GUNRA Virus Ransomware (.ENCRT Files) Decrypt & Removal

Written by Brendan Smith

The Gunra virus falls within the ransomware type of malicious agent. Ransomware of such sort encrypts all the data on your computer (images, documents, excel sheets, music, videos, etc) and adds its specific extension to every file, creating the R3ADM3.txt text files in each folder containing encrypted files.

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Gunra virus: what is known so far?

Gunra adds its extra .ENCRT extension to the title of every encrypted file. For instance, an image named “photo.jpg” will be renamed to “photo.jpg.ENCRT”. In the same manner, the Excel file named “table.xlsx” will be changed to “table.xlsx.ENCRT”, and so on.

In every folder that contains the encoded files, a R3ADM3.txt text file will appear. It is a ransom money note. It contains information about the ways of paying the ransom and some other remarks. The ransom note usually contains instructions on how to purchase the decryption tool from the Gunra developers. That is how they do it.

Gunra Overview:

NameGunra Virus
Extension.ENCRT
Ransomware noteR3ADM3.txt
DetectionTrojan:Win32/Tnega!MSR Removal, Win32:Adware-DNA [Adw] Virus Removal, Win32:Secat [Trj] Virus Removal
SymptomsYour files (photos, videos, documents) get a .ENCRT extension and you can’t open them.
Fix ToolSee If Your System Has Been Affected by Gunra virus

The R3ADM3.txt document accompanying the Gunra malware states the following:

YOUR ALL DATA HAVE BEEN ENCRYPTED!

We have dumped your sensitive business data and then encrypted your side entire data.

The only way to decrypt your files is to receive the private key and decryption program.

To receive the private key and decryption program, you must contact us.

We guarantee that you can recover all your files safely and easily. But you have not so enough time.

You can decrypt some of your files for free when you contact us.

You Only Have 5 Days To Contact Us!

How to contact us

Ñ. Download \"Tor Browser\" and install it.
Ò. In the \"Tor Browser\" open this site here :

-

Ó. After signup and login to this site and contact Manger

You need to contact \"Manager\" to recover all your data successfully.

!!!DANGER !!!
ÝO NOT MODIFY or try to RECOVER any files yourself.We WILL NOT be able to RESTORE them.
Únd also we will publish your data on the dark web if there is no reply from you within 5 days.

Publish URL: -

!!!DANGER !!!

In the screenshot below, you can see what a directory with files encrypted by the Gunra looks like. Each filename has the “.ENCRT” extension appended to it.

Gunra Virus - encrypted .ENCRT files

An example of encrypted .ENCRT files.

How did my computer get infected with Gunra ransomware?

There are plenty of possible ways of ransomware injection.

Nowadays, there are three most exploited methods for tamperers to have the Gunra virus planted in your digital environment. These are email spam, Trojan injection and peer networks.

  • If you access your mailbox and see letters that look just like notifications from utility services companies, delivery agencies like FedEx, Internet providers, and whatnot, but whose sender is strange to you, beware of opening those letters. They are very likely to have a ransomware item enclosed in them. Therefore, it is even riskier to download any attachments that come with emails like these.
  • Another thing the hackers might try is a Trojan horse scheme. A Trojan is a program that infiltrates into your computer disguised as something else. For instance, you download an installer for some program you need or an update for some software. However, what is unboxed turns out to be a harmful agent that encrypts your data. Since the update package can have any name and any icon, you’d better be sure that you can trust the resource of the things you’re downloading. The optimal way is to trust the software developers’ official websites.
  • As for the peer file transfer protocols like torrent trackers or eMule, the danger is that they are even more trust-based than the rest of the Internet. You can never know what you download until you get it. So you’d better be using trustworthy resources. Also, it is a good idea to scan the folder containing the downloaded objects with the antivirus as soon as the downloading is finished.

How to remove ransomware?

It is crucial to note that besides encrypting your data, the Gunra virus will most likely deploy Vidar Stealer on your machine to seize your credentials to different accounts (including cryptocurrency wallets). The mentioned spyware can extract your credentials from your browser’s auto-filling cardfile.

Remove Gunra with Gridinsoft Anti-Malware

We have also been using this software on our systems ever since, and it has always been successful in detecting viruses. It has blocked the most common Ransomware as shown from our tests with the software, and we assure you that it can remove Gunra as well as other malware hiding on your computer.

Gridinsoft Anti-Malware - Main Screen

To use Gridinsoft for remove malicious threats, follow the steps below:

1. Begin by downloading Gridinsoft Anti-Malware, accessible via the blue button below or directly from the official website gridinsoft.com.

2.Once the Gridinsoft setup file (setup-gridinsoft-fix.exe) is downloaded, execute it by clicking on the file.

setup-gridinsoft-fix.exe

3.Follow the installation setup wizard's instructions diligently.

Gridinsoft Setup Wizard

4. Access the "Scan Tab" on the application's start screen and launch a comprehensive "Full Scan" to examine your entire computer. This inclusive scan encompasses the memory, startup items, the registry, services, drivers, and all files, ensuring that it detects malware hidden in all possible locations.

Scan for Gunra Ransomware

Be patient, as the scan duration depends on the number of files and your computer's hardware capabilities. Use this time to relax or attend to other tasks.

5. Upon completion, Anti-Malware will present a detailed report containing all the detected malicious items and threats on your PC.

The Gunra was Found

6. Select all the identified items from the report and confidently click the "Clean Now" button. This action will safely remove the malicious files from your computer, transferring them to the secure quarantine zone of the anti-malware program to prevent any further harmful actions.

The Gunra has been removed

8. If prompted, restart your computer to finalize the full system scan procedure. This step is crucial to ensure thorough removal of any remaining threats. After the restart, Gridinsoft Anti-Malware will open and display a message confirming the completion of the scan.

Remember Gridinsoft offers a 6-day free trial. This means you can take advantage of the trial period at no cost to experience the full benefits of the software and prevent any future malware infections on your system. Embrace this opportunity to fortify your computer's security without any financial commitment.

Trojan Killer for “Gunra” removal on locked PC

In situations where it becomes impossible to download antivirus applications directly onto the infected computer due to malware blocking access to websites, an alternative solution is to utilize the Trojan Killer application.

Trojan Killer - Main View

There is a really little number of security tools that are able to be set up on the USB drives, and antiviruses that can do so in most cases require to obtain quite an expensive license. For this instance, I can recommend you to use another solution of GridinSoft - Trojan Killer Portable. It has a 14-days cost-free trial mode that offers the entire features of the paid version. This term will definitely be 100% enough to wipe malware out.

Trojan Killer is a valuable tool in your cybersecurity arsenal, helping you to effectively remove malware from infected computers. Now, we will walk you through the process of using Trojan Killer from a USB flash drive to scan and remove malware on an infected PC. Remember, always obtain permission to scan and remove malware from a computer that you do not own.

Step 1: Download & Install Trojan Killer on a Clean Computer:

1. Go to the official GridinSoft website (gridinsoft.com) and download Trojan Killer to a computer that is not infected.

Download Trojan Killer

2. Insert a USB flash drive into this computer.

3. Install Trojan Killer to the "removable drive" following the on-screen instructions.

Install Trojan Killer to Removable Drive

4. Once the installation is complete, launch Trojan Killer.

Step 2: Update Signature Databases:

5. After launching Trojan Killer, ensure that your computer is connected to the Internet.

6. Click "Update" icon to download the latest signature databases, which will ensure the tool can detect the most recent threats.

Click Update Button

Step 3: Scan the Infected PC:

7. Safely eject the USB flash drive from the clean computer.

8. Boot the infected computer to the Safe Mode.

9. Insert the USB flash drive.

10. Run tk.exe

11. Once the program is open, click on "Full Scan" to begin the malware scanning process.

Searching Gunra Virus

Step 4: Remove Found Threats:

12. After the scan is complete, Trojan Killer will display a list of detected threats.

Searching Gunra Finished

13. Click on "Cure PC!" to remove the identified malware from the infected PC.

14. Follow any additional on-screen prompts to complete the removal process.

Restart needed

Step 5: Restart Your Computer:

15. Once the threats are removed, click on "Restart PC" to reboot your computer.

16. Remove the USB flash drive from the infected computer.

Congratulations on effectively removing Gunra and the concealed threats from your computer! You can now have peace of mind, knowing that they won't resurface again. Thanks to Gridinsoft's capabilities and commitment to cybersecurity, your system is now protected.

Sometimes racketeers would unblock few of your files so you know that they really have the decryption tool. Since Gunra virus is a relatively new ransomware, safety measures developers have not yet found a way to reverse its work. Nevertheless, the decryption instruments are frequently updated, so the solution may soon be available.

Of course, if the malefactors succeed in encrypting victim’s essential data, the desperate person will probably comply with their demands. Nevertheless, paying a ransom gives no guarantee that you’re getting your blocked information back. It is still risky. After obtaining the money, the racketeers may send a wrong decryption code to the injured party. There were reports about ransomware developers simply disappearing after getting the ransom without even bothering to reply.

The best safety measure against ransomware is to have a system restore point or the copies of your critical files in the cloud storage or at least on an external drive. Surely, that might be insufficient. The most important thing could be that file you were working upon when it all started. But at least it is something. It is also wise to scan your PC for viruses with the antivirus program after the OS is rolled back.

There are other ransomware products, besides Gunra, that work similarly. Examples of those are Hudson, Petyax, Fxlocker, and some others. The two main differences between them and the Gunra are the ransom amount and the encoding method. The rest is almost identical: files become encrypted, their extensions altered, ransom notes are created in each folder containing encrypted files.

Some fortunate victims were able to decrypt the arrested files with the help of the free tools provided by anti-ransomware developers. Sometimes the criminals accidentally send the decryption code to the victims in the ransom readme. Such an epic fail allows the injured part to restore the files. But obviously, one should never expect such a chance. Remember, ransomware is a tamperers’ technology to lay their hands on the money of their victims.

How to avoid ransomware attack?

Gunra ransomware doesn’t have a endless power, neither does any similar malware.

You can defend your computer from ransomware attack taking three easy steps:

  • Ignore any letters from unknown mailboxes with strange addresses, or with content that has nothing to do with something you are expecting (how can you win in a lottery without even taking part in it?). If the email subject is likely something you are waiting for, scrutinize all elements of the suspicious email with caution. A fake email will surely have mistakes.
  • Never use cracked or unknown programs. Trojans are often shared as a part of cracked software, most likely under the guise of “patch” to prevent the license check. Understandably, dubious programs are very hard to tell from trustworthy software, as trojans may also have the functionality you need. Try to find information on this program on the anti-malware forums, but the best solution is not to use such software.
  • And to be sure about the safety of the files you downloaded, scan them with GridinSoft Anti-Malware. This software will be a powerful shield for your personal computer.

Frequently Asked Questions

🤔 How can I open “.ENCRT” files?Can I somehow access “.ENCRT” files?

There’s no way to do it, unless the files “.ENCRT” files are decrypted.

🤔 I really need to decrypt those “.ENCRT” files ASAP. How can I do that?

Hopefully, you have made a copy of those important files. In case you haven’t, there is still a chance that you do have a Restore Point from some time ago to roll back the whole system to the moment when it had no virus yet, but already had your files. All other solutions require time.

🤔 If GridinSoft deletes the Gunra malware, will it also delete my files that were encrypted?

No way! Unlike the ransomware program itself, the encrypted files do not jeopardize your system.

GridinSoft Anti-Malware only deals with real viruses. The malware that has infected your computer is most likely still functional and launching checks from time to time to encrypt any new files you might create on your computer after the initial attack. As it has been said above, the Gunra ransomware comes with the company. It installs backdoors and keyloggers that can take your account passwords by trespass and provide criminals with easy access to your PC in the future.

🤔 What to do if the Gunra malware has blocked my PC and I can’t get the activation key.

In such a case, you need to prepare a memory stick with a previously installed Trojan Killer. Use Safe Mode to execute the procedure. You see, the ransomware runs automatically as the system launches and encrypts any new files created or imported into your system. To suppress this process – use Safe Mode, which allows only the vital applications to run automatically. Consider reading our manual on running Windows in Safe Mode.

🤔 What can I do right now?

Some of the blocked files can be found elsewhere.

  • If you sent or received your critical files by email, you could still download them from your online mail server.
  • You might have shared images or videos with your friends or relatives. Simply ask them to post those pictures back to you.
  • If you have initially got any of your files from the Web, you can try to do it again.
  • Your messengers, social media pages, and cloud drives might have all those files too.
  • Maybe you still have the needed files on your old computer, a notebook, phone, memory stick, etc.

USEFUL TIP: You can employ data recovery utilities[efn_note]Here are Top 10 Data Recovery Software Of 2024.[/efn_note] to get your lost data back since ransomware encodes the copies of your files, deleting the authentic ones. In the video below, you can see how to recover your files with PhotoRec, but remember: you won’t be able to do it before you eradicate the ransomware itself with an anti-malware program.

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About the author

Brendan Smith

I'm Brendan Smith, a passionate journalist, researcher, and web content developer. With a keen interest in computer technology and security, I specialize in delivering high-quality content that educates and empowers readers in navigating the digital landscape.

With a focus on computer technology and security, I am committed to sharing my knowledge and insights to help individuals and organizations protect themselves in the digital age. My expertise in cybersecurity principles, data privacy, and best practices allows me to provide practical tips and advice that readers can implement to enhance their online security.

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