This article aims to show how to remove Cryptolocker 3 virus and restore .cryptolocker encrypted files.
One of the olders crypto-viruses, Cryptolocker ransomware has come up with a 3rd iteration which encrypts user files with a strong encryption adding the .cryptolocker file extension to them. The virus demands 0.5 BTC from the victims to pay in order to get their encrypted files back to normal again. However, it is strongly advisable not to pay any ransom requested by this cryptovirus and instead read our instructions on how to remove this Cryptolocker iteration from your computer and try to restore the encrypted files.
Threat Summary
| Name |
Cryptolocker 3 |
| Type | Ransomware |
| Short Description | The malware encrypts users files using a strong encryption algorithm, making direct decryption possible only via a unique decryption key available to the cyber-criminals. |
| Symptoms | The user may witness ransom notes and “instructions” to pay the ransom in BitCoin. Changed file names and the file-extension .cryptolocker has been used. |
| Distribution Method | Via an Exploit kit, Dll file attack, malicious JavaScript or a drive-by download of the malware itself in an obfuscated manner. |
| Detection Tool |
See If Your System Has Been Affected by malware
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Malware Removal Tool
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| User Experience | Join our forum to Discuss Cryptolocker 3. |
| Data Recovery Tool | Windows Data Recovery by Stellar Phoenix Notice! This product scans your drive sectors to recover lost files and it may not recover 100% of the encrypted files, but only few of them, depending on the situation and whether or not you have reformatted your drive. |
How Does Cryptolocker 3 Infect
For it to be successfully spread, the Cryptolocker 3 virus uses the conventional approaches for most malware infections. The malware may undertake an unconventional approach meaning that it takes advantage of malicious e-mail attachments that can infect a computer via a set of tools used, such as:
- Malware obfuscators.
- Malicious exploit kits.
- JavaScript.
- Malicious macros embedded in .pdf or Microsoft Office documents.
After the infection has been caused, the malware may automatically connect to the cyber-criminals’ command and control servers after which cause an infection via the download of the Cryptolocker 3’s payload. The payload may consist of main executable responsible for file encryption and in addition to it additional module files. The files may be located in the following Windows folders:
- %AppData%
- %Roaming%
- %Temp%
- %Local%
.Cryptolocker File Virus – Post-Infection Activity
After having infected the user, the virus may modify the following registry keys, adding registry values with custom data in them, to most likely run the encryption process on system startup:
→ 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
After this has been completed, the virus may immediately begin to encrypt the files on the compromised computers by injecting malicious code in legitimate processes or starting it’s own encryption processes. This procedure results in the encryption of important for the user files, like:
- Documents.
- Audio files.
- Microsoft Office Files.
- Adobe Reader .PDF’s.
- Videos.
- Pictures.
- Database files.
- Virtual drives.
After the encryption process has completed, the Cryptolocker 3 malware begins to perform several different activities, such as changing the file extension on the encrypted files to the following:
After having completed encryption, the Cryptolocker virus may display a lockscreen, containing the following ransom message:
Remove Cryptolocker 3 and Get .Cryptolocker Encrypted Files Back
The bottom line is that the cyber-criminals who are behind this malware aim for one thing only – to obtain your money by extorting you for your files. Fortunately, malware researchers are tirelessly working to battle against ransomware and they often come up with free decryptors. In the meantime, they advise not to pay any ransom and to back up the encrypted files.
To fully remove Cryptolocker from your computer, recommendations are to guide yourself by the malware removal instructions posted below. In case you are having difficulties in manually locating the malicious files created by Cryptolocker, advises are also to use the aid of an anti-malware program that will make sure this specific threat is fully eliminated in a safe manner.
After having removed Cryptolocker, advices are to save the encrypted files on a removable drive or in the cloud and to make copies of them. Then, we recommend trying alternative methods to restore them, like the ones suggested by us in step “2. Restore files encrypted by Cryptolocker” below. They are in no way 100% guaranteed to succeed, but these methods may be solution for at least some of your files, at least until a free decryptor is released, which, if happens, we will update this article.
Ventsislav Krastev
Ventsislav is a cybersecurity expert at SensorsTechForum since 2015. He has been researching, covering, helping victims with the latest malware infections plus testing and reviewing software and the newest tech developments. Having graduated Marketing as well, Ventsislav also has passion for learning new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management, Network Administration and Computer Administration of System Applications, he found his true calling within the cybersecrurity industry and is a strong believer in the education of every user towards online safety and security.
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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.
- Guide 1: How to Remove Cryptolocker 3 from Windows.
- Guide 2: Get rid of Cryptolocker 3 from Mac OS X.
How to Remove Cryptolocker 3 from Windows.
Step 1: Boot Your PC In Safe Mode to isolate and remove Cryptolocker 3
Step 2: Uninstall Cryptolocker 3 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 Cryptolocker 3 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 Cryptolocker 3 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 Cryptolocker 3 with SpyHunter Anti-Malware Tool
Step 5 (Optional): Try to Restore Files Encrypted by Cryptolocker 3.
Ransomware infections and Cryptolocker 3 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 Cryptolocker 3 from Mac OS X.
Step 1: Uninstall Cryptolocker 3 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 Cryptolocker 3 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 Cryptolocker 3.
Ransomware infections and Cryptolocker 3 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.
Cryptolocker 3 FAQ
What is Cryptolocker 3 ransomware and how does it work?
Cryptolocker 3 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 Cryptolocker 3 ransomware infect my computer?
Via several ways.Cryptolocker 3 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 Cryptolocker 3 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 .Cryptolocker 3 files?
You can't. At this point the .Cryptolocker 3 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 .Cryptolocker 3 files successfully, then do not despair, because this virus is still new.
One way to restore files, encrypted by Cryptolocker 3 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 ".Cryptolocker 3" files (Other Methods)?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore .Cryptolocker 3 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 Cryptolocker 3 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 Cryptolocker 3 ransomware and then remove it without causing any additional harm to your important .Cryptolocker 3 files.
Also, keep in mind that viruses like Cryptolocker 3 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.
