This article will help you to remove Cortana.exe Miner totally. Follow the removal instructions for the miner malware provided at the end of the article.
Cortana.exe Miner is the name of an executable process. The process is designed to be perceived as the legitimate Cortana service that is innate to Windows. If the process is found in a temporary folder or the “Windows” folder, then it is malware that got there without your permission and will mine cryptocurrency for somebody else’s benefit at the expense of your computer resources. Cortana.exe Miner will use exhaustive power consumption, so it is in your best interest to remove it.
|Type||Trojan Horse, Miner Malware|
|Short Description||The Cortana.exe Miner is a cryptocurrency miner type of malware that is probably put in your computer system via a Trojan horse and without your permission.|
|Symptoms||You will see a rise in the usage of your computer’s resources like CPU (mostly), RAM and possibly GPU, while your PC will accordingly consume more electric power and may even overheat.|
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|User Experience||Join Our Forum to Discuss Cortana.exe Miner.|
Cortana.exe Miner – Distribution Methods
Cortana.exe Miner can also spread if you come across unknown websites through redirects and advertisements which have some sort of scripts in themselves and load them when you visit a site or click on an advert. Pop-ups, pop-unders, as well as banners could have links inside of them that can redirect you. When visiting such websites, especially with an unknown origin, they could inject the malware inside your computer device. That can happen via any browser.
Cortana.exe Miner – Technical Data
Cortana.exe Miner is the name of an executable process. The process is made to look like the Windows Voice Assistant – Cortana. The legitimate Cortana is actually associated with the process name SearchUI.exe and is known to take up a really small portion of your computer’s resources.
Cortana.exe Miner process is a Monero cryptocurrency miner that uses the Processor (CPU) resources, causing constant freezing and crashes related to the graphics and related drivers.
The Cortana.exe Miner is not a system file and not related to Windows, but could tamper with Windows processes and install/change the following files:
The above listed starter.exe process will execute a PowerShell command that will start the Cortana.exe Miner executable file.
Cortana.exe Miner malware is highly likely to make some additional components that will aid it to achieve its purpose to full effect. Thus, after it being executed on the system, it may establish a remote connection to a command and control server where all other malicious files are available. There are some essential Windows folders in which the malicious files can be dropped:
The following registry key entry might be present on your computer system:
The entry listed above will make the miner to launch with every restart or boot of your computer device. Below you can see some useful tips that can help you to prevent similar miner malware to install onto your PC, in the future:
- Run programs inside a sandbox environment
- Install an advanced anti-malware protection
- Update your mostly-used programs and software in general
- Update your OS with security updates
- Install an ad-blocker application
- Be wary around your e-mails and don’t open them unless you know the source
- Disable macros in Microsoft Office Applications
- Keep your firewall ON
Cortana.exe Miner will probably only mine the Monero cryptocurrency as it has been designed to do just that. While doing so, a lot of computer resources can be used up, including an increased usage in CPU, RAM (maybe even GPU) and electric power consumption. It is highly recommend that you remove the malware threat, because the Cortana.exe Miner can degrade your system’s lifespan. Not to mention that this might cause your computer to overheat and crash frequently.
Remove Cortana.exe Miner Completely
To remove Cortana.exe Miner manually from your computer, follow the step-by-step removal tutorial written down below. In case this manual removal does not get rid of the miner malware completely, you should search for and remove any leftover items with an advanced anti-malware tool. Such software can keep your computer secure in the future.
- Guide 1: How to Remove Cortana.exe Miner from Windows.
- Guide 2: Get rid of Cortana.exe Miner on Mac OS X.
- Guide 3: Remove Cortana.exe Miner in Google Chrome.
- Guide 4: Erase Cortana.exe Miner from Mozilla Firefox.
- Guide 5: Uninstall Cortana.exe Miner from Microsoft Edge.
- Guide 6: Remove Cortana.exe Miner from Safari.
- Guide 7: Eliminate Cortana.exe Miner from Internet Explorer.
- Guide 8: Disable Cortana.exe Miner Push Notifications in Your Browsers.
How to Remove Cortana.exe Miner from Windows.
Step 1: Boot Your PC In Safe Mode to isolate and remove Cortana.exe Miner
Step 2: Uninstall Cortana.exe Miner and related software from Windows
Here is a method in few easy steps that should be able to uninstall most programs. No matter if you are using Windows 10, 8, 7, Vista or XP, those steps will get the job done. Dragging the program or its folder to the recycle bin can be a very bad decision. If you do that, bits and pieces of the program are left behind, and that can lead to unstable work of your PC, errors with the file type associations and other unpleasant activities. The proper way to get a program off your computer is to Uninstall it.
Step 3: Clean any registries, created by Cortana.exe Miner on your computer.
The usually targeted registries of Windows machines are the following:
You can access them by opening the Windows registry editor and deleting any values, created by Cortana.exe Miner there. This can happen by following the steps underneath:
Get rid of Cortana.exe Miner from Mac OS X.
Step 1: Uninstall Cortana.exe Miner and remove related files and objects
1. Hit the ⇧+⌘+U keys to open Utilities. Another way is to click on “Go” and then click “Utilities”, like the image below shows:
- Go to Finder.
- In the search bar type the name of the app that you want to remove.
- Above the search bar change the two drop down menus to “System Files” and “Are Included” so that you can see all of the files associated with the application you want to remove. Bear in mind that some of the files may not be related to the app so be very careful which files you delete.
- If all of the files are related, hold the ⌘+A buttons to select them and then drive them to “Trash”.
In case you cannot remove Cortana.exe Miner via Step 1 above:
In case you cannot find the virus files and objects in your Applications or other places we have shown above, you can manually look for them in the Libraries of your Mac. But before doing this, please read the disclaimer below:
You can repeat the same procedure with the following other Library directories:
Tip: ~ is there on purpose, because it leads to more LaunchAgents.
Step 2: Scan for and remove Cortana.exe Miner files from your Mac
When you are facing problems on your Mac as a result of unwanted scripts and programs such as Cortana.exe Miner, the recommended way of eliminating the threat is by using an anti-malware program. SpyHunter for Mac offers advanced security features along with other modules that will improve your Mac’s security and protect it in the future.
Remove Cortana.exe Miner from Google Chrome.
Step 1: Start Google Chrome and open the drop menu
Step 2: Move the cursor over "Tools" and then from the extended menu choose "Extensions"
Step 3: From the opened "Extensions" menu locate the unwanted extension and click on its "Remove" button.
Step 4: After the extension is removed, restart Google Chrome by closing it from the red "X" button at the top right corner and start it again.
Erase Cortana.exe Miner from Mozilla Firefox.
Step 1: Start Mozilla Firefox. Open the menu window
Step 2: Select the "Add-ons" icon from the menu.
Step 3: Select the unwanted extension and click "Remove"
Step 4: After the extension is removed, restart Mozilla Firefox by closing it from the red "X" button at the top right corner and start it again.
Uninstall Cortana.exe Miner from Microsoft Edge.
Step 1: Start Edge browser.
Step 2: Open the drop menu by clicking on the icon at the top right corner.
Step 3: From the drop menu select "Extensions".
Step 4: Choose the suspected malicious extension you want to remove and then click on the gear icon.
Step 5: Remove the malicious extension by scrolling down and then clicking on Uninstall.
Remove Cortana.exe Miner from Safari.
Step 1: Start the Safari app.
Step 2: After hovering your mouse cursor to the top of the screen, click on the Safari text to open its drop down menu.
Step 3: From the menu, click on "Preferences".
Step 4: After that, select the 'Extensions' Tab.
Step 5: Click once on the extension you want to remove.
Step 6: Click 'Uninstall'.
A pop-up window will appear asking for confirmation to uninstall the extension. Select 'Uninstall' again, and the Cortana.exe Miner will be removed.
Eliminate Cortana.exe Miner from Internet Explorer.
Step 1: Start Internet Explorer.
Step 2: Click on the gear icon labeled 'Tools' to open the drop menu and select 'Manage Add-ons'
Step 3: In the 'Manage Add-ons' window.
Step 4: Select the extension you want to remove and then click 'Disable'. A pop-up window will appear to inform you that you are about to disable the selected extension, and some more add-ons might be disabled as well. Leave all the boxes checked, and click 'Disable'.
Step 5: After the unwanted extension has been removed, restart Internet Explorer by closing it from the red 'X' button located at the top right corner and start it again.
Remove Push Notifications caused by Cortana.exe Miner from Your Browsers.
Turn Off Push Notifications from Google Chrome
To disable any Push Notices from Google Chrome browser, please follow the steps below:
Step 1: Go to Settings in Chrome.
Step 2: In Settings, select “Advanced Settings”:
Step 3: Click “Content Settings”:
Step 4: Open “Notifications”:
Step 5: Click the three dots and choose Block, Edit or Remove options:
Remove Push Notifications on Firefox
Step 1: Go to Firefox Options.
Step 2: Go to “Settings”, type “notifications” in the search bar and click "Settings":
Step 3: Click “Remove” on any site you wish notifications gone and click “Save Changes”
Stop Push Notifications on Opera
Step 1: In Opera, press ALT+P to go to Settings
Step 2: In Setting search, type “Content” to go to Content Settings.
Step 3: Open Notifications:
Step 4: Do the same as you did with Google Chrome (explained below):
Eliminate Push Notifications on Safari
Step 1: Open Safari Preferences.
Step 2: Choose the domain from where you like push pop-ups gone and change to "Deny" from "Allow".