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Danger level 7
Type: Trojans
Common infection symptoms:
  • Slow Computer
  • System crashes
  • Connects to the internet without permission
  • Installs itself without permissions
  • Can't be uninstalled via Control Panel

Wyvern Ransomware

Wyvern Ransomware will definitely cause you problems if it ever successfully enters your system. The first thing you will notice after its entrance is that you can no longer open the majority of your personal files, including documents and pictures. Also, you should be able to find a new file HELP.hta on Desktop next to these encrypted files. It did not take long for specialists at to find out how this threat acts because it seems to be based on Globe Ransomware. It might even be its new version, specialists say. Ransomware infections are developed by malicious software developers seeking to obtain money from users, so it does not surprise us at all that Wyvern Ransomware has also been developed to achieve the same goal – to get easy money. Do not give cyber criminals anything because they will continue developing such harmful threats. Also, even though you are told that transferring the ransom is the only way to decrypt files, there are no guarantees that you will receive the decryption tool for unlocking your encrypted data after making a payment. No matter you decide to pay a ransom or not, you are not allowed to keep Wyvern Ransomware active on your system. Delete it completely as soon as possible because it has an entry in the Run registry key, meaning that it will open automatically and continue working even if you restart your PC.

Although ransomware infections enter systems without permission, it usually does not take long for users to realize that they have malware on their PCs. As for Wyvern Ransomware, users soon discover a bunch of encrypted files with new extensions following its successful entrance. It adds the lengthy extension []-id-{user’s ID}.wyvern to those files it affects, so we are sure that it is impossible not to notice it. After encrypting users’ personal files, this infection also drops a ransom note HELP.hta. You might find it opened on your screen too. It tells users that their files have been encrypted due to a security problem, but there is a way to unlock them. Of course, files can only be decrypted with a special decryption tool that can be purchased from cyber criminals. The price of the tool is unknown, but it will be specified when they write an email to Users are also encouraged to send 3 files to get them decrypted for free – cyber criminals want to show users that the tool they have is working. You can send your 3 files to them, but you should not send your money because you have no guarantees that you will get the decryption tool to unlock the rest of the files.

It has been noticed that Wyvern Ransomware not only encrypts files on victims’ computers. It also disables Shadow Copies of files, Automatic Startup Repair, and Startup Repair. Additionally, it sets the computer to restart immediately once it enters the system successfully. As for the entrance of this infection, it should be spread via spam emails as an attachment, but, of course, we cannot guarantee that other methods are not/will not be used. In some cases, ransomware infections are placed on third-party pages by cyber criminals expecting that users will download them accidentally, so you should be careful with the downloads from file-sharing and similar pages too. We are not going to lie – it might be extremely hard to prevent malicious software from entering the system. Consequently, we highly recommend that you install a security application on your computer. You should do this the second you uninstall Wyvern Ransomware in order not to encounter similar malicious applications.

The Wyvern Ransomware removal might be quite challenging because it creates a Value in the Run registry key. Additionally, you will have to delete the malicious file launched and its ransom note. If you do not have much experience in malware removal, you should let our manual removal guide help you delete this infection. The other removal method you can adopt is the automatic one. That is, you can delete Wyvern Ransomware automatically too. In such a case, launching the antimalware scanner will be your only responsibility. Keep in mind that your encrypted files will not be decrypted by the antimalware tool you use.

How to remove Wyvern Ransomware

  1. Open Task Manager (press Ctrl+Shift+Esc simultaneously).
  2. Open the Processes tab.
  3. Check all active processes.
  4. Kill those that might be linked to Wyvern Ransomware.
  5. Close Task Manager and press Win+R.
  6. Type regedit.exe in the command line and click OK.
  7. Go to HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run.
  8. Locate the Value DECRYPTINFO.
  9. Right-click it and select Delete.
  10. Close Registry Editor.
  11. Open Explorer and visit %USERPROFILE%\Desktop, %USERPROFILE%\Downloads, and %TEMP% one by one.
  12. Delete all suspicious files you find in them.
  13. Remove the ransom note HELP.hta dropped by Wyvern Ransomware.
  14. Empty Recycle bin.
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