What Is Crynox Virus?
Crynox Virus is a dangerous program that locks your files and asks you to pay to get them back. It usually spreads through suspicious email attachments. Often, it hides itself inside files, making it hard to detect.
After it enters your computer, it blocks access to your files. It adds a message called read_it.txt and renames your files with .crynox. This virus often spreads through fake messages, cracked software, or unsafe sites. Once it runs, it scrambles your data with encryption and renames everything using the .crynox extension. Paying the ransom doesn’t always bring your files back. It’s better to delete the virus and try using recovery tools. Keep reading to learn how to remove it.
Crynox Ransomware Virus – Details
File Extension | .crynox |
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 Crynox Ransomware Virus ransomware will encrypt your files by appending a random name extension to them. |
Ransom Demanding Note | read_it.txt |
Distribution Method | Spam Emails, Email Attachments |
Detection Tool |
See If Your Mac Has Been Affected by Crynox Ransomware
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Malware Removal Tool
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How Did I Get Infected?
Crynox Virus can get into your device using tricks like:
- Opening bad email attachments or clicking on dangerous links from unknown senders.
- Downloading pirated apps or media from sketchy sites.
Crynox Virus – What Does It Do?
This malware locks your important files so you can’t access them. It mostly attacks common file formats and could also steal your private info before locking files. Then, the cybercriminals ask for payment in crypto to unlock them.
While active, it connects to a hacker’s server and might bring more viruses. It also drops malicious files in these locations:
- %Local%
- %Temp%
- %Windows%
- %SystemDrive%
- %LocalLow%
- %AppData%
- %System%
- %system32%
It also changes the Windows Registry so it runs each time your computer starts.
The ransom message, named read_it.txt, usually says:
CRYNOX Ransomware
=======================================
Oh No! Your files has been encrypted.What happened to my files ?
All of your files were protected by a strong encryption with RSA & AES
More information about the encryption keys using RSA4096 can be found here:RSA : hxxp://en.wikipedia.org/wiki/RSA_(cryptosystem)
AES : hxxps://en.wikipedia.org/wiki/Advanced_Encryption_StandardHow did this happen ?
Specially for your PC was generated personal RSA & AES, both public and private.
ALL YOUR FILES were encrypted with High grade cryption.
Decrypting of your files is only possible with the help of the key and decryptor, which is on our Secret ServerWhat should I do ?
So, there are two ways you can choose: leave your data encrypted, or start obtaining BITCOIN NOW! , and restore your data easy way.
If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment.
For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below:1. –
If for some reasons the addresses are not available, follow these steps:
1. Open your email application. After opening the email application :
2. Contact me at : crynoxWARE@proton.me
3. Write an email about the ransomware and send it to us.
4. Wait until we replied to you about the decryptor application.—————- IMPORTANT INFORMATION————————
Support Email : crynoxWARE@proton.me
Sometimes, the attackers may unlock a few small files (under 5MB, and not databases) to prove they can fix the damage.
What Are .crynox Encrypted Files?
Files with the .crynox extension have been locked with strong encryption methods. This virus mainly targets:
- Videos (.mp4, .avi, etc.)
- Audio files (.mp3, .wav, etc.)
- Pictures (.jpg, .png, etc.)
- Archives (.zip, .rar, etc.)
- Documents (.docx, .pptx, etc.)
- Other frequently used files.
Only the attackers have the key to unlock them. Example:
Example.jpg.crynox
How to Remove Crynox Virus
To fully remove the Crynox Virus, run a trusted anti-malware scan. While it’s possible to remove it manually, that’s risky unless you know what you’re doing. The safest way is to use a good antivirus to clean your system.
- Step 1
- Step 2
- Step 3
- Step 4
- Step 5
Step 1: Scan for Crynox Ransomware with SpyHunter Anti-Malware Tool
Ransomware Automatic Removal - Video Guide
Step 2: Uninstall Crynox Ransomware and related malware 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 Crynox Ransomware 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 Crynox Ransomware 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: Boot Your PC In Safe Mode to isolate and remove Crynox Ransomware





Step 5: Try to Restore Files Encrypted by Crynox Ransomware.
Method 1: Use STOP Decrypter by Emsisoft.
Not all variants of this ransomware can be decrypted for free, but we have added the decryptor used by researchers that is often updated with the variants which become eventually decrypted. You can try and decrypt your files using the instructions below, but if they do not work, then unfortunately your variant of the ransomware virus is not decryptable.
Follow the instructions below to use the Emsisoft decrypter and decrypt your files for free. You can download the Emsisoft decryption tool linked here and then follow the steps provided below:
1 Right-click on the decrypter and click on Run as Administrator as shown below:
2. Agree with the license terms:
3. Click on "Add Folder" and then add the folders where you want files decrypted as shown underneath:
4. Click on "Decrypt" and wait for your files to be decoded.
Note: Credit for the decryptor goes to Emsisoft researchers who have made the breakthrough with this virus.
Method 2: Use data recovery software
Ransomware infections and Crynox Ransomware 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 the top, choose Data Recovery - Data Recovery Wizard for Windows or Mac (depending on your OS), and then download and run the tool.
Crynox Ransomware-FAQ
What is Crynox Ransomware Ransomware?
Crynox Ransomware 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 algorithms 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.
What Does Crynox Ransomware Ransomware Do?
Ransomware in general is a malicious software that is designed to block access to your computer or files until a ransom is paid.
Ransomware viruses can also damage your system, corrupt data and delete files, resulting in the permanent loss of important files.
How Does Crynox Ransomware Infect?
Via several ways.Crynox Ransomware Ransomware infects computers by being sent via phishing emails, 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.
Another way you may become a victim of Crynox Ransomware 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 .Crynox Ransomware files?
You can't without a decryptor. At this point, the .Crynox Ransomware files are encrypted. You can only open them once they are decrypted using a specific decryption key for the particular algorithm.
What to Do If a Decryptor Does Not Work?
Do not panic, and backup the files. If a decryptor did not decrypt your .Crynox Ransomware files successfully, then do not despair, because this virus is still new.
Can I Restore ".Crynox Ransomware" Files?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore .Crynox Ransomware files.
These methods are in no way 100% guaranteed that you will be able to get your files back. But if you have a backup, your chances of success are much greater.
How To Get Rid of Crynox Ransomware Virus?
The safest way and the most efficient one for the removal of this ransomware infection is the use a professional anti-malware program.
It will scan for and locate Crynox Ransomware ransomware and then remove it without causing any additional harm to your important .Crynox Ransomware files.
Can I 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.
Can You Stop Ransomware from Encrypting Your Files?
Yes, you can prevent ransomware. The best way to do this is to ensure your computer system is updated with the latest security patches, use a reputable anti-malware program and firewall, backup your important files frequently, and avoid clicking on malicious links or downloading unknown files.
Can Crynox Ransomware Ransomware Steal Your Data?
Yes, in most cases ransomware will steal your information. It is a form of malware that steals data from a user's computer, encrypts it, and then demands a ransom in order to decrypt it.
In many cases, the malware authors or attackers will threaten to delete the data or publish it online unless the ransom is paid.
Can Ransomware Infect WiFi?
Yes, ransomware can infect WiFi networks, as malicious actors can use it to gain control of the network, steal confidential data, and lock out users. If a ransomware attack is successful, it could lead to a loss of service and/or data, and in some cases, financial losses.
Should I Pay Ransomware?
No, you should not pay ransomware extortionists. Paying them only encourages criminals and does not guarantee that the files or data will be restored. The better approach is to have a secure backup of important data and be vigilant about security in the first place.
What Happens If I Don't Pay Ransom?
If you don't pay the ransom, the hackers may still have access to your computer, data, or files and may continue to threaten to expose or delete them, or even use them to commit cybercrimes. In some cases, they may even continue to demand additional ransom payments.
Can a Ransomware Attack Be Detected?
Yes, ransomware can be detected. Anti-malware software and other advanced security tools can detect ransomware and alert the user when it is present on a machine.
It is important to stay up-to-date on the latest security measures and to keep security software updated to ensure ransomware can be detected and prevented.
Do Ransomware Criminals Get Caught?
Yes, ransomware criminals do get caught. Law enforcement agencies, such as the FBI, Interpol and others have been successful in tracking down and prosecuting ransomware criminals in the US and other countries. As ransomware threats continue to increase, so does the enforcement activity.
About the Crynox Ransomware Research
The content we publish on SensorsTechForum.com, this Crynox Ransomware how-to removal guide included, is the outcome of extensive research, hard work and our team’s devotion to help you remove the specific malware and restore your encrypted files.
How did we conduct the research on this ransomware?
Our research is based on an independent investigation. We are in contact with independent security researchers, and as such, we receive daily updates on the latest malware and ransomware definitions.
Furthermore, the research behind the Crynox Ransomware ransomware threat is backed with VirusTotal and the NoMoreRansom project.
To better understand the ransomware threat, please refer to the following articles which provide knowledgeable details.
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.