Remove Ryuk Ransomware Virus (Recover .RYK Files)

Ryuk Ransomware is a nasty file locker virus that been evolved recently and made some big scores. Hackers behind this threat are using collective measure to hit big targets and make bigger profit which make us believe that they are quite experienced. This nasty virus is able to infect any Windows based computer or server very easily. Once it manages to intrude, it can encrypt entire server and make all your files useless whether you are a firm or single PC users. This Ryuk Virus Ransomware use military grade RSA-1024 and AES-256 bit encryption algorithm to encrypt your files. It adds .RYK extension to your files after encryption and restrict your access completely. This perilous threat does not demand ransom money upfront because it will evaluate the price after you contact them. It will leave ransom note “RyukReadMe.txt” on your system and ask you to contact them through or email address if you want your files back.

Ryuk Ransomware Virus : Threat Analysis

 Name Ryuk Ransomware, .RYK file virus, .RYK extension virus
 Type Ransomware, Cryptovirus
 Extension .RYK
 Ransom note RyukReadMe.txt
 Description Ryuk Ransomware encrypt your files by adding .RYK extension to file names and demands a ransom to give decryption key
 Symptoms You will not be able to access any files on your system. You will find Ransom note in each folder demanding money.
 Distribution  Spam Emails, Email Attachments, bundled freeware, porn or torrent sites
 Detection Tool Download Automatic Removal Tool
 Data Recovery   ParetoLogic Data Recovery Pro

Ryuk Ransomware Working And Ransom Demands

Wen you will open the Ryuk Virus ransom note you will find how harmful this virus is. It clearly says that all your files on the network are encrypted and can only be unlocked through private decryption key. It even tell you not to restart or shutdown your computer otherwise your data can get corrupted. It will take full control over your system and now you can’t do any thing about this. It will give you its BitCoin address in which you have to pay the ransom money. This nasty .RYK file extension will however do not disclose the ransom amount but you can negotiate the terms through email. This nasty threat is also called .RYK File Virus due to its extension. Once your computer is infected, your anti-virus will also not do much good as it has been already disabled. Your firewall also must be down which makes your system more vulnerable to other threats. After encryption, all the files will have .RYK extension as for example if you have a file name “image.jpg” then its new name will be “images.jpg.RYK”. You can see the screen short of some encrypted files here :

Ryuk Ransomware

Ryuk Ransom Virus Technical Description

Ryuk virus is a file encrypting malware so it lock all your files leaving ransom note behind on your system. That ransom note contain all the information about the attack and how to decrypt your files. It will allow you to send them 2 files for free decryption to verify the authenticity of the claim that it can unlock all your files .RYK extension files. You can contact the hackers through their email address which is mentioned in the ransom note. Check the complete ransom note here :

Your network has been penetrated.

All files on each host in the network have been encrypted with a strong algorithm.

Backups were either encrypted
Shadow copies also removed, so F8 or any other methods may damage encrypted data but not recover.

We exclusively have decryption software for your situation
More than a year ago, world experts recognized the impossibility of deciphering by any means except the oridinal decoder.
No decryption software is available in the public.
Antiviruse companies, researchers, IT specialists, and no other persons cant help you encrypt the data.

DO NOT RESET OR SHUTDOWN – files may be damaged.
DO NOT DELETE readme files.

To confirm our honest intentions.Send 2 different random files and you will get it decrypted.
It can be from different computers on your network to be sure that one key decrypts everything.
2 files we unlock for free.

To get info (decrypt your files) contact us at

BTC wallet:

No system is safe

Ryuk Virus Distribution Methods

Ryuk Ransomware is not a new malware. It was launched last year and hackers behind this threat are completely perceptive. They are keep modifying their targeting system so they can hit big targets and make lots of money. So it is safe to say that creators of .RYK File Virus are using various distinctive methods to achieve their goals. This perilous threat mostly get spread through malicious payloads and spam email method. Hackers often use some of kind of fake email sending platform to send malicious emails that looks like they were sent from a well known company or service to target a large number of potential victims. Apart from this you can also get .RYK extension virus from visiting to malicious or pron websites, download bundled freeware or shareware programs, cracked software and other social engineering methods. There are thorusands of ways through which your computer can get infected if you are not careful. So be sure to check some of the important safety tips mentioned at the end of this guide.

Download Automatic Ryuk Ransomware Removal Tool

.RYK File Virus (RYUK Virus) Encryption Process

The encryption process of this nasty malware is rather simple and to be precise. Once it infect your computer, it scan your hard drive for files and then encrypt them all using its powerful algorithm. It is rather harassing that you won’t get any idea of the infection before all your files were encrypted. This perilous Ryuk Ransomware can encrypt all types of file including videos, images, music, documents, files on external hard drives if attached and even cloud drive files if synced. It will not leave any chance through which you can be able to access your files without paying ransom money. Here is a list of some common file types that could get encrypted by .RYK extension virus :

.ppt, .wsh, .lvl, .das, .fpk, .hkdb, .wpg, .odt, .pkpass, .bkf, .wps, .wallet, .db0, .iwi, .raw, .wma, .kf, .forge, .wp5, .bsa, .ws, .rtf, .fsh, .mef, .0, .bar, .wpa, .xyp, .wmv, .xlk, .xmmap, .hkx, .wp6, .xld, .xyw, .sum, .wmf, .crw, .mrwref, .dxg, .txt, .dmp, .arch00, .srf, .webp, .dazip, .cfr, .re4, .hplg, .svg, .ysp, .m4a, .pef, .odp, .zip, .xbdoc, .desc, .wdb, .arw, .xxx, .tor, .xwp, .cdr, .icxs, .wmv, .mp4, .wpt, .odm, .y, .map, .xlsx, .avi, .erf, .p7b, .vpk, .ptx, .sr2, .vpp_pc, .esm, .flv, .sid, .mddata, .xbplate, .dng, .pfx, .xlsm, .1, .wp4, .wp, .wpd, .wpe, .rofl, .bkp, .ztmp, .zabw, .gdb, .lrf, .3dm, .wbd, .wm, .cr2, .rwl, .wbk, .wgz, .fos, .sql, .apk, .zw, .wri, .sav, .docx, .js, .wpb, .cas, .bay, .ff, .kdc, .xml, .der, .jpeg, .dbf, .xls, .m2, .kdb, .ntl, .syncdb, .asset, .itl, .xdl, .pdf, .p7c, .mdf, .docm, .wpw, .pem, .m3u, .mdbackup, .pptx, .xlgc, .raf, .yal, .qdf, .xpm, .psd, .nrw, .rb, .1st, .wav, .ibank, .z, .py, .webdoc, .mlx, .d3dbsp, .rw2, .qic, .indd, .menu, .w3x, .wbz, .ai, .ybk, .crt, .cer, .zdc, .pak, .vdf, .sb, .wbm, .wot, .blob, .layout, .big, .x, .wn, .7z, .doc, .upk, .wp7, .wps, .x3f, .3fr, .rar, .xf, .ods, .pdd, .xdb, .p12, .wbc, .dcr, .accdb, .bc6, .pst, .tax, .litemod, .wmd

.RYK File Virus is a really a dangerous malware because it has even bring US county and justice departments. They has to pay ransom money to get their files back. So you can imagine if FBI cyber security department can’t unlock the files or break the encryption then how huge this campaign is. If your computer is infected Ryuk Ransomware and your files are locked with .RYK extension then it is really a frustrating situation. But don’t worry we are here to help. After a thorough analysis of this nasty malware we found some ways to get rid of this infection but the data recovery is still a problem. However we found that in some cases Shadow File Recovery method worked and in some cases Data Recovery software was able to rescue files. So we are going to walk you through the .RYK Files recovery process in this guide. But before you begin the process you must remove this infection or it will keep encrypting your data. There is no certain .Ryuk Ransomware decryptor tool available so if you want you can store your encrypted files on cloud drive or external hard disk for safe keep and wait for decryption software. But the removal of .RYK File Virus is important because long as it is in your system, you won’t be able to use your system or store any more files.

How To Remove Ryuk Ransomware

The first most important thing for you is to remove this nasty Ransomware infection from your computer. It is a nasty malware infection which can keep creating new problems until you remove this threat completely from your machine. It can re-encrypt your files again if anyhow you manages to recover your files. Apart from this it can also bring other threats and malware on your system without permission. If you wait much longer, it will make several harmful changes to your system settings and registry which can make it more difficult to get rid of this nasty Ryuk Ransomware. So you are advised to backup all your encrypted files on a cloud drive and then delete this nasty malware from your PC. It is a highly advanced and sophisticated malware infection due to which you will need to a powerful Automatic Malware Removal Tool to remove this infection. You can download this software from the below button.

Download Automatic Ryuk Ransomware Removal Tool

Alternative Data Recovery Option

If your computer is infected by Ryuk Ransomware  and all your files got .RYK extension then you can use professional data recovery software to recovery your files. ParetoLogic Data Recovery Pro software is a highly advanced and powerful data recovery suite. It can recover lost or permanently delete files. You should try the free version of this software to scan your PC. If the software can detect your files, then you will need to pay the recover all your files. But in this case you are not paying ransom money hackers. The Malware Removal Tool and Data Recovery are much more cheaper option than paying ransom money.

  • First you need to download the Data Recovery Pro Software.

Download Data Recovery Pro Now

  • After installing the software launch the program and click on Start Scan to run full scan of your PC.

Recover file encrypted by Ryuk Ransomware

  • When software detect all your files, then click on Recover button to get your files back.

Recover file encrypted by Ryuk Ransomware

Manually Remove Ryuk Ransomware

 Part 1 – Start PC In Safe Mode With Networking 

  • Press “Windows Key + R” buttons together on your keyboard.

  • Run box will appear, type “msconfig” and hit enter button.

  • System configuration box will appear on your screen.

  • Go to boot tab and select Safe boot then hit enter button.

 Part 2 – Kill Malicious Process From Task Manager 

  • Press “Windows Key + R” buttons together on your keyboard.

  • Run box will appear, type “taskmgr” and hit enter button to open Task manager.

  • Find malicious process related to Ryuk Ransomware and right click on it then click End process.

Block Ryuk Ransomware in Task Manager

 Part 3 – Remove Ryuk Ransomware From Control Panel 

First you should check the Control Panel of your computer and remove any unwanted program that you have not installed by yourself. It might be possible that Ryuk Ransomware virus is listed in Control Panel with any other random name to avoid its removal.

Remove Ryuk Ransomware From Windows Vista/7

  • Click on Start menu and select Control Panel.

  • Select Uninstall a program option under Programs menu.

  • Find and remove all unwanted and malicious programs related to Ryuk Ransomware.

Remove Ryuk Ransomware From Windows 7

Download Automatic Ryuk Ransomware Removal Tool

Remove Ryuk Ransomware From Windows 8/10

  • Click “Windows + R” button together to open run box.

  • Type Control Panel in the Run Box then click OK.

  • Select Uninstall a program option under Programs menu.

  • Find and remove all unwanted and harmful programs related to Ryuk Ransomware.

Remove Ryuk Ransomware From Windows 10

 Part 4 – Remove Ryuk Ransomware From Browser 

Remove From Google Chrome

  • Open Chrome browser > Click on Menu > select More Tools > Choose Extensions.
  • Find and remove malicious extension related to Ryuk Ransomware from chrome.

Remove Ryuk Ransomware From Chrome

Remove From Mozilla Firefox

  • Open Mozilla Firefox > Click on Menu > select Add-ons.
  • Find and remove malicious add-ons related to Ryuk Ransomware from Firefox.

Remove Ryuk Ransomware From Firefox

Remove From MS Edge

  • Open Edge browser > Click on More option > select settings > Choose Extensions.
  • Click on unwanted extension related to Ryuk Ransomware and hit uninstall button.

Remove Ryuk Ransomware From Edge

Remove From Internet Explorer

  • Open Internet Explorer > Click on Gear icon > choose Manage Add-ons.
  • Click on unwanted extension related to Ryuk Ransomware and press disable button.

Remove Ryuk Ransomware From Internet Explorer

 Part 5 – Remove Ryuk Ransomware From Registry Editor 

  • Press “Windows Key + R” buttons together on your keyboard.

  • Run box will appear, type “regedit” and hit enter button.

  • Windows Registry editor will appear on your screen.

  • Find and remove Ryuk Ransomware related keys.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msmpeng.exe “Debugger” = ‘svchost.exe’

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msseces.exe “Debugger” = ‘svchost.exe’


HKEY_LOCAL_MACHINE\SOFTWARE\Uninstall\”Ryuk Ransomware”

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “WarnOnHTTPSToHTTPRedirect” = ’0′

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “xas”

HKEY_CURRENT_USER\Software\Ryuk Ransomware

 Tips To Prevent Malware Like Ryuk Ransomware In Future 

  • You should use a powerful and reliable anti-virus program and scan your computer regularly.
  • Check Windows Firewall security and turn it on for the real time safety form malware and viruses.
  • You must avoid visiting to malicious, porn and torrent websites to stay safe online.
  • Avoid downloading any free or unknown program from any unreliable website or link.
  • Say a big No to download cracked software, themes and wallpaper, screensaver similar products.
  • Do not click on any misleading advertisement that flash on your browser when you go online.
  • Keep your Windows OS and other software up to date to avoid vulnerabilities.
  • Download updates and software patches only from official and trusted websites.
  • Always create a system restore point when you PC is running fine for security purpose.
  • Keep backup of all your important files and data to avoid any kind of data loss situation.

Download Automatic Ryuk Ransomware Removal Tool

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