.joker file extension is placed on all of your files? .joker Virus File is also known as Joker ransomware which locks files on a computer and demands money to be paid as a ransom for unlocking them.
Joker Ransomware (.joker Virus File)
Joker or otherwise known as .joker Virus File is a ransomware type virus. It encrypts files by appending the .joker extension to them, making them inaccessible. All encrypted files will receive the new extension. The Joker ransomware drops a ransom note, which gives instructions to victims on how they can allegedly restore their data by paying a ransom fee.
Joker Ransomware Virus
Joker Ransomware will encrypt all types of files such as audio, video, pictures, backups, banking data and other personal user files found on a compromised computer system.
.joker Virus Summary
| Name | .joker Virus |
| File Extension | .joker |
| 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 Joker ransomware will encrypt your files by appending the .joker extension to them. |
| Ransom Demanding Note | POWER-JOKER-PASSWORD.txt |
| Distribution Method | Spam Emails, Email Attachments |
| Detection Tool |
See If Your System Has Been Affected by malware
Download
Malware Removal Tool
|
User Experience | Join Our Forum to Discuss .joker Virus. |
.joker Virus File – How Did It Infect My PC and What Happened?
.joker Virus File might spread its infection via a payload dropper, which initiates the malicious script for this ransomware. The virus might also distribute its payload file on social media and file-sharing services. Freeware which is found on the Web can be presented as helpful also be hiding the malicious script for the cryptovirus.
The ransomware encrypts your files and shows ransomware instructions inside a ransom note that is called POWER-JOKER-PASSWORD.txt.
The note states the following:
Thank you for running this ransomware.
Your computer was encrypted by JOKER ransomware.
If you turn off this window, you won’t be able to recover your files.
Enter the recovery key to perform recovery.
Recovery keys are randomly generated from 1 to 999999.
The recovery key is stored in the POWER-JOKER-PASSWORD.txt file.
You should NOT under any circumstances pay any ransom sum.
The extortionists want you to pay a ransom for the alleged restoration of your files, same as with a lot of ransomware viruses. .joker Virus File ransomware could make entries in the Windows Registry to achieve persistence, and could launch or repress processes in a Windows system. All encrypted files will receive the .joker extension. Audio, video, image files as well as documents, backups and banking data can be encrypted by the ransomware.
The .joker Virus File could be set to erase all the Shadow Volume Copies from the Windows operating system with the help of the command:
→vssadmin.exe delete shadows /all /Quiet
If your computer device is infected with malware or you have suspicions, continue reading to see what actions you could take.
Remove .joker Virus File
If your computer got infected with the .joker Virus File, you should have a bit of experience in removing malware. You should get rid of this ransomware as quickly as possible before it can have the chance to spread further and infect other computers. You should remove the ransomware and follow the step-by-step instructions guide provided below.
Tsetso Mihailov
Tsetso Mihailov is a tech-geek and loves everything that is tech-related, while observing the latest news surrounding technologies. He has worked in IT before, as a system administrator and a computer repair technician. Dealing with malware since his teens, he is determined to spread word about the latest threats revolving around computer security.
Follow Me:
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 .joker Virus from Windows.
Step 1: Boot Your PC In Safe Mode to isolate and remove .joker Virus
Step 2: Uninstall .joker Virus 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:
Follow the instructions above and you will successfully uninstall most programs.
Step 3: Clean any registries, created by .joker Virus 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 .joker Virus there. This can happen by following the steps underneath:
Tip: To find a virus-created value, you can right-click on it and click "Modify" to see which file it is set to run. If this is the virus file location, remove the value.
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 .joker Virus with SpyHunter Anti-Malware Tool
Step 5 (Optional): Try to Restore Files Encrypted by .joker Virus.
Ransomware infections and .joker Virus 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 .joker Virus from Mac OS X.
Step 1: Uninstall .joker Virus 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 .joker Virus 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 .joker Virus.
Ransomware infections and .joker Virus 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.
.joker Virus FAQ
What is .joker Virus ransomware and how does it work?
.joker Virus 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 .joker Virus ransomware infect my computer?
Via several ways..joker Virus 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 .joker Virus 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 ..joker Virus files?
You can't. At this point the ..joker Virus 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 ..joker Virus files successfully, then do not despair, because this virus is still new.
One way to restore files, encrypted by .joker Virus 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 "..joker Virus" files (Other Methods)?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore ..joker Virus 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 .joker Virus 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 .joker Virus ransomware and then remove it without causing any additional harm to your important ..joker Virus files.
Also, keep in mind that viruses like .joker Virus 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.
How to Report Ransomware to Authorities?
In case your computer got infected with a ransomware infection, you can report it to the local Police departments. It can help authorities worldwide track and determine the perpetrators behind the virus that has infected your computer. Below, we have prepared a list with government websites, where you can file a report in case you are a victim of a cybercrime:
Cyber-security authorities, responsible for handling ransomware attack reports in different regions all over the world:
- Germany - Offizielles Portal der deutschen Polizei
- United States - IC3 Internet Crime Complaint Centre
- United Kingdom - Action Fraud Police
- France - Ministère de l'Intérieur
- Italy - Polizia Di Stato
- Spain - Policía Nacional
- Netherlands - Politie
- Poland - Policja
- Portugal - Polícia Judiciária
- Greece - Cyber Crime Unit (Hellenic Police)
- India - Mumbai Police - CyberCrime Investigation Cell
- Australia - Australian High Tech Crime Center
Reports may be responded to in different timeframes, depending on your local authorities.
