How Do I decrypt Tunca Ransomware

Tunca Ransomware blocks the access of targeted files through encryption. The locked files changes its extension name by adding .tunca. When you try to access them, a ransom note appears on the screen asking you to make payment to get the decryption key. According to cyber-experts, Tunca Ransomware is developed in Microsoft .Net Framework because when the pop-up window is opened, a Microsost .Net Framework error covers the screen. It shows three options that is see error details, continue or quit.

If you click on “Continue” option, the already encrypted files get encrypted once again and an additional .tunca extension is added. For example, the encrypted file abc.jpg.tunca changes to abc.jpg.tunca.tunca. The Microsost .Net Framework error keep coming on the screen unless to select “Quit” button. But unfortunately, the encrypted files will remain inaccessible. According to its ransom note, it uses AES encryption algorithm. In order to get the decryptions key, it asks to pay 100 Euros through Paysafecard. The Paysafecard Pin is to be paid to cyber-criminals at [email protected] email ID. Once the payment is made, the victim will get the decryption key through the email.

Interestingly, they also provide a way to get the decryptions tool for free. You have to share the provide links in order to infect at-least 10 other computers. It is strongly advised to not spread this malware and nor does contact with the cyber-criminals. They will scam you and will not provide the original decryption key even after the complete payment is made. And most of all, if you spread this malware then you will also be considered as a cyber-criminals and will serious consequences.

How to Recover Encrypted Files by Tunca Ransomware

This malware uses cryptography algorithm for generating unique keys for every victims. However, it is never advised to make the payment or cooperate with the cyber-criminals. It is best to use the backup files if you had created it earlier. Otherwise, you can use the “Volume Shadow Copies” or any third-party data recovery software. Your priority should be to delete Tunca Ransomware from PC so that it could not damage or delete other files. So, the first step should be to scan the PC with a powerful anti-malware tool and remove the malware.

Precautionary Measures (Avoid Tunca Ransomware Attack)

  • Be careful from spam email campaigns. Don’t open email attachments sent by unknown senders. The attachments such as MS Office docs and PDF files should be scanned first before download
  • Don’t download freeware or shareware from untrusted and unsafe sources. Always choose advance or custom installation steps to avoid hidden files attachments
  • Don’t click on random links or notifications
  • Upgrade the overall security firewall settings of PC by using a powerful anti-malware tool

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Steps To Remove Tunca Ransomware From Compromised Computer

The infections like Tunca Ransomware or similar ones or those belong to other malware category are all designed to generate with only ill intention to make money for its developers who make use of any technique to force you down. However, most of the security experts associated with different security associations say this is not much harmful browser and can be removed from an infected computer by getting through some steps. If you follow the steps in the same order and with full attention as described in the procedures below, we hope you can also free up your PC easily. It’s recommended to take a hard copy of the guidelines on paper or get another computer to assist you following the steps without any hassles.

Step 1:Track and remove Tunca Ransomware from computer’s processes from task manager.

Step 2:Locate and delete the definition of this program from startup files, registry files, and host files.

Step 3:Removal of Tunca Ransomware from all reputed browsers.

Step 4:Delete Tunca Ransomware with an automatic solution(The Safest and most recommended method)

Step 1: Track and remove Tunca Ransomware from computer’s processes from task manager.

  • Launch the Task Manager by pressing a key combination CTRL+SHIFT+ESC simultaneously.

  • Review the suspicious processes and note down its file location on computer.end-malicious-process

  • Terminate the processes now.

  • Open the “Run” command box and enter the noted down location to open in file explorer.

  • Delete the file permanently.

Step 2: Locate and delete the definition of this program from startup files, registry files, and host files

  • Launch the file explorer or any folder from my computer.

  • Click on “View” option in the above Menu (Older Windows version’s user may go to control panel to open “Folder options”)

  • Choose “Folder and Search Options”

  • Click over “View” tab.

  • Scroll down to find “Show hidden files and folders” option, and check it in the check box.

  • Find “Hide protected operating system files” and uncheck it. (This will allow you to see super-hidden files in any folder to identify the suspicious ones.)

  • Click “Apply” then “Ok”

Cleaning Tunca Ransomware definitions from Windows registry

  • To open Windows registry editor, click Win+R combination.

  • Type “regedit” ro simply copy and paste in the command line

  • Press Ok.

  • Navigate to below mentioned registry files depending on your OS versions (32 bit or 64 bit) and delete the files.

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run] or

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] or

[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run]

  • Now Launch the Windows explorer and navigate to %appdata% to find and delete suspicios executable files from there, and close the window.

Fixing Hosts file to block the unwanted redirections on all active browsers

  • Open windows explorer and navigate to Windows directory.

  • Go to System32/drivers/etc/host

  • open the host file and notice it. If the system is hijacked by the infection you would see several IP definitions at the bottom.

  • Select those IP addresses and delete them. (Don’t delete the local host entry)

  • Save and close the file, and exit the explorer window.

Step 3: Removal of Tunca Ransomware from all reputed browsers (Steps included for Chrome, Firefox & Internet Explorer)

Google Chrome

  • Launch Chrome browser.

  • Click over the main menu icon and select Tools or More Tools, then Extensions.

  • Scroll down to notice the list of installed extensions to find suspicious one and click the bin option beside it.

  • Click remove button to confirm the deletion.

  • Finally, Reset the Chrome settings to default leaving nothing behind.

Mozilla Firefox

  • Launch the Firefox and press CTRL+SHIFT+A to open extension Window.

  • Look for the Tunca Ransomware extension and Disable it.

  • Now go to Help section.

  • Click over Troubleshooting information then hit the Reset button.

  • Confirm the act to reset the browser.

Internet Explorer

  • Simply, open the browser and click thee Gear Icon on the upper right corner.

  • Navigate to Internet options and click it.

  • Now, navigate to Toolbars and Extensions, to see the list of installed addons to find unwanted one.

  • Disable or delete the selected extensions permanently.

  • In order to reset the Ie, click over Advanced tab, and click Reset.

  • Press OK button to confirm.

Cleaning the browser’s shortcuts on the computer is also recommended in most of the cases and should be accomplished for all installed browsers, for which the steps are:

  • Select the browser short-cut, and right click on it.

  • Navigate the properties and click it.

  • In the opened window, find the target option, and remove the argument for Tunca Ransomware .

  • Apply the changes.

Step 4: Remove Tunca Ransomware with an automatic solution

Although the removal method through manual instructions are effective and proven to provide the best results, still some of the victimized users may fail to get the results as per their desire. This can happen due to lack of technical consent to access most of the administrative utilities as used in above guidelines. If you also got stuck through the instructions or seeking the safest method which needs not any high end manual steps, then opting an automatic solution could be the best solution. You just need to do a few instructions taken in practice to install and scan the system deeply that will fix all issues and remove Tunca Ransomware completely. The required steps to do so is all here mentioned.

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Step 1:Download and install Tunca Ransomware removal tool and install it on your computer (Note:this is a free scanner that will detect the present malwares on your system only. In order to fix the threats completely, you would have to buy its full version to remove the threats.)

Step 1

Step 2: After the installation is finished, run the scanner and you will see the two options as depicted in the image below. Click on “Scan Computer Now” button.

Step 2

Step 3: In this step, you would see the scanning process bar with detection of found threats and its short description along-with its categorized thumbnail.

Step 3

Step 4: Lastly, the scanner finishes scanning the computer to show full list of detected threats on computer. Just click on “Fix Threats” button to complete the removal that hardly takes a few moments depending upon the nature and severity level of the malware items.

Step 4