What Is ThunderX Ransomware?
ThunderX is cryptovirus ransomware that aims to encrypt the files on your computer and then set the .tx_locked file extension to the encrypted files by it.
The ThunderX ransomware is the type of ransomware whose main goal is to convince you into paying the ransom to the cyber-criminals if you want to use your files again. To achieve this goal, ThunderX uses various different techniques that help it get past your computer defenses and get your files to be no longer usable. Read this article to learn more about how ThunderX ransomware operates and how you can remove it thoroughly from your computer and try to get .tx_locked files back.
ThunderX Summary
Name | ThunderX |
File Extension | .tx_locked |
Type | Ransomware, Cryptovirus |
Short Description | The ransomware encrypts files on your computer system and demands a ransom to be paid to allegedly recover them. |
Symptoms | The ThunderX Ransomware will encrypt your files by appending the .KASP extension to them. |
Ransom Demanding Note | readme.txt |
Distribution Method | Spam Emails, Email Attachments |
Detection Tool |
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Malware Removal Tool
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User Experience | Join Our Forum to Discuss ThunderX. |
ThunderX Ransomware – Description
The ThunderX ransomware virus could enter your computer in multiple different ways. One of those could be that the virus files can be added to your computer by being downloaded from a software download site. There, the file could pose as:
- Key generator.
- Patch.
- Crackfix.
- Setup.
- Software activator.
- Portable version of a program.
But this is not the only way via which the ThunderX ransomware could be spread onto your computer. Another scenario is if the virus is spread by being downloaded on the victim PC as an e-mail attachment. Such type of e-mails could be sent to victims carrying attachments that appear as if they are legitimate files, such as invoices, CV’s, receipts, tickets, and other important files of this type.
As soon as the .tx_locked files virus has already infected your computer, it can start to perform the following virus actions:
- Obtain system information from your computer.
- Create mutexes.
- Make sure that it has not infected your PC before.
- Obtain read & write administrator rights.
- Modify your registries.
Among the malicious activities of ThunderX ransomware is to encrypt your files. The main files that the virus may attack could be from the following file types:
- Images.
- Archives.
- Virtual drive files.
- Videos.
- Database type of files.
- Documents.
- Other often used file types.
After this virus encrypts your files, it sets the .tx_locked file extension after their names:
What is specific for this virus is that it skips encoding your files in the Windows directories that are important, because this way you can still use your machine in order to pay the ransom. Paying the ransom is not among the recommended things to do, since via doing this, you support the criminal activities of the crooks and you cannot trust the same people who rendered your files temporarily useless.
Remove ThunderX Ransomware and Try to Restore .tx_locked Files
To remove this nasty virus from your machine, it is recommended that you follow the removal guide that is underneath this article. It has been created with the primary purpose to help you delete the virus either by yourself or automatically. For maximum effectiveness, we do recommend that you focus on removing this infection by downloading and installing advanced anti-malware software. This software has been created with the one and only goal to scan for viruses, like ThunderX, and eliminate all of their virus files and objects without causing harm to your file plus providing protection in the future too.
Usually, viruses like ThunderX encrypt files and then the only way to recover them seems to be to pay ransom. However, researchers often release decryptors that reverse the code from the encryption and get files back to their normal condition. But this takes time. In the meantime, you can try and follow the alternative file recovery methods that are below. They are not as effective as a decryptor would be, but with their help, you could be able to restore at least some of your files.
Attention! SensorsTechForum strongly recommends that all malware victims should look for assistance only by reputable sources. Many guides out there claim to offer free recovery and decryption for files encrypted by ransomware viruses. Be advised that some of them may only be after your money.
As a site that has been dedicated to providing free removal instructions for ransomware and malware since 2014, SensorsTechForum’s recommendation is to only pay attention to trustworthy sources.
How to recognize trustworthy sources:
- Always check "About Us" web page.
- Profile of the content creator.
- Make sure that real people are behind the site and not fake names and profiles.
- Verify Facebook, LinkedIn and Twitter personal profiles.
How to Remove ThunderX from Windows.
Step 1: Boot Your PC In Safe Mode to isolate and remove ThunderX





Step 2: Uninstall ThunderX 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. To do that:



Step 3: Clean any registries, created by ThunderX on your computer.
The usually targeted registries of Windows machines are the following:
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
You can access them by opening the Windows registry editor and deleting any values, created by ThunderX there. This can happen by following the steps underneath:



Before starting "Step 4", please boot back into Normal mode, in case you are currently in Safe Mode.
This will enable you to install and use SpyHunter 5 successfully.
Step 4: Scan for ThunderX with SpyHunter Anti-Malware Tool
Step 5 (Optional): Try to Restore Files Encrypted by ThunderX.
Ransomware infections and ThunderX aim to encrypt your files using an encryption algorithm which may be very difficult to decrypt. This is why we have suggested a data recovery method that may help you go around direct decryption and try to restore your files. Bear in mind that this method may not be 100% effective but may also help you a little or a lot in different situations.
Simply click on the link and on the website menus on top, choose Data Recovery - Data Recovery Wizard for Windows or Mac (depending on your OS), and then download and run the tool.
Get rid of ThunderX from Mac OS X.
Step 1: Uninstall ThunderX 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 ThunderX 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:
→ ~/Library/LaunchAgents
/Library/LaunchDaemons
Tip: ~ is there on purpose, because it leads to more LaunchAgents.
Step 3 (Optional): Try to Restore Files Encrypted by ThunderX.
Ransomware infections and ThunderX aim to encrypt your files using an encryption algorithm which may be very difficult to decrypt. This is why we have suggested a data recovery method that may help you go around direct decryption and try to restore your files. Bear in mind that this method may not be 100% effective but may also help you a little or a lot in different situations.
Simply click on the link and on the website menus on top, choose Data Recovery - Data Recovery Wizard for Windows or Mac (depending on your OS), and then download and run the tool.
ThunderX FAQ
What is ThunderX ransomware and how does it work?
ThunderX is a ransomware infection - the malicious software that enters your computer silently and blocks either access to the computer itself or encrypt your files.
Many ransomware viruses use sophisticated encryption algorithm how to make your files inaccessible. The goal of ransomware infections is to demand that you pay a ransom payment to get access to your files back.
How does ThunderX ransomware infect my computer?
Via several ways.ThunderX Ransomware infects computers by being sent via phishing e-mails, containing virus attachment.
This attachment is usually masked as an important document, like an invoice, bank document or even a plane ticket and it looks very convincing to users.
After you download and execute this attachment, a drive-by download occurs and your computer is infected with the ransomware virus.
Another way, you may become a victim of ThunderX is if you download a fake installer, crack or patch from a low reputation website or if you click on a virus link. Many users report getting a ransomware infection by downloading torrents.
How to open .ThunderX files?
You can't. At this point the .ThunderX files are encrypted. You can only open them once they are decrypted.
Decryptor did not decrypt my data. What now?
Do not panic and backup the files. If a decryptor did not decrypt your .ThunderX files successfully, then do not despair, because this virus is still new.
One way to restore files, encrypted by ThunderX ransomware is to use a decryptor for it. But since it's a new virus, advised that the decryption keys for it may not be out yet and available to the public. We will update this article and keep you posted as soon as this decryptor is released.
How Do I restore ".ThunderX" files (Other Methods)?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore .ThunderX files.
These methods are in no way 100% guarantee that you will be able to get your files back. But if you have a backup, your chances of success are much greater.
How do I get rid of ThunderX ransomware virus?
The safest way and the most efficient one for the removal of this ransomware infection is the use a professional anti malware software. It will scan for and locate ThunderX ransomware and then remove it without causing any additional harm to your important .ThunderX files.
Also, keep in mind that viruses like ThunderX ransomware also install Trojans and keyloggers that can steal your passwords and accounts. Scanning your computer with an anti-malware software will make sure that all of these virus components are removed and your computer is protected in the future.
What to Do If nothing works?
There is still a lot you can do. If none of the above methods seem to work for you, then try these methods:
- Try to find a safe computer from where you can can login on your own line accounts like One Drive, iDrive, Google Drive and so on.
- Try to contact your friends, relatives and other people so that they can check if they have some of your important photos or documents just in case you sent them.
- Also, check if some of the files that were encrypted it can be re-downloaded from the web.
- Another clever way to get back some of your files is to find another old computer, a flash drive or even a CD or a DVD where you may have saved your older documents. You might be surprised what will turn up.
- You can also go to your email account to check if you can send any attachments to other people. Usually what is sent the email is saved on your account and you can re-download it. But most importantly, make sure that this is done from a safe computer and make sure to remove the virus first.
More tips you can find on our forums, where you can also asks any questions about your ransomware problem.