Ransomware

ONYX Ransomware Removal Guide

ONYX is a notorious data-locker virus. It is a variant of CONTI Ransomware. Designed to encrypt data on the targeted PC, it replaces files larger than 2MB with random encrypted files. It also leaves ransom notes with the name of “readme.txt” into compromised folders on infected PC.

ONYX Ransomware appends randomly generated extensions to the original filenames during encryption. It demands ransom for the decryption of files or threatens to share data publicly. However, when all the important larger files are gone, it is a waste to pay the ransom. Read this guide to know how to remove GonnaCope virus and restore your files.

SpyHunter 5 Anti-Malware

Threats like ONYX Ransomware keep getting back on PC if all associated files are not removed. So you are advised to use a powerful Malware Removal Tool to run a thorough scan of your PC and delete all threats at once.

Special Offer SpyHunter 5 Anti-Malware offers a 7-day fully-functional Free Trial. Credit card required, NO charge upfront. No charge if you cancel up to two business days before the trial period ends. Read SpyHunter 5 Review, and Free SpyHunter Remover details.
Compatible with: Windows XP/Vista/7/8/10/11 (32-bit and 64-bit)

ONYX Ransomware Description

ONYX Ransomware is a very violent and nasty computer malware. It is a disastrous PC threat that belongs to the fie-encrypting virus community. It can intrude any Windows machine including XP, Vista, 7, 8, 10, and the latest Windows 11. Once inside your computer, ONYX Ransomware can conduct endless malignant activities that will downgrade your system performance. This notorious malware virus can easily alter your computer settings and disable your security-related programs.

This ONYX Ransomware can encrypt all your data using a powerful encryption algorithm and make them inaccessible. It will also add its own extension to the end of all your file names to mark them encrypted. Upon successful encoding of your data, it will also leave a ransom note on your computer to explain the decryption method and demand ransom money. Whenever you will try to open your files, ONYX Ransomware will show an error message and ask you to pay the ransom to get the decryption code.

ONYX Ransomware

When you will open the ransom note left by ONYX Ransomware, you will find out that your data is encrypted to cheat money from you. Hackers behind this infection will ask you that your files are encrypted through a powerful algorithm and can only be unlocked through a private decryption key generated for your system. You will be asked to contact the hackers about the ransom amount and proof of decryption code. They may offer to decrypt some of your files for free to show that your files can get recovered once you pay the extortion fee and buy the decryption code.

Creators of this dubious ONYX Ransomware will ask you to pay ransom fees in BitCoin because it could not be traced and they will also give you some time for transferring the money and threatens to delete your decryption key if you don’t pay the money within the given time period. It is all an elaborate plan of hackers to scare them and force them into paying ransom money without looking for any other option to recover their data. Makers of ONYX Ransomware do not care about your files and they might not even reply to you after getting the money.

ONYX Ransomware spread through different tricks

ONYX Ransomware is a dangerous malware that mostly spread through spam emails with malicious attachments. Your system could also get infected by this virus when you download freeware programs, cracked software, or illegal patches from low-quality websites. This dubious threat could also slip into your machine when you visit porn or torrent websites on regular basis. Misleading ads that redirect your browser to shady websites could also result in the download of ONYX Ransomware on your computer because hackers often use those phishing sites to spread malware.

You should always be careful while using the Internet because it is full of crooks who are looking to violate other people’s privacy and make illegal profit by any means necessary. This ONYX Ransomware is a dangerous threat that is designed to force users into paying money for getting access to their own files. It is a very cruel and illegal process which is why you should not compromise with hackers so that they will not think of doing this again.

ONYX Ransomware: Threat Analysis

Name ONYX Ransomware
Type Ransomware, File-Encrypting virus
Threat Level High (Encrypt all your data and Restrict access to your files).
Symptoms Victims cannot access any files on their PC and find Ransom notes asking for money.
Damage ONYX Ransomware will  encrypt your data by adding its extension to file names and demand ransom money for the decryption key
Distribution It is mainly distributed through spam emails, bundled freeware, porn, or torrent sites.
Removal Download SpyHunter 5 Anti-Malware
File Recovery Download Data Recovery Software

Is Data Recovery possible?

Recovering files encrypted by ONYX Ransomware could be very tricky but you don’t need to pay hefty ransom money to hackers. You can use your recent backup files to restore your data but for that, you will need to remove this infection or it will keep encrypting your files. If you don’t have any backup then you can use data recovery software which is also a very good option.

You can also store your ONYX Ransomware encrypted files on any cloud server and wait for any free decryptor to be released so that you can recover your files without paying ransom fees. Reinstalling the Windows or formatting your computer will eliminate any chances of recovering your files, so don’t do it instead use a powerful anti-malware application to remove this infection completely from your system. You are advised to follow the below guide to permanently remove ONYX Ransomware and recover your files safely.

Ransom Note “ReadMe.txt” contains the following message:
Your files are unusable pay $100 in bitcoin to bc1qlly4puaz7pz3zmph8n2d620jc2j60qf4ve5qll to get your files back or  allow it into outlook for a decryption key

Your files are unusable pay $100 in bitcoin to bc1qlly4puaz7pz3zmph8n2d620jc2j60qf4ve5qll to get your files back or  allow it into outlook for a decryption key

Your files are unusable pay $100 in bitcoin to bc1qlly4puaz7pz3zmph8n2d620jc2j60qf4ve5qll to get your files back or  allow it into outlook for a decryption key

Your files are unusable pay $100 in bitcoin to bc1qlly4puaz7pz3zmph8n2d620jc2j60qf4ve5qll to get your files back or  allow it into outlook for a decryption key

Removal Tips for ONYX Ransomware infection

Now, the first thing you need to know is to remove ONYX Ransomware from your computer. It is not an easy task to delete the file-encrypting malware from an infected PC. This kind of threat normally tends to create several malicious copies of its source file at different locations. It can also modify windows registry entries and host files to get back automatically on the system. You should combine the Manual and Automatic Removal processes to get rid of this infection completely. We have created a detailed guide for you that can help you in the removal process. Using Anti-Malware Software is the best and safest way to easily remove ONYX Ransomware and ensure that it will not get back on your PC.

How To Remove ONYX Ransomware

ONYX Ransomware is a dangerous malware that can cause major damage to your computer. This nasty threat will bring several new problems on your PC. This is why it is quite imperative to delete this threat permanently before it completely damages your entire computer system. Once it manages to infiltrate your system, it will make your system vulnerable. This nasty malware is capable of bringing other harmful viruses on your system without your consent. It can completely obliterate your system performance in no time. This virus also has tendency to hide its malicious copies at various locations on your PC under different names. It is not an easy job to find and remove those virus related files manually.

In this guide, you will find instructions for two very different techniques to get rid of ONYX Ransomware infection . The first one is the Automatic Removal which is quite fast, effective and accurate. The second method is Manual Removal which usually takes lots of time, needs technical expertise, and often fails to give desired results. However, it is advised to take help of both techniques to ensure complete removal of the malware from your system. In case you are not handy with system operations and techincal stuff, just opt for the automatic malware removal process to eliminate ONYX Ransomware.

Automatic ONYX Ransomware Removal Guide

As you already know, ONYX Ransomware is a notorious and cunning malware that is not hard to remove easily by any user through manual means. This virus can keep coming back on the infected computer through files and shortcuts or settings that it has already created on your machine. Removing all those at once is the only way to get rid of this infection and stop it from getting into your system ever again.

So the best way to remove ONYX Ransomware effectively is to use a powerful Automatic Removal Tool and save your time and efforts. This software is a well-trusted and very powerful anti-malware program that can detect all hidden threats like Trojan, Ransomware, Worms, Spyware, Rootkits, and many others. It also provides 24X7 customer support and one-on-one Spyware HelpDesk support for Custom Malware removal. Advanced System Guard feature detects and removes threats in real-time. It has a very User-Friendly Interface and regular Malware updates make it most effective against the latest malware attacks.

How SpyHunter 5 Anti-Malware Works

  • First, you need to click on the below download button to get the software.

Geek’s Recommendation

Sometimes threats like ONYX Ransomware keep getting back on the machine if all associated files are not removed. So you are advised to use a powerful Malware Removal Tool to run a thorough scan of your PC and delete all threats at once. SpyHunter 5 Anti-Malware offers a 7-day fully-functional Free Trial. Credit card required, NO charge upfront. No charge if you cancel up to two business days before the trial period ends. Read SpyHunter 5 Review, and Free SpyHunter Remover details.
  • Then double-click on the installer you downloaded to install the program.
double clickAllow access
  • Launch Anti-Malware application and Start Scan Now on your PC.
Scan for ONYX Ransomware
  • The software will scan your PC for all hidden threats and viruses on your system.
Scan for ONYX Ransomware
  • Click on the Next button to see results and delete ONYX Ransomware and other threats.
Remove ONYX Ransomware

How To Recover Your Encrypted Files

Now all your files got encrypted by the ONYX Ransomware then you need to recover your data without paying ransom money to hackers. If your files are important then you must have created a backup and you can use that backup to recover your files. If you don’t have a backup or this virus has encrypted your backup files, then you are left to seek professional help.

We recommend you use powerful data recovery software to restore your ONYX Ransomware encrypted files. It is a risk-free and smart way. You can just download the free version and scan your PC for files. There is a high probability that it can recover most of your files in a fraction of the amount that hackers are demanding. It is also needless to say that paying hackers will only motivate hackers to carry out more attacks.

  • First, you need to download Data Recovery software on your PC.

Download Data Recovery Software

  • Install the program, launch it then select the Data type to recover, and click the Next button.
select Data type
  • Select the location from where you want to recover data and click the Scan button.
Select location
  • After the scan, the software will list all files, select them and click the Recover button.
Recover ONYX Ransomware encrypted files

Manual ONYX Ransomware Removal Guide

Before you start Manual Removal
Please Bookmark This Page by pressing the {ctrl+D} button or print it out on paper before you start the Manual Removal because you may need to restart your PC or browser.) Attention! For the safety of your system, please confirm a few things before you begin Manual Removal of ONYX Ransomware:
  1. You have done this before, which means you have experience in removing the virus manually;
  2. That you know your way around PC and  all necessary processes and applications;
  3. You know about Registry entry and the Serious repercussions of any mistake;
  4. Make sure you can reverse any mistake made during ONYX Ransomware manual removal.

If you don’t attain any of the above standards, then manual removal could be a very risky idea. It is most likely best for you to use the Automatic Malware Removal Tool to find and delete ONYX Ransomware, which is totally secure and efficient method.

SpyHunter 5 Anti-Malware offers a 7-day fully-functional Free Trial. Credit card required, NO charge upfront. No charge if you cancel up to two business days before the trial period ends. Read SpyHunter 5 Review, and Free SpyHunter Remover details.
 

Start PC in safe mode with networking

[mks_tabs nav=”horizontal”] [mks_tab_item title=”Windows 11″]
  • Press Windows & I keys together on keyboard to open Settings page and select Recovery option.
Recovery option
  • Now from the Advance settings option, click on Restart Now button.
Advanced startup
  • Select the Troubleshoot option from the list.
Troubleshoot
  • Click on Advanced Options from the Troubleshoot menu.
Advanced Options
  • Click on Startup Settings from the Advanced options.
Startup Settings
  • Press the Restart button on this page.
Restart
  • Finally, hit 5 to start your PC in Safe Mode.
5 [/mks_tab_item] [mks_tab_item title=”Windows 10″]
  • Click on the Start button and press the Power button.
win10 start button
  • Hold the Shift key and click the Restart option.
win10 restart
  • Select the Troubleshoot option from the list.
Troubleshoot
  • Click on Advanced Options from the Troubleshoot menu.
Advanced Options
  • Click on Startup Settings from the Advanced options.
Startup Settings
  • Press the Restart button on this page.
Restart
  • Finally, hit 5 to start your PC in Safe Mode.
5 [/mks_tab_item] [mks_tab_item title=”Windows 8″]
  • Press Windows & C buttons on the keyboard then select the Settings option.
Windows 8 settings
  • Hold down the Shift key then click on the Restart button from the Power option.
Windows 8 restart
  • Select the Troubleshoot option from the list.
Troubleshoot
  • Click on Advanced Options from the Troubleshoot menu.
Advanced Options
  • Click on Startup Settings from the Advanced options.
Startup Settings
  • Press the Restart button on this page.
Restart
  • Finally, hit 5 to start your PC in Safe Mode.
5 [/mks_tab_item] [mks_tab_item title=”Windows 7″]
  • Click on the Restart button, wait for Windows to load, and start pressing F8 button before the Windows splash screen shows.
Press F8 button
  • From the Advanced Boot option, use arrow keys to select Safe Mode with Networking option.
safe mode with networking
  • Press ENTER button to start PC in safe mode.
[/mks_tab_item] [mks_tab_item title=”All Windows OS”]
  • Press Windows Key + R buttons together on the keyboard.
  • Type msconfig in the Run Box then click the OK button.
  • Click on the Boot tab to open the System Configuration window.
  • Choose Safe Boot, check the network box, Click Apply, and press the OK button.
Safe boot [/mks_tab_item] [/mks_tabs]

Kill Malicious Process From Task Manager

  • Press Windows Key + R buttons together on the keyboard.
  • Type taskmgr in Run Box and then click the OK button.
  • Find ONYX Ransomware related or any malicious process.
  • Now right-click on it then click End process.
Stop ONYX Ransomware related task

Uninstall ONYX Ransomware from Windows PC

[mks_tabs nav=”horizontal”] [mks_tab_item title=”Windows 11″]
  • Right-click on Start or Windows button and select Apps and Features option.
Windows 11 Apps and Features
  • Find ONYX Ransomware or other harmful programs, click on three dots icon, and press Uninstall button.
Uninstall ONYX Ransomware from Windows 11 [/mks_tab_item] [mks_tab_item title=”Windows 10″]
  • Click on the Start or Windows button and click on Settings option.
Windows 10 settings
  • Click on the Apps option from Windows 10 settings page.
Windows 10 apps
  • Find ONYX Ransomware or other harmful programs, then click on Uninstall option.
Uninstall ONYX Ransomware From Windows 10 [/mks_tab_item] [mks_tab_item title=”Windows 8″]
  • First of all Press Windows Key + R buttons together.
win + R button
  • Type appwiz.cpl in the Run Box and then click OK button to open Programs and Features windows.
appwiz.cpl
  • Find and remove ONYX Ransomware or other harmful programs.
Uninstall ONYX Ransomware from Windows 8 [/mks_tab_item] [mks_tab_item title=”Windows 7″]
  • Click on the Start or Windows button and select Control Panel option.
Windows 7 Control Panel
  • Click on Uninstall A Program option under the Programs section.
Windows 7 Programs option
  • Find ONYX Ransomware or other harmful programs and click on uninstall option.
Uninstall ONYX Ransomware from Windows 7 [/mks_tab_item] [/mks_tabs]
Warning: Do not play with Windows registry, host file of restore options if you don’t have previous experience with. Removing wrong files may break your system entirely. So if you are not sure, then stick to the Automatic Malware Removal option. SpyHunter 5 Anti-Malware offers a 7-day fully-functional Free Trial. Credit card required, NO charge upfront. No charge if you cancel up to two business days before the trial period ends. Read SpyHunter 5 Review, and Free SpyHunter Remover details.

Remove Virus related Windows Registry entries

  • Press Windows Key + R buttons together on the keyboard.
  • Type regedit in Run Box and then click the OK button.
  • Registry Editor will open, then press CTRL +F buttons together.
  • Now type ONYX Ransomware and then click on Find Next button.
  • Find all the related entries and delete them one by one
Remove ONYX Ransomware related registry

Delete Virus related files from your PC

When a threat gets on to a PC, it most likely creates some files at different locations on the system. These files are used to perform a specific action and also help malware in getting back to the computer once it’s removed. So you just need to find also delete all those files associated with this .ONYX Ransomware. For that follow the below instruction :
  • Press Windows Key + R buttons together on the keyboard
  • Type each of the following in Run Box and press the OK button
  1. %AppData%
  2. %LocalAppData%
  3. %ProgramData%
  4. %WinDir%
  5. %Temp%
For the first four options, look for any recent folder related to the .ONYX Ransomware and remove them. For the Temp folder, you can delete all the files.

Remove ONYX Ransomware via system restore

  • Press Windows Key + R buttons together on the keyboard.
  • Type cmd in Run Box and then click the OK button.
  • Type cd restore and press Enter, then type rstrui.exe and press Enter.
  • When the System Restore window opens on your computer screen click the Next button, then choose a System Restore point you have created in the past and click the Next button.
  • Finally, click on the Yes button to start the system restoration process.
Remove ONYX Ransomware via system restore

Note: This will only work if you have a restore point set on your PC or it will give an error message. Restoring the computer to a previous version may or may not remove .ONYX Ransomware. Most of the time, viruses just delete all the restore points. If this trick does not work for you then don’t get disappointed.

After restoring your computer, we recommend you run a thorough scan of the PC using a Powerful Anti-Malware program to detect and remove any hidden threats. In most cases, viruses may spread through any files outside of the C drive because system restoring only affect the C drive. There may be some Virus related files hiding your PC, and it never hurts to double-check.

Sometimes, system restore doesn’t work or viruses can just remove the restore points. As such you will probably have no other choice than to choose the Automatic Removal Process. It is the best and error-free method to find and remove threats from your computer. Additionally, you should also check some important malware prevention tips provided here in this guide to avoid similar virus attacks in the future.

Remove ONYX Ransomware From MacOS

If you are a mac user, and your machine got infected by this nasty file-encrypting malware then you need to remove it as soon as possible. Although Mac systems are quite safe they still do get infected. So you can delete this infection using the below steps:

Stop Malicious Program From Activity Monitor

  • First, you need to open Utilities folder on your Mac system.
  • Find the Activity Monitor icon and double-click on it to open it.
  • Find ONYX Ransomware related process, click the cross button from the upper left side corner to end the task.
  • A pop-up dialogue box will appear on the screen, click on the Force Quit button.

Remove Virus From Application Folder

  • First, go to the Dock option (bottom of your screen) then click on Finder App.
  • Now you have to open the Applications Folders to see all the programs.
  • Find ONYX Ransomware or any other unwanted program then move it to Trash.
Remove ONYX Ransomware From Mac

Remove ONYX Ransomware Related Files From Mac

When any program is installed on your Mac, it creates several files on your system that support the functioning of that application. If you need to remove any virus from your Mac, then you need to delete all related files completely. These files could be found at :
  1. LaunchAgents
  2. Application Support
  3. LaunchDaemons
Follow below steps to remove virus related files from these locations:
  • First of all press the Command+Shift+G buttons together on your keyboard.
  • Now you can see Go To Folder option on your Mac screen.
  • Type in /Library/LaunchAgents in the text field and click on Go button.
  • Find and remove any ONYX Ransomware related or malicious file.
Now follow the same process for Application Support and LaunchDaemons folders. But be careful, don’t delete any important files or you can break down your entire system.

Attention: If you are not tech-savvy, then it could be quite difficult to remove ONYX Ransomware manually from your Mac. The best way is to download SpyHunter Mac Anti-Malware and see if it can detect all hidden threats and viruses on your computer. It’s really super easy and you should give it a try.

How SpyHunter Mac Anti-Malware Works

  • First, download the SpyHunter for Mac by clicking on the below button.

Some time threats like ONYX Ransomware keep getting back on the machine if all associated files are not removed. So you are advised to use a powerful Malware Removal Tool to run a thorough scan of your Mac and delete all threats at once.

SpyHunter for Mac offers a 15-day fully-functional Free Trial. Credit card required, NO charge upfront. No charge if you cancel up to two business days before the trial period ends. Read SpyHunter for Mac Review, and Free SpyHunter Remover details.
  • Now go to the Download Folder from the Docs and Install the SpyHunter Anti-Malware For Mac.
Install SpyHunter for Mac
  • Launch the Program, and click on Start Scan Now button.
Spyhunter for Mac start scan now
  • The software will start running a full scan of your mac instantly to look for any malware, virus, threats, malicious programs or security risks, and so on.
Spyhunter for mac scanning
  • Finally, you will see a list of malware detected on your mac, now click on the Next button to start the removal process.
Remove Malware with spyhunter for mac

Tips To Prevent ONYX Ransomware in Future

  • Use a good anti-virus, be it a free version but don’t use cracked security programs.
  • Make sure that your Windows firewall is active, so it can block upcoming threats.
  • Keep your Windows/Mac OS and other programs updated to avoid vulnerabilities.
  • Download updates only from official websites, don’t use suspicious sites.
  • Never download and install pirated software, games, or illegal patches on your PC.
  • Do not open spam emails from an unknown sender and scan all attachments before opening.
  • Never download freeware third-party programs from unreliable sources or websites.
  • Avoid connecting your PC to unsafe public Wi-Fi to protect your privacy.
  • You can also use a VPN to spoof your connection and avoid malicious sites.
  • Create a system restore point on your system for security purposes.
  • Keep a backup of all your important files to avoid data loss.

Report the cyber attack to Authorities

If you are also a Victim of ONYX Ransomware then you should report this cybercrime incident to legal authorities in your county. Here is the list of some of the official government websites for reporting fraud and scam activities:

You can also search to find the Internet Crime Authority in your country. Meanwhile, it will not help you remove or restore your files in any way but it’s merely information to authorities. Once you register your complaint, authorities might look into and take preventive measures to stop further attacks. However, don’t get lured by third-party criminal reporting sites or fake technical support websites. They are more like to cheat you instead of helping you.

Still, having issues? Need help?

Sometimes threats like ONYX Ransomware keep getting back on the machine if all associated files are not removed. So you are advised to use a powerful Malware Removal Tool to run a thorough scan of your PC and delete all threats at once.

SpyHunter 5 Anti-Malware offers a 7-day fully-functional Free Trial. Credit card required, NO charge upfront. No charge if you cancel up to two business days before the trial period ends. Read SpyHunter 5 Review, and Free SpyHunter Remover details.

About the author

Robert Calvert

Robert is the Chief Security Expert and Founder of PCSafetyGeek.com website. He is a cybersecurity enthusiast who loves to research about Malware outbreaks and write about their remedies. He also like to spend time trying new software, reviewing them and sharing IT news. However he is a real coffee lover and likes to play chess in spare time (which is quite rare 😜).

Leave a Comment