How to remove Oonn Ransomware

Easy methods to delete Oonn Ransomware (DJVU Ransomware’s variants) from computer

In this article, we are discussing about Oonn Ransomware in details and providing some recommended methods/procedures to remove this ransomware virus as well as providing data recovery solution. Let’s starts the discussion.

What is Oonn Ransomware?

Oonn Ransomware is very dubious crypto-malware that was first spotted in August 2020. According to cyber security researchers, this nasty file virus is new version of DJVU Ransomware which consists of almost 250 variants already. This virus is primarily spread via cracked software and other malicious installers as well via email spam campaign. Once the attackers behind this malware gain access to your computer, it encrypts/locks all files including images, audios, videos, games, pdf, ppt, xlx, css, html, text, documents, databases and other types of files of your computer. After successful encryption processes, it drops the copies of ransom note as “_readme.txt” in each folder of your computer.

In simple word, we can say that you can’t open or access your personal files anymore due to its dubious behaviors. When you try to open such locked files, then you get ransom note machine which contains information about this ransomware, how you can decrypt files locked by ransomware, technical support’s email ID or cybercriminals’ email ID and ransom money details as well. Initially, it provides free decryption test for 2-4 encrypted files of your computer and asks you to send some locked files within the size of 1MB on the email ID “[email protected]” or “[email protected]” provided on ransom note.

Let’s take have a look at message displayed on “_readme.txt” ransom note:

ATTENTION!

Don’t worry, you can return all your files!

All your files like photos, databases, documents and other important are encrypted with strongest encryption and unique key.

The only method of recovering files is to purchase decrypt tool and unique key for you.

This software will decrypt all your encrypted files.

What guarantees you have?

You can send one of your encrypted file from your PC and we decrypt it for free.

But we can decrypt only 1 file for free. File must not contain valuable information.

You can get and look video overview decrypt tool:

hxxps://we.tl/t-NjQb8RxCzz

Price of private key and decrypt software is $980.

Discount 50% available if you contact us first 72 hours, that’s price for you is $490.

Please note that you’ll never restore your data without payment.

Check your e-mail “Spam” or “Junk” folder if you don’t get answer more than 6 hours.

To get this software you need write on our e-mail:

[email protected]

Reserve e-mail address to contact us:

[email protected]

Your personal ID: XXXXXXXXXXXXXXX

Threat Analysis

Name: Oonn Ransomware

Type: File Virus, Crypto-Malware, Ransomware, File Locker

Description: This dubious crypto-malware is capable of encrypting all files stored in your computer and drops the copies of ransom note on screen. In other word, we can say that you can’t open or use your personal files or data as usual like before.

Distribution methods: Malicious ads or popup messages, fake software updates or security alert messages, spam email messages, infected attachments, torrent websites, bundles of freeware or shareware and many other tricks.

Motives of crooks: Aims to collect your sensitive information and shares it to other hackers or third parties to generate some revenue. They also want to steal your money from your wallet or e-wallet.

Removal & recovery solution: In case if your System has infected from Oonn Ransomware or related infection, then you need to scan your System with powerful antivirus software. After complete scan and malware removal, you can use powerful data recovery software to restore files encrypted by ransomware.

Should I pay ransom money?

After successful free decryption test, cybercriminals behind Oonn Ransomware attack forces you to pay $490 – $980 amount of ransom money in Bitcoin cryptocurrency to decrypt rest of the files. It also claims that in order to renames locked files or use third parties’ decryption software/keys/tools, they will delete or ease all files & folders stored in your machine permanently. So, we recommended you to please stop paying any amount of ransom money to them at any cases. The main motive of attackers is to steal your crucial & confidential information such as IP address, URLs search, login ID & password of your various accounts, banking information and more details as well. So, you should scan your machine with powerful antivirus software that has the ability to delete all types of malware or spyware from machine.

How your System gets infected from Oonn Ransomware?

Malware programmers use “Email Spam campaign” to install harmful programs like Trojan, data stealing malware, ransomware, worm or other malware in your computer. They send spam emails in your mailbox which contain some messages along with suspicious hyperlinks and attachments. They use the name like “Important”, “Priority”, “Urgent”, “Official” or other similar keywords as subject of emails for making believe in your mind that the emails are belongs to some trustworthy source. In order to open such infected attachments or click on malicious hyperlinks, it executes encryption module in your machine and starts locking all files stored in your computer. So, you should alert while browsing internet and avoid opening attachments coming from unknown emails.

Antimalware Details And User Guide

Click Here For Windows

Click Here For Mac

Step 1: Remove Oonn Ransomware through “Safe Mode with Networking”

Step 2: Delete Oonn Ransomware using “System Restore”

Step 1: Remove Oonn Ransomware through “Safe Mode with Networking”

For Windows XP and Windows 7 users: Boot the PC in “Safe Mode”. Click on “Start” option and continuously press on F8 during the start process until the “Windows Advanced Option” menu appears on the screen. Choose “Safe Mode with Networking” from the list.

Now, a windows homescreen appears on the desktop and work-station is now working on “Safe mode with networking”.

For Windows 8 Users: Go to the “Start Screen”. In the search results select settings, type “Advanced”. In the “General PC Settings” option, choose “Advanced startup” option. Again, click on the “Restart Now” option. The work-station boots to “Advanced Startup Option Menu”. Press on “Troubleshoot” and then “Advanced options” button. In the “Advanced Option Screen”, press on “Startup Settings”. Again, click on “Restart” button. The work-station will now restart in to the “Startup Setting” screen. Next is to press F5 to boot in Safe Mode in Networking.

For Windows 10 Users: Press on Windows logo and on the “Power” icon. In the newly opened menu, choose “Restart” while continuously holding “Shift” button on the keyboard. In the new open “Choose an option” window, click on “Troubleshoot” and then on the “Advanced Options”. Select “Startup Settings” and press on “Restart”. In the next window, click on “F5” button on the key-board.

Step 2: Delete Oonn Ransomware using “System Restore”

Log-in to the account infected with Oonn Ransomware. Open the browser and download a legitimate anti-malware tool. Do a full System scanning. Remove all the malicious detected entries.

In case if you cannot start the PC in “Safe Mode with Networking”, Try using “System Restore”

• During the “Startup”, continuously press on F8 key until the “Advanced Option” menu appears. From the list, choose “Safe Mode with Command Prompt” and then press “Enter”

• In the new opened command prompt, enter “cd restore” and then press “Enter”.

• Type: rstrui.exe and Press “ENTER”

• Click “Next” on the new windows

• Choose any of the “Restore Points” and click on “Next”. (This step will restore the work-station to its earlier time and date prior to Oonn Ransomware infiltration in the PC.

• In the newly opened windows, press on “Yes”.

Once your PC gets restored to its previous date and time, download the recommended anti-malware tool and perform a deep scanning in order to remove Oonn Ransomware files if they left in the work-station.

In order to restore the each (separate) file by this ransomware, use “Windows Previous Version” feature. This method is effective when “System Restore Function” is enabled in the work-station.

Important Note: Some variants of Oonn Ransomware delete the “Shadow Volume Copies” as well hence this feature may not work all the time and is applicable for selective computers only.

How to Restore Individual Encrypted File:

In order to restore a single file, right click on it and go to “Properties”. Select “Previous Version” tab. Select a “Restore Point” and click on “Restore” option.

In order to access the files encrypted by Oonn Ransomware, you can also try using “Shadow Explorer”. In order to get more information on this application, press here.

Important: Data Encryption Ransomware are highly dangerous and it is always better that you take precautions to avoid its attack on your work-station. It is advised to use a powerful anti-malware tool in order to get protection in real-time. With this help of “SpyHunter”, “group policy objects” are implanted in the registries in order to block harmful infections like Oonn Ransomware.

Also, In Windows 10, you get a very unique feature called “Fall Creators Update” that offer “Controlled Folder Access” feature in order to block any kind of encryption to the files. With the help of this feature, any files stored in the locations such as “Documents”, “Pictures”, “Music”, “Videos”, “Favorites” and “Desktop” folders are safe by default.

It is very important that you install this “Windows 10 Fall Creators Update” in your PC to protect your important files and data from ransomware encryption. The more information on how to get this update and add an additional protection form rnasomware attack has been discussed here.

How to Recover the Files Encrypted by Oonn Ransomware?

Till now, you would have understood that what had happed to your personal files that got encrypted and how you can remove the scripts and payloads associated with Oonn Ransomware in order to protect your personal files that has not been damaged or encrypted until now. In order to retrieve the locked files, the depth information related to “System Restore” and “Shadow Volume Copies” has already been discussed earlier. However, in case if you are still unable to access the encrypted files then you can try using a data recovery tool.

Use of Data Recovery Tool

This step is for all those victims who have already tries all the above mentioned process but didn’t find any solution. Also it is important that you are able to access the PC and can install any software. The data recovery tool works on the basis of System scanning and recovery algorithm. It searches the System partitions in order to locate the original files which were deleted, corrupted or damaged by the malware. Remember that you must not re-install the Windows OS otherwise the “previous” copies will get deleted permanently. You have to clean the work-station at first and remove Oonn Ransomware infection. Leave the locked files as it is and follow the steps mentioned below.

Step1: Download the software in the work-station by clicking on the “Download” button below.

Step2: Execute the installer by clicking on downloaded files.

Step3: A license agreement page appears on the screen. Click on “Accept” to agree with its terms and use. Follow the on-screen instruction as mentioned and click on “Finish” button.

Step4: Once the installation gets completed, the program gets executed automatically. In the newly opened interface, select the file types that you want to recover and click on “Next”.

Step5: You can select the “Drives” on which you want the software to run and execute the recovery process. Next is to click on the “Scan” button.

Step6: Based on drive you select for scanning, the restore process begins. The whole process may take time depending on the volume of the selected drive and number of files. Once the process gets completed, a data explorer appears on the screen with preview of that data that is to be recovered. Select the files that you want to restore.

Step7. Next is to locate the location where you want to saver the recovered files.