Opqz Virus

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Opqz is a ransomware-based virus program that is used for blackmail purposes. The criminal creators of Opqz set it to encrypt user files so that they can later demand a ransom payment for the decryption key.

Opqz Virus

The Opqz virus will encrypt your files and leave a message in a _readme.txt file.

Opqz can encrypt all types of digital data that is stored on the infected computer. As soon as your machine has been compromised, the virus may start searching for text documents, pictures, videos, audio files, databases, and other common types of data with the intention to encode them one by one. The result of the ransomware’s attack is that you will be left with a bunch of completely unrecognizable pieces of data, which are present on the drive but cannot be used for anything. The file extension of the targeted files may also be replaced with a suffix that is odd and unreadable by any software in the system.

What is typical for the representatives of the ransomware category of malware is that they operate in stealth only during the file encryption process. After this process finishes and the desired data becomes inaccessible, the virus generates a notification that serves to inform the victims that their files have been encrypted and a ransom is demanded for their decryption. The notification of Opqz normally provides instructions about how to transfer the ransom money to a given cryptocurrency wallet. In exchange for the money, the hackers behind the ransomware promise to send a decryption key. This decryption key is all you need to reverse the applied encryption and to access your data again. We must inform you, though, that paying the ransom is not the wisest course of action. In fact, this is the riskiest one because you can never be sure that once you pay the money, you will receive a decryption key from the hackers. On the other hand, there are methods that may help you recover your files for free. In the removal guide that you will find below, we have mentioned several of them. If you want to give them a try, however, it is important to first remove the ransomware from the system in order to prevent further file encryption.

The Opqz virus

The Opqz virus is an infection that does not corrupt digital files but is still dreaded because it restricts access to them. The way the Opqz virus causes harm is by applying encryption to valuable user information and keeping it inaccessible until a ransom is paid for the decryption key.

A ransomware threat like this one can successfully remain under the radar of the majority of conventional antivirus programs since it doesn’t cause actual system damage or corruption that can trigger the security software’s virus definitions. That’s why the most reliable way to secure your data against such infections is by making file backups and keeping them on remote disks or cloud storage.

The Opqz file distribution

The Opqz file distribution is an arsenal of malware delivery tactics that are used to infect as many online users as possible with the ransomware. Cybercriminals rely mostly on malvertisements when it comes to injecting the Opqz file into more computers but people can get infected also by clicking on misleading links or illegal websites. Regardless of the method of infection, the ransomware should be carefully removed from the system in you want to be able to use your computer and save data on it without it being encrypted.


Name Opqz
Type Ransomware
Danger Level High (Ransomware is by far the worst threat you can encounter)
Symptoms Very few and unnoticeable ones before the ransom notification comes up.
Distribution Method From fake ads and fake system requests to spam emails and contagious web pages.
Data Recovery Tool [banner_table_recovery]
Detection Tool

Remove Opqz Ransomware

Opqz Virus

Some of the steps will likely require you to exit the page. Bookmark it for later reference.

Reboot in Safe Mode (use this guide if you don’t know how to do it).

Opqz Virus


Press CTRL + SHIFT + ESC at the same time and go to the Processes Tab. Try to determine which processes are dangerous.

Opqz Virus

Right click on each of them and select Open File Location. Then scan the files with our free online virus scanner:

Opqz Virus
Drag and Drop Files Here to Scan
Maximum file size: 128MB.

This scanner is free and will always remain free for our website's users. You can find its full-page version at: https://howtoremove.guide/online-virus-scanner/

Scan Results

Virus Scanner Result
Opqz VirusClamAV
Opqz VirusAVG AV
Opqz VirusMaldet

After you open their folder, end the processes that are infected, then delete their folders.

Note: If you are sure something is part of the infection – delete it, even if the scanner doesn’t flag it. No anti-virus program can detect all infections.

Opqz Virus

Hold the Start Key and R copy + paste the following and click OK:

notepad %windir%/system32/Drivers/etc/hosts

A new file will open. If you are hacked, there will be a bunch of other IPs connected to you at the bottom. Look at the image below:

Opqz Virus

If there are suspicious IPs below “Localhost” – write to us in the comments.

Type msconfig in the search field and hit enter. A window will pop-up:

Opqz Virus

Go in Startup —> Uncheck entries that have “Unknown” as Manufacturer.

  • Please note that ransomware may even include a fake Manufacturer name to its process. Make sure you check out every process here is legitimate.

Opqz Virus

Type Regedit in the windows search field and press Enter. Once inside, press CTRL and F together and type the virus’s Name.

Search for the ransomware in your registries and delete the entries. Be extremely careful – you can damage your system if you delete entries not related to the ransomware.

Type each of the following in the Windows Search Field:

  1. %AppData%
  2. %LocalAppData%
  3. %ProgramData%
  4. %WinDir%
  5. %Temp%

Delete everything in Temp. The rest just check out for anything recently added. Remember to leave us a comment if you run into any trouble!

Opqz Virus

How to Decrypt Opqz files

We have a comprehensive (and daily updated) guide on how to decrypt your files. Check it out here.

If the guide doesn’t help, download the anti-virus program we recommended or try our free online virus scanner. Also, you can always ask us in the comments for help!


About the author


Lidia Howler

Lidia is a web content creator with years of experience in the cyber-security sector. She helps readers with articles on malware removal and online security. Her strive for simplicity and well-researched information provides users with easy-to-follow It-related tips and step-by-step tutorials.

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