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  • Active
  • Severity: High
  • Ransomware
  • Windows
  • Verified · Sep 2022

How to remove Ofoq ransomware

A step-by-step removal guide for affected devices. Follow the verified procedure below — most readers complete it in under 10 minutes.

Lucia Danes · Virus researcher

Ofoq ransomware is the virus that affects the machine significantly besides locking common data

Ofoq file virus is the infection that controls the machine and can significantly affect performance. The virus uses an encryption algorithm and relies on file locking, so there is a reason for later money demands. Ransomware is a particular category of threat focusing on money extortion and encryption of files.[1]

The threat alters the original code of a document, image, audio file, or video file. Ofoq ransomware can affect archives or databases but altering data in system folders is a different issue. Those files do not get encrypted, but the ransomware can damage the machine otherwise.

Threats like this are capable of injecting other threats and altering settings, and disabling functions on the machine, so victims do not have many options for decryption, file recovery, or even virus removal. Ofoq file virus is a damaging threat and needs to be removed as soon as possible because the infection can disable various functions and keep you without any solutions.

More details on the ransomware

Name Ofoq ransomware
Type File locker, cryptovirus
File marker .ofoq
Family STOP file virus/ Djvu ransomware
Contact emails support@bestyourmail.ch, datarestorehelp@airmail.cc
Ransom note _readme.txt
Ransom amount $490/$980
Threat removal Anti-malware tools help wit thorough system cleaning and virus removal
Repair FortectIntego and other PC tools can help to solve issues related to virus damage

Ofoq ransomware virus is silent and can show no symptoms because of the stealthy infiltration method. The virus locks files on the machine and marks them using .ofoq appendix to indicate affected data. The procedure of encryption then is followed by the money demands that get presented via the _readme.txt file placed on various folders on the machine.

The message listed in the ransom note:

ATTENTION!

Don't worry, you can return all your files!
All your files like pictures, 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-4Xcf4IX21n
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:
support@bestyourmail.ch

Reserve e-mail address to contact us:
datarestorehelp@airmail.cc

Cybercriminals behind the threat are cryptocurrency extortionists who care about money, so following their claims and contacting people or paying the demanded sum is never advised. Ofoq ransomware virus can mask the procedures with fake Windows pop-ups for updates or error alerts, so people are not that concerned about the speed or performance issues.

Virus creators ask for the Bitcoin payment in the first 72 hours, and the sum of $490 gets doubled after that. This is the tactic used to scare people into paying and the method that should encourage people to trust criminals and contact them regarding the payment. This is not advised by experts[2] since there can be more consequences after the communication with Ofoq file virus creators.

Decryption for some of the versions 

This threat belongs to the Djvu ransomware family, which has more than 500 variants, and many of them have been released and improved. Versions come out at least weekly, and the more recent viruses released this year like Aawt, Aabn, Aayu have been advanced and are no longer decryptable. Ofoq ransomware virus is one of those undecryptable versions.

This is determined by the use of offline and online IDs that are primarily used during the encryption procedures. The main method before 2019 was offline keys, and the tool was developed on that method, but these recent releases are focused on online keys, and this is why variants cannot be decrypted.

Those IDs are either unique for each device- online or the same for all victims of the same version – offline IDs. However, sometimes the connection to remote servers fails, and the virus needs to use offline ids instead for some of the devices, so you should check the opportunity to decrypt the Ofoq file virus before looking for alternate methods.

If your computer got infected with one of the Djvu variants, you should try using Emsisoft decryptor for Djvu/STOP. It is important to mention that this tool will not work for everyone – it only works if data was locked with an offline ID due to malware failing to communicate with its remote servers.

Even if your case meets this condition, somebody from the victims has to pay criminals, retrieve an offline key, and then share it with security researchers at Emsisoft. As a result, you might not be able to restore the encrypted files immediately. Thus, if the decryptor says your data was locked with an offline ID but cannot be recovered currently, you should try later. You also need to upload a set of files – one encrypted and a healthy one to the company's servers before you proceed.

  • Download the app from the official Emsisoft website.
  • After pressing Download button, a small pop-up at the bottom, titled decrypt_STOPDjvu.exe should show up – click it.
  • If User Account Control (UAC) message shows up, press Yes.
  • Agree to License Terms by pressing Yes.

  • After Disclaimer shows up, press OK.
  • The tool should automatically populate the affected folders, although you can also do it by pressing Add folder at the bottom.
  • Press Decrypt.

From here, there are three available outcomes:

  1. Decrypted!” will be shown under files that were decrypted successfully – they are now usable again.
  2. Error: Unable to decrypt file with ID:” means that the keys for this version of the virus have not yet been retrieved, so you should try later.
  3. This ID appears to be an online ID, decryption is impossible” – you are unable to decrypt files with this tool.

Virus elimination procedures

Ransomware is a serious issue for many users, and these threats have become more prevalent in recent years because malware creators make more advanced versions of these threats and rely on different options for distribution. Ofoq ransomware can be spread silently and affect machines significantly.

These programs can trigger damaging processes and inject malware to keep the persistence. It is always recommended to use anti-malware tools on threats like this, but AV detection rates[3] show that the removal process using antivirus tools can be successful here. Running a tool like SpyHunterCombo Cleaner or MalwarebytesMalwarebytes can remove the Ofoq ransomware virus properly.

Thorough system checks that these AV tools can run indicate all potential threats and makes the machine virus-free. Scanning the computer with a security tool or AV detection engine indicates all malicious files and programs like ransomware and trojans.

Then, users can terminate all detected applications and clear the system from any Ofoq ransomware virus files. However, this is not the same as virus decryption or file recovery, so machines still require maintenance, and data affected by the file-locker is not restored while removing the threat.

Recovering the system

Once a computer is infected with malware, its system is changed to operate differently. For example, an infection can alter the Windows registry database, damage vital bootup and other sections, delete or corrupt DLL files, etc. Once a system file is damaged by malware, antivirus software is not capable of doing anything about it, leaving it just the way it is. Consequently, users might experience performance, stability, and usability issues, to the point where a full Windows reinstall is required.

Therefore, we highly recommend using a one-of-a-kind, patented technology of FortectIntego repair. Not only can it fix virus damage after the infection, but it is also capable of removing malware that has already broken into the system thanks to several engines used by the program. Besides, the application is also capable of fixing various Windows-related issues that are not caused by malware infections, for example, Blue Screen errors, freezes, registry errors, damaged DLLs, etc.

  • Download the application by clicking on the link above
  • Click on the ReimageRepair.exe
    Reimage download
  • If User Account Control (UAC) shows up, select Yes
  • Press Install and wait till the program finishes the installation processReimage installation
  • The analysis of your machine will begin immediatelyReimage scan
  • Once complete, check the results – they will be listed in the Summary
  • You can now click on each of the issues and fix them manually
  • If you see many problems that you find difficult to fix, we recommend you purchase the license and fix them automatically.Reimage results

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