Click on screenshot to zoom
Danger level 6
Type: Trojans
Common infection symptoms:
  • Installs itself without permissions
  • Can't be uninstalled via Control Panel

Extenbro Dns

Extenbro Dns is a highly disruptive Trojan that can make it much harder for you to take care of your system’s security. The threat is meant to change the DNS (Domain Name System) settings to ensure that you cannot visit certain security-related websites and download reliable security software. It is quite possible that this infection will travel along with other malicious threats that can attack successfully only if reliable security software is not installed. So, did you learn that you need to remove Extenbro Dns from your Windows operating system? If you did, you need to inspect your operating system to check whether or not there are other threats that you need to delete along with it. Use a reliable malware scanner to check for other infections, and then use our article database to learn more about them. If you cannot find the information you need, post a comment below, and our researchers will assist you shortly.

Before we look into the removal of Extenbro Dns, we need to figure out how this malware got into your operating system. This is important because you want to patch all security backdoors that could allow other threats to slither into your computer, and you also want to make sure that you do not make the same mistakes again. According to our malware research team, Extenbro Dns is most likely to invade your operating system via malicious downloaders, which means that you are likely to be tricked into executing it yourself. The infection could be bundled with something much more attractive – for example, a free version of popular software – or it could be introduced to you as something attractive on its own. Many threats are distributed in this manner, and that is why it is important that you are very cautious about how you download files and install new software. Always stick to reliable sources, and never download programs without researching them or just because they are offered along with more desirable programs for free.

It was discovered that Extenbro Dns changes DNS settings to,,, and This ensures that access to various security-related websites is blocked. When trying to visit the blocked sites, the visitor will be introduced to some kind of a message, suggesting that the server IP address of the website was not found or does not exist. Of course, websites and servers crash, and it is possible that the website you are trying to open does not simply because there is an internal issue. However, it is also possible that Extenbro Dns is responsible. To ensure that the Trojan is always active, a scheduled task is created. The Trojan itself is most likely to operate using the he[random number].exe file found in the LOCALAPPDATA%\prunld[random number] folder. If you cannot find a folder or a file used by the Trojan, that does not mean that you do not need to delete malware. Install a reliable malware scanner, and it will determine whether or not there is anything for you to remove. Malware can be updated at any point, and the names of files and folders could be adjusted. Their locations could be adjusted too.

If you scroll down, you can see a manual removal guide. It should help you delete Extenbro Dns, but we cannot make any promises because it could be difficult to identify the infection. Hopefully, you can remove the Trojan right away, and if other threats exist, you can eliminate them too. Do you have no time to go hunting for malware? Maybe you do not have enough experience, or you do not feel comfortable? You can install an anti-malware program in that case. If you cannot do that due to the blocked access to security websites, download the installer using a different computer, and then transfer the file onto the infected system. All in all, employing a reliable security tool certainly is the best decision you could make because after automatically deleting all existing threats, this tool would continue protecting you to ensure that new Trojans and other kinds of infections could not attack your operating system again.

Extenbro Dns Removal

  1. Simultaneously tap keys Win+E.
  2. In the Explorer’s quick access field, enter %LOCALAPPDATA%.
  3. Delete all folders that are named in the prunld[random number] format and that contain malicious files named in the he[random number].exe format.
  4. Enter %WINDIR%\System32\Tasks\ into the quick access field.
  5. Delete the [random name] task that was created by the infection (note that if you open the file with a text editor, it should contain the path to the malicious file in %LOCALAPPDATA%).
  6. Simultaneously tap keys Win+R.
  7. Enter regedit into the Run dialog box to access Registry Editor.
  8. Move to HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\.
  9. Delete the [random name] value that is linked to the scheduled task.
  10. Close all windows and then Empty Recycle Bin.
  11. Immediately perform a full system scan using a legitimate malware scanner so as not to overlook any leftovers.
Download Spyware Removal Tool to Remove* Extenbro Dns
  • Quick & tested solution for Extenbro Dns removal.
  • 100% Free Scan for Windows

Post comment — WE NEED YOUR OPINION!

Please enter security code:
This is a captcha-picture. It is used to prevent mass-access by robots.