How to remove Covid21 Malware

Know all about Covid21 Malware

Covid21 Malware is coronavirus themed virus that damages Master Boot Record – the sector on the startup drive that contains executables needed for windows operating system loading. With the system infected with this virus, the users are no longer access to their Windows.

In common cases, a ransom text message is then dropped that asks users to pay for a tool that supposedly helps them to restore their OSs. However, there is no evidence of any such ransom demanding note displayed by Covid21 Malware virus in this particular case. It only displays an image of character of Japanese Manga with the short text “Windows is killed”.

It means that the malware is at its development stage.  It is possible that the upgraded version demand the ransom fee. It is important to mention that even if Covid21 Malware would display a ransom demanding message, there is no guarantee that you will get the required from the crooks behind it.   In this case, all that you need is to employ a reputable antivirus tool and perform Covid21 Malware removal without delay.

How did Covid21 Malware enter my computer?

In most cases, cyber criminals use mal-spam emails, unreliable software downloading sources, fake software updating tools and unofficial software activations to distribute this type of malware. Mal-spam emails contain infectious files or links for such files. Recipients install malware when they download and open malicious attachments/ files. Examples of such files include malicious Microsoft Office Documents, PDF Documents, Archive files, JavaScript and executables.

Examples of unreliable file, software downloading sources like p2p networks, freeware download websites, and third party downloaders, free file hosting pages. Their users infect their device when they use such sources for software download. Typically, the malware are promoted as some legit and useful software. Fake software updaters exploit bugs/ flaws of outdated software or directly download malware instead of providing updates. Unofficial software activation tools infect systems by supposedly activating licensed software.

How to prevent Trojan installation?

Third party downloaders, installers, p2p networks and other soruces, tools of this kind should never be used for any software download. Always prefer official websites and direct links for that. Irrelevant emails received from unknown, suspicious addresses and contain attachments or website links should never be trusted. It is common that these emails deliver malware.

Installed software should always be updated using official software developers’ tools/ functions. This rule is applied for when you are requiring license key for any products. Never use any third party, unofficial tools. These are neither safe nor legal to use. And finally, have a reputable antivirus tool installed and updated. Also, use this software for regular system scan and to remove any detected threats.

Get rid of Covid21 Malware infection

Below, you will find complete guide to remove Covid21 Malware from the system. Follow it so that the removal process would become an easy task for you. You can use some professional antivirus tool to perform its automatic removal.

Antimalware Details And User Guide

Click Here For Windows Click Here For Mac

Important Note: This malware asks you to enable the web browser notifications. So, before you go the manual removal process, execute these steps.

Google Chrome (PC)

• Go to right upper corner of the screen and click on three dots to open the Menu button
• Select “Settings”. Scroll the mouse downward to choose “Advanced” option
• Go to “Privacy and Security” section by scrolling downward and then select “Content settings” and then “Notification” option
• Find each suspicious URLs and click on three dots on the right side and choose “Block” or “Remove” option

Google Chrome (Android)

• Go to right upper corner of the screen and click on three dots to open the menu button and then click on “Settings”
• Scroll down further to click on “site settings” and then press on “notifications” option
• In the newly opened window, choose each suspicious URLs one by one
• In the permission section, select “notification” and “Off” the toggle button

Mozilla Firefox

• On the right corner of the screen, you will notice three dots which is the “Menu” button
• Select “Options” and choose “Privacy and Security” in the toolbar present in the left side of the screen
• Slowly scroll down and go to “Permission” section then choose “Settings” option next to “Notifications”
• In the newly opened window, select all the suspicious URLs. Click on the drop-down menu and select “Block”

Internet Explorer

• In the Internet Explorer window, select the Gear button present on the right corner
• Choose “Internet Options”
• Select “Privacy” tab and then “Settings” under the “Pop-up Blocker” section
• Select all the suspicious URLs one by one and click on the “Remove” option

Microsoft Edge

• Open the Microsoft Edge and click on the three dots on the right corner of the screen to open the menu
• Scroll down and select “Settings”
• Scroll down further to choose “view advanced settings”
• In the “Website Permission” option, click on “Manage” option
• Click on switch under every suspicious URL

Safari (Mac):

• On the upper right side corner, click on “Safari” and then select “Preferences”
• Go to “website” tab and then choose “Notification” section on the left pane
• Search for the suspicious URLs and choose “Deny” option for each one of them

Manual Steps to Remove Covid21 Malware:

Remove the related items of Covid21 Malware using Control-Panel

Windows 7 Users

Click “Start” (the windows logo at the bottom left corner of the desktop screen), select “Control Panel”. Locate the “Programs” and then followed by clicking on “Uninstall Program”

Windows XP Users

Click “Start” and then choose “Settings” and then click “Control Panel”. Search and click on “Add or Remove Program’ option

Windows 10 and 8 Users:

Go to the lower left corner of the screen and right-click. In the “Quick Access” menu, choose “Control Panel”. In the newly opened window, choose “Program and Features”

Mac OSX Users

Click on “Finder” option. Choose “Application” in the newly opened screen. In the “Application” folder, drag the app to “Trash”. Right click on the Trash icon and then click on “Empty Trash”.

In the uninstall programs window, search for the PUAs. Choose all the unwanted and suspicious entries and click on “Uninstall” or “Remove”.

After you uninstall all the potentially unwanted program causing Covid21 Malware issues, scan your computer with an anti-malware tool for any remaining PUPs and PUAs or possible malware infection. To scan the PC, use the recommended the anti-malware tool.

How to Remove Adware (Covid21 Malware) from Internet Browsers

Delete malicious add-ons and extensions from IE

Click on the gear icon at the top right corner of Internet Explorer. Select “Manage Add-ons”. Search for any recently installed plug-ins or add-ons and click on “Remove”.

Additional Option

If you still face issues related to Covid21 Malware removal, you can reset the Internet Explorer to its default setting.

Windows XP users: Press on “Start” and click “Run”. In the newly opened window, type “inetcpl.cpl” and click on the “Advanced” tab and then press on “Reset”.

Windows Vista and Windows 7 Users: Press the Windows logo, type inetcpl.cpl in the start search box and press enter.  In the newly opened window, click on the “Advanced Tab” followed by “Reset” button.

For Windows 8 Users: Open IE and click on the “gear” icon. Choose “Internet Options”

Select the “Advanced” tab in the newly opened window

Press on “Reset” option

You have to press on the “Reset” button again to confirm that you really want to reset the IE

Remove Doubtful and Harmful Extension from Google Chrome

Go to menu of Google Chrome by pressing on three vertical dots and select on “More tools” and then “Extensions”. You can search for all the recently installed add-ons and remove all of them.

Optional Method

If the problems related to Covid21 Malware still persists or you face any issue in removing, then it is advised that your reset the Google Chrome browse settings. Go to three dotted points at the top right corner and choose “Settings”. Scroll down bottom and click on “Advanced”.

At the bottom, notice the “Reset” option and click on it.

In the next opened window, confirm that you want to reset the Google Chrome settings by click on the “Reset” button.

Remove Covid21 Malware plugins (including all other doubtful plug-ins) from Firefox Mozilla

Open the Firefox menu and select “Add-ons”. Click “Extensions”.  Select all the recently installed browser plug-ins.

Optional Method

If you face problems in Covid21 Malware removal then you have the option to rese the settings of Mozilla Firefox.

Open the browser (Mozilla Firefox) and click on the “menu” and then click on “Help”.

Choose “Troubleshooting Information”

In the newly opened pop-up window, click “Refresh Firefox” button

The next step is to confirm that really want to reset the Mozilla Firefox settings to its default by clicking on “Refresh Firefox” button.

Remove Malicious Extension from Safari

Open the Safari and go to its “Menu” and select “Preferences”.

Click on the “Extension” and select all the recently installed “Extensions” and then click on “Uninstall”.

Optional Method

Open the “Safari” and go menu. In the drop-down menu, choose “Clear History and Website Data”.

In the newly opened window, select “All History” and then press on “Clear History” option.

Delete Covid21 Malware (malicious add-ons) from Microsoft Edge

Open Microsoft Edge and go to three horizontal dot icons at the top right corner of the browser. Select all the recently installed extensions and right click on the mouse to “uninstall”

Optional Method

Open the browser (Microsoft Edge) and select “Settings”

Next steps is to click on “Choose what to clear” button

Click on “show more” and then select everything and then press on “Clear” button.

Conclusion

In most cases, the PUPs and adware gets inside the marked PC through unsafe freeware downloads. It is advised that you should only choose developers website only while downloading any kind of free applications.  Choose custom or advanced installation process so that you can trace the additional PUPs listed for installation along with the main program.