(Virus Removal Instructions) - Free Guide Removal Guide

What is – a scamming app that claims about a fake trojan virus detected on Mac is a scam that appears on Mac computers only is a pop-up scam[1] that pushes fake information towards Mac users. This rogue message claims that it has detected three suspicious viruses on the infected computer system, one from which is the e.tre456_ worm_osx trojan virus.[2] Moreover, the misleading notification states that 28.1% of damage has already been caused to the machine and urges to click on the “Scan Now” button in five minutes for immediate help. This type of content is also known as scareware-related as it does not claim any true facts but only provides false data that can confuse and terrify users to take reckless actions. We strongly recommend preventing yourself from pushing the “Scan Now” button as it is only a scam and might trick you into installing completely worthless computer optimization software such as MacKeeper, Mac Mechanic, and similar tools. pop-up scam is not the only one of this kind. These Mac-related scams are becoming very popular and attracting users' attention more and more frequently nowadays. For example, various adware-related programs or browser-hijacking apps support scamming applications such as,,,, and other similar ones.

Program type Scam
Targeted OS Mac OS only
Similar apps,,,
Fake trojan name e.tre456_worm_osx
Disabling Use adblocking tools such as Adblock to stop the appearance of the pop-up scam
The cause In some cases, this scam message might be caused by adware
Appearance from Installation can happen through other software
Removing FortectIntego can scan the entire system and terminate the PUP within minutes

There are many ways how pop-up might appear on your PC screen. In some cases, this type of content might not mean anything at all if you find it only on suspicious third-party pages. The scam can easily be removed by installing AdBlock. However, if the frequency of this pop-up's appearance starts increasing slightly, you should scan your system with a reputable system tool to check for possible adware traces.

If an ad-supported program is the one who is forcing you to deal with, you might start experiencing even more unpleasant activities. Adware applications are capable of causing redirects to secondary websites some of which might lack recommended protection and include potential threats. Moreover, advertising content will supposedly start bothering you and urging to purchase suspicious software or services. virus claims about three dangerous viruses found on the system some of which are phishing or spyware-related. Additionally, the e.tre456_worm_osx trojan virus is presented as a harmful threat which needs to be removed immediately. The developers try to convince users to take sudden actions by this message: says


We have detected a trojan virus (e.tre456_worm_osx) on your Mac.

Press OK to begin the repair process. removal is necessary if it has been bothering you more than a couple of times. Probably adware is the cause and it needs to be terminated with all “helper components” included. To lengthen the process and complete it in an easy and safe way, you should install and run software such as FortectIntego. It is very important to ensure that all suspicious processes are canceled and eliminate, otherwise, the PUP might return within the next computer boot.

If you are likely to, you can remove by using the manual step-by-step guide that has been provided for you at the end of the article. There you will find simple but comprehensive instructing steps that will allow you to remove the adware application from your Mac operating system and also clean infected web browser apps such as Google Chrome, Mozilla Firefox, Internet Explorer, Microsoft Edge, Safari. is a pop-up scam that claims about fake viruses found

Adware-based content is secretly delivered by software bundles

It is not a secret that many third-party[3] developers bundle their apps together with original software. However, this might also be the way how adware gets into the user's system. Once he/she downloads free programs from the Internet, adware-based content might be together installed on the machine within a few clicks that have been not paid attention to.

According to experts from,[4] there are some ways which will help you to prevent such secret installation of adware-related objects. First, if you are completing downloads on your own, you need to make sure that you put all concentration into the process and complete each step with big care. Missed downloading/installation steps might let adware into your computer.

Moreover, we always advise users to use ONLY original downloaders and avoid all other secondary ones. Once you are installing a particular application, you should always choose the Custom/Advanced configuration other the Quick/Recommended modes. In the Custom section, you will be able to reject incoming downloads that you do not want to perform.

Removal instructions for the pop-up scam message removal can be completed without putting a lot of effort. If you are a less-experienced user in the threat elimination field, you should use reliable anti-malware software. These tools are capable of performing full system scans, detecting suspicious and damaging content, and eliminating it safely.

There are also some instructions provided below that should help you to remove virus manually. These guidelines have been created to guide users through the entire elimination process, help them bring their operating system and web browsers such as Chrome, Firefox, Edge, Safari, Explorer back to their previous states.

You may remove virus damage with a help of FortectIntego. SpyHunter 5Combo Cleaner and Malwarebytes are recommended to detect potentially unwanted programs and viruses with all their files and registry entries that are related to them.

do it now!
Fortect Happiness
Intego Happiness
Compatible with Microsoft Windows Compatible with macOS
What to do if failed?
If you failed to fix virus damage using Fortect Intego, submit a question to our support team and provide as much details as possible.
Fortect Intego has a free limited scanner. Fortect Intego offers more through scan when you purchase its full version. When free scanner detects issues, you can fix them using free manual repairs or you can decide to purchase the full version in order to fix them automatically.
Alternative Software
Different software has a different purpose. If you didn’t succeed in fixing corrupted files with Fortect, try running SpyHunter 5.
Alternative Software
Different software has a different purpose. If you didn’t succeed in fixing corrupted files with Intego, try running Combo Cleaner.

Getting rid of Follow these steps

Delete from macOS

Remove suspicious components from Mac OS system by using the following components:

Remove items from Applications folder:

  1. From the menu bar, select Go > Applications.
  2. In the Applications folder, look for all related entries.
  3. Click on the app and drag it to Trash (or right-click and pick Move to Trash) Uninstall from Mac 1

To fully remove an unwanted app, you need to access Application Support, LaunchAgents, and LaunchDaemons folders and delete relevant files:

  1. Select Go > Go to Folder.
  2. Enter /Library/Application Support and click Go or press Enter.
  3. In the Application Support folder, look for any dubious entries and then delete them.
  4. Now enter /Library/LaunchAgents and /Library/LaunchDaemons folders the same way and terminate all the related .plist files. Uninstall from Mac 2

Remove from Microsoft Edge

Delete unwanted extensions from MS Edge:

  1. Select Menu (three horizontal dots at the top-right of the browser window) and pick Extensions.
  2. From the list, pick the extension and click on the Gear icon.
  3. Click on Uninstall at the bottom. Remove extensions from Edge

Clear cookies and other browser data:

  1. Click on the Menu (three horizontal dots at the top-right of the browser window) and select Privacy & security.
  2. Under Clear browsing data, pick Choose what to clear.
  3. Select everything (apart from passwords, although you might want to include Media licenses as well, if applicable) and click on Clear. Clear Edge browsing data

Restore new tab and homepage settings:

  1. Click the menu icon and choose Settings.
  2. Then find On startup section.
  3. Click Disable if you found any suspicious domain.

Reset MS Edge if the above steps did not work:

  1. Press on Ctrl + Shift + Esc to open Task Manager.
  2. Click on More details arrow at the bottom of the window.
  3. Select Details tab.
  4. Now scroll down and locate every entry with Microsoft Edge name in it. Right-click on each of them and select End Task to stop MS Edge from running. Reset MS Edge

If this solution failed to help you, you need to use an advanced Edge reset method. Note that you need to backup your data before proceeding.

  1. Find the following folder on your computer: C:\\Users\\%username%\\AppData\\Local\\Packages\\Microsoft.MicrosoftEdge_8wekyb3d8bbwe.
  2. Press Ctrl + A on your keyboard to select all folders.
  3. Right-click on them and pick Delete Advanced MS Edge reset 1
  4. Now right-click on the Start button and pick Windows PowerShell (Admin).
  5. When the new window opens, copy and paste the following command, and then press Enter:

    Get-AppXPackage -AllUsers -Name Microsoft.MicrosoftEdge | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$($_.InstallLocation)\\AppXManifest.xml” -Verbose Advanced MS Edge reset 2

Instructions for Chromium-based Edge

Delete extensions from MS Edge (Chromium):

  1. Open Edge and click select Settings > Extensions.
  2. Delete unwanted extensions by clicking Remove. Remove extensions from Chromium Edge

Clear cache and site data:

  1. Click on Menu and go to Settings.
  2. Select Privacy, search and services.
  3. Under Clear browsing data, pick Choose what to clear.
  4. Under Time range, pick All time.
  5. Select Clear now. Clear browser data from Chroum Edge

Reset Chromium-based MS Edge:

  1. Click on Menu and select Settings.
  2. On the left side, pick Reset settings.
  3. Select Restore settings to their default values.
  4. Confirm with Reset. Reset Chromium Edge

Remove from Mozilla Firefox (FF)

Terminate all adware-based content from Firefox web browser by using the helping guide provided below:

Remove dangerous extensions:

  1. Open Mozilla Firefox browser and click on the Menu (three horizontal lines at the top-right of the window).
  2. Select Add-ons.
  3. In here, select unwanted plugin and click Remove. Remove extensions from Firefox

Reset the homepage:

  1. Click three horizontal lines at the top right corner to open the menu.
  2. Choose Options.
  3. Under Home options, enter your preferred site that will open every time you newly open the Mozilla Firefox.

Clear cookies and site data:

  1. Click Menu and pick Settings.
  2. Go to Privacy & Security section.
  3. Scroll down to locate Cookies and Site Data.
  4. Click on Clear Data…
  5. Select Cookies and Site Data, as well as Cached Web Content and press Clear. Clear cookies and site data from Firefox

Reset Mozilla Firefox

If clearing the browser as explained above did not help, reset Mozilla Firefox:

  1. Open Mozilla Firefox browser and click the Menu.
  2. Go to Help and then choose Troubleshooting Information. Reset Firefox 1
  3. Under Give Firefox a tune up section, click on Refresh Firefox…
  4. Once the pop-up shows up, confirm the action by pressing on Refresh Firefox. Reset Firefox 2

Remove from Google Chrome

Get rid of adware signs from Google Chrome web browser by performing the following guide:

Delete malicious extensions from Google Chrome:

  1. Open Google Chrome, click on the Menu (three vertical dots at the top-right corner) and select More tools > Extensions.
  2. In the newly opened window, you will see all the installed extensions. Uninstall all the suspicious plugins that might be related to the unwanted program by clicking Remove. Remove extensions from Chrome

Clear cache and web data from Chrome:

  1. Click on Menu and pick Settings.
  2. Under Privacy and security, select Clear browsing data.
  3. Select Browsing history, Cookies and other site data, as well as Cached images and files.
  4. Click Clear data. Clear cache and web data from Chrome

Change your homepage:

  1. Click menu and choose Settings.
  2. Look for a suspicious site in the On startup section.
  3. Click on Open a specific or set of pages and click on three dots to find the Remove option.

Reset Google Chrome:

If the previous methods did not help you, reset Google Chrome to eliminate all the unwanted components:

  1. Click on Menu and select Settings.
  2. In the Settings, scroll down and click Advanced.
  3. Scroll down and locate Reset and clean up section.
  4. Now click Restore settings to their original defaults.
  5. Confirm with Reset settings. Reset Chrome 2

Delete from Safari

Remove unwanted extensions from Safari:

  1. Click Safari > Preferences…
  2. In the new window, pick Extensions.
  3. Select the unwanted extension and select Uninstall. Remove extensions from Safari

Clear cookies and other website data from Safari:

  1. Click Safari > Clear History…
  2. From the drop-down menu under Clear, pick all history.
  3. Confirm with Clear History. Clear cookies and website data from Safari

Reset Safari if the above-mentioned steps did not help you:

  1. Click Safari > Preferences…
  2. Go to Advanced tab.
  3. Tick the Show Develop menu in menu bar.
  4. From the menu bar, click Develop, and then select Empty Caches. Reset Safari

After uninstalling this potentially unwanted program (PUP) and fixing each of your web browsers, we recommend you to scan your PC system with a reputable anti-spyware. This will help you to get rid of registry traces and will also identify related parasites or possible malware infections on your computer. For that you can use our top-rated malware remover: FortectIntego, SpyHunter 5Combo Cleaner or Malwarebytes.

How to prevent from getting adware

Do not let government spy on you

The government has many issues in regards to tracking users' data and spying on citizens, so you should take this into consideration and learn more about shady information gathering practices. Avoid any unwanted government tracking or spying by going totally anonymous on the internet. 

You can choose a different location when you go online and access any material you want without particular content restrictions. You can easily enjoy internet connection without any risks of being hacked by using Private Internet Access VPN.

Control the information that can be accessed by government any other unwanted party and surf online without being spied on. Even if you are not involved in illegal activities or trust your selection of services, platforms, be suspicious for your own security and take precautionary measures by using the VPN service.

Backup files for the later use, in case of the malware attack

Computer users can suffer from data losses due to cyber infections or their own faulty doings. Ransomware can encrypt and hold files hostage, while unforeseen power cuts might cause a loss of important documents. If you have proper up-to-date backups, you can easily recover after such an incident and get back to work. It is also equally important to update backups on a regular basis so that the newest information remains intact – you can set this process to be performed automatically.

When you have the previous version of every important document or project you can avoid frustration and breakdowns. It comes in handy when malware strikes out of nowhere. Use Data Recovery Pro for the data restoration process.

About the author
Olivia Morelli
Olivia Morelli - Ransomware analyst

If this free guide helped you and you are satisfied with our service, please consider making a donation to keep this service alive. Even a smallest amount will be appreciated.

Contact Olivia Morelli
About the company Esolutions