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Trun Virus File Extension Removal

How to Remove Trun Ransomware?

If your files have a .Trun extension added to them, you’re stuck with ransomware. To be more specific, you’re dealing with a new version of the infamous Vault Ransomware. The virus is called TrunCrypt and targets all your private files. This is a classic ransomware infection that follows the classic ransomware pattern. Have you ever crossed paths with file-encrypting parasites? Take your time to check out today’s article. There is a reason why PC users dread this type of malware. Numerous reasons, actually. These parasites lock the personal information stored on your machine. That includes a huge variety of files such as photos, videos, music files, Microsoft Office documents, etc. In order to locate your data, TrunCrypt firstly performs a scan. It then begins to lock the files it has found. Unfortunately, ransomware is going after all your data. The target files get renamed and receive the .Trun extension. That’s how you know that your precious information is no longer accessible. In other words, the parasite turns your data into unreadable, unusable gibberish. Do you store some important files on your PC? Most people do, so hackers rely on the fact you’d have no backup copies. It goes without saying that if they’re correct, things will get ugly. In the future, make sure you have backups of your valuable information. You might save yourself quite the hassle that way. There are plenty of ransomware threats out there which are also going after your data. That’s why you have to think in advance and protect your information. TrunCrypt uses the RSA encrypting algorithm to lock your files. As mentioned, it adds the .Trun extension. For instance, “16thBirthday.mp4” gets renamed to “16thBirthday.mp4.trun”. Seeing such a malicious appendix means the encrypting process has ended. The ransomware has already taken your files hostage so the next step of its scam could begin. Your desktop wallpaper gets changed and you may have noticed some ransom messages. These notes are added to all folders that contain encrypted data. Do you know why hackers provide instructions? Because they are actively trying to compel you into paying. According to the ransom notes, you need a unique decryptor to restore your data. And, conveniently enough, hackers have the decryption key. They aren’t willing to give it for free, though, which is why they offer you a deal. Trusting crooks would be a terrible mistake and you know it.

How did I get infected with?

The virus might have slithered itself onto your device via some spam email. Using spam email-attachments and messages is a rather old infiltration technique. However, it is still a notoriously popular and effective trick. If you stumble across an email or message that you find questionable, stay away from it. Clicking it open might let loose a rich variety of infections. Before you know it, you may compromise your very own safety. To prevent it, always watch out for malware and don’t rush to open the spam emails/messages you receive. Infections may get disguised as job applications or even emails from a shipping company. Unless you pay attention on time, you’ll have to tackle a parasite afterwards. Do the right thing and do yourself a favor. Now that you know from experience how devastating ransomware is, are you willing to install another file-encrypting virus? Many parasites travel the Web via exploit kits, bogus torrents or fake software updates. In addition, keep an eye out for third-party pop-up ads as well as malicious websites. It is entirely up to you whether your machine will remain virus-free or not. Ransomware is also known to be using help from Trojan horses to get spread online. That gives you a solid reason to check out your device for more malicious intruders.

remove Trun

Why is Trun dangerous?

Ransomware-type viruses deny you access to your data. The TrunCrypt infection does the same thing by locking your files. Note that hackers develop these programs only because they are trying to gain illegal profit at your expense. Helping you free your encrypted information was never really part of the picture. You may give away your Bitcoins and still remain unable to use your personal files. Hackers aren’t famous for being honorable people, are they? Even if you make the payment right away, crooks don’t necessarily have to keep their end up of the bargain. Ignore their empty threats and avoid the trunhelp@yandex.ru email address provided. Contacting crooks would make matters worse. Get rid of the ransomware instead. Please follow our detailed manual removal guide down below.

Trun Removal Instructions

STEP 1: Kill the Malicious Process

STEP 2: Reveal Hidden Files

STEP 3: Locate Startup Location

STEP 4: Recover Trun Encrypted Files

STEP 1: Stop the malicious process using Windows Task Manager

  • Open your task Manager by pressing CTRL+SHIFT+ESC keys simultaneously
  • Locate the process of the ransomware. Have in mind that this is usually a random generated file.
  • Before you kill the process, type the name on a text document for later reference.


  • Locate any suspicious processes associated with Trun encryption Virus.
  • Right click on the process
  • Open File Location
  • End Process
  • Delete the directories with the suspicious files.
  • Have in mind that the process can be hiding and very difficult to detect

STEP 2: Reveal Hidden Files

  • Open any folder
  • Click on “Organize” button
  • Choose “Folder and Search Options”
  • Select the “View” tab
  • Select “Show hidden files and folders” option
  • Uncheck “Hide protected operating system files”
  • Click “Apply” and “OK” button

STEP 3: Locate Trun encryption Virus startup location

  • Once the operating system loads press simultaneously the Windows Logo Button and the R key.


Depending on your OS (x86 or x64) navigate to:

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

  • and delete the display Name: [RANDOM]

delete backgroundcontainer

  • Then open your explorer and navigate to:

Navigate to your %appdata% folder and delete the executable.

You can alternatively use your msconfig windows program to double check the execution point of the virus. Please, have in mind that the names in your machine might be different as they might be generated randomly, that’s why you should run any professional scanner to identify malicious files.

STEP 4: How to recover encrypted files?

  • Method 1: The first and best method is to restore your data from a recent backup, in case that you have one.

windows system restore

  • Method 2: File Recovery Software – Usually when the ransomware encrypts a file it first makes a copy of it, encrypts the copy, and then deletes the original. Due to this you may try to use file recovery software to recover some of your original files.
  • Method 3: Shadow Volume Copies – As a last resort, you can try to restore your files via Shadow Volume Copies. Open the Shadow Explorer part of the package and choose the Drive you want to recover. Right click on any file you want to restore and click Export on it.
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