Prefs Secure(Nettrans.exe) Adware– How to Remove It from Your PC

Prefs Secure(Nettrans.exe) Adware– How to Remove It from Your PC

This article aims to explain what is the Nettrans.exe adware and how to remove it completely from your computer plus how to stop advertisements from appearing in the future as well.

A program, imitating the original process, called nettrans.exe, which belongs to software, known as Network Monitor, has been reported to be associated with various different advertisements and a slow performance of the computers the process has been installed on. Another name it is also associated with it is called Prefs Secure which is believed to be associated with some sort of security preferences. Either way, the sole purpose of this potentially unwanted program is to establish connections to third-party websites each hour or so and display advertisements on your computer, which can result in a lot of negative consequences. This is the main reason to read this article and learn how to remove this program from your computer and stop any advertisements in association with it.

Threat Summary

NamePrefs Secure
TypeAd-supported software.
Short DescriptionConnects to a remote host to which it transfers information and also displays third-party advertisements.
SymptomsMay display various third-party advertisements on your computer which may slow it down. Nettrans.exe runs in the background of your computer.
Distribution MethodBundled downloads. Web pages which may advertise it.
Detection Tool See If Your System Has Been Affected by Prefs Secure


Malware Removal Tool

User ExperienceJoin Our Forum to Discuss Prefs Secure.

Nettrans.exe – How Did I Get It

There are several ways via which this software could have wound up in your computer. The main one of those is if this program has been installed on your PC as a result of software bundling. This means that the Nettrans.exe software may be embedded in the installers of third-party programs that are offered for free. Such programs most often are:

  • Free software optimizers.
  • Free drivers.
  • Installers of various ttypes of PC speed-up programs.
  • Media players.
  • Archiving software.
  • Internet tools.

The installers of those programs may come embedded with the Prefs Secure within them so that it is offered “as a free extra”. It may usually pretend to be some type of helper program that aims to help improve your browsing experience in one way or another.

Another way via which such programs are installed on your computer without your consent is by being downloaded and installed unknowingly by another adware or a Trojan.Downloader which may be installing various apps on your PC without your consent.

Prefs Secure – More Information

Once it has been installed on your computer, Prefs Secure may start it’s activity on your computer. The program activates it’s nettrans.exe file as an active process running in Windows Task manager. The process has been the reason for several security engines detecting it under the following detection names:

Win32:Rootkit-gen [Rtk] Win32:Rootkit-gen [Rtk] Trojan.Win32.Generic!BT
malicious_confidence_100% (D)
Application.AdLink (A)
malicious (high confidence)
a variant of MSIL/Toolbar.Linkury.BI potentially unwanted
Adware ( 005017e31 )
Adware ( 005017e31 )
malware (ai score=63)
static engine – malicious
Linkury (PUA)

Most of the detections have one thing in common and this is the name “Linkury”, which is the name of one of the most annoying and difficult to delete unwanted software providers. It has been the reason of many PUPs (potentially unwanted programs) to be detected as smart toolbars and many other browser hijacking type of unwanted programs. These programs often aim to use tracking technologies on your computer that may obtain a lot of information from it, including:

  • IP Address.
  • Country and language.
  • Time.
  • Browsing history.
  • Track online clicks.
  • Downloads.
  • Browsers installed.
  • Type of antivirus installed.
  • Online search history.

These details about you and your online activities may be used by the Prefs Secure adware in order for it to generate different types of advertisements on your computer, that may come as:

  • Banners.
  • Pop-ups.
  • Online browser redirects to other sites.
  • Highlighted text on the articles you read online.
  • Other intrusive ads.

These types of advertisements often aim to generate money to the Linkury team via Pay-Per-Click schemes and they hardly care what type of websites these ads lead your computer to. For as long as they are concerned, these advertisements may lead you to websites which can be risky for your PC. These types of websites are believed to be the following:

  • Sites that may infect your computer with malware.
  • Websites which can advertise fake system optimizers or other falsely advertised programs.
  • Sites that may introduce tech support types of scams.
  • Websites which could get your computer to become a victim of a cryptocurrency miner malware which may use your CPU or GPU’s power to mine for Monero, BitCoin or other crypto.

These are more than enough reasons to flag the Prefst adware as a potentially unwanted program which hides indirect risk to your computer and it’s removal is strongly advisable.

Remove Prefs Secure (Nettrans.exe) Adware you’re your Computer

In order to remove this software from your computer system, we advise that you follow the removal instructions underneath this article. They are divided in manual as well as automatic removal manuals. Their main goal is to help you based on how much experience you have in malware and unwanted software removal. This effectively means that if you still see advertisements, security researchers often advise to download and install an advanced anti-malware software, which aims to make sure that your computer is fully secure and all adware and malware-related files are removed and your PC remains protected in real time against any threats that might appear in the future as well.

Manually delete Prefs Secure from Windows and your browser

Note! Substantial notification about the Prefs Secure threat: Manual removal of Prefs Secure requires interference with system files and registries. Thus, it can cause damage to your PC. Even if your computer skills are not at a professional level, don’t worry. You can do the removal yourself just in 5 minutes, using a malware removal tool.

1.Remove or Uninstall Prefs Secure in Windows
2.Remove Prefs Secure from Your Browser
3.Fix registry entries created by Prefs Secure on your PC

Automatically remove Prefs Secure by downloading an advanced anti-malware program

1. Remove Prefs Secure with SpyHunter Anti-Malware Tool
2. Back up your data to secure it against attacks related to Prefs Secure in the future
Optional: Using Alternative Anti-Malware Tools

Ventsislav Krastev

Ventsislav has been covering the latest malware, software and newest tech developments at SensorsTechForum for 3 years now. He started out as a network administrator. Having graduated Marketing as well, Ventsislav also has passion for discovery of new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management and then Network Administration, he found his passion within cybersecrurity and is a strong believer in basic education of every user towards online safety.

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