, so Microsoft Defender automatically removed it before it was released and created the troubles. Conversely, the destructive script on the infected internet site can have been discovered as well as prevented prior to triggering any kind of issues.

Operating System: Windows

Application Category: Worm

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About the author

Wilbur Woodham

I was a technical writer from early in my career, and consider IT Security one of my foundational skills. I’m sharing my experience here, and I hope you find it useful.

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