MZQW Ransomware. How to decrypt .mzqw files?

Written by William Reddy

If you cannot open your photos, documents, or data and see the .mzqw extension on them, your PC is surely infected with Mzqw ransomware. It pertains to STOP/Djvu ransomware family

Mzqw ransomware ciphers personal documents spotted on the victim’s PC with the extension “.mzqw” and after that creates the ransom note in each folder which contains encrypted files. The instructions are put on the victim’s desktop in the “readme.txt” file. Its task is basically comparable to other examples of the same ransomware family: Pouu, Poqw, Zouu.

What is Mzqw Ransomware?

NameMzqw Virus
Ransomware family1DJVU/STOP2 ransomware
Ransomware note_readme.txt
RansomFrom $490 to $980,
SymptomsThe images, videos, and other documents have the “.mzqw” extension and cannot be opened by any programs
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Mzqw is file-encrypting ransomware that prevents normal access to your text files, Excel tables, videos and pictures by encrypting them. It marks the encrypted files with the “.mzqw” extension. Then Mzqw ransomware adds a ransom note (readme.txt) to each folder. In this note, you can see the instructions to pay the ransom ($490-$980 in Bitcoin) to a certain Bitcoin wallet. The AES-256 or RSA-1028 cipher it utilizes to cipher the documents is not decryptable with contemporary computers. Even quantum PCs that currently exist will spend hundreds of years to get the decryption key.

How dangerous is the Mzqw ransomware?

When Mzqw ransomware appears on your PC, it will run through your computer for photos, videos, and also important documents. It encrypt] all widespread file formats- .psd, .doc, .docx, .xls, .xlsx, .pdf, .jpeg, .png, et cetera. When these documents are located, the ransomware will cipher them and change their extension to “.mzqw” to make sure that you understand what happened.

After the Mzqw ransomware encrypted the data on your computer, it will generate the last “readme.txt” file on the desktop. In addition to the money transferring instructions, the victims also see the email addresses to contact the cybercriminals – and

Here is the ransom note that the Mzqw ransomware shows to its victims:


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:
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:

Reserve e-mail address to contact us:

How did the Mzqw ransomware get on my computer?

The Mzqw ransomware spreads by posting websites to get hacked programs or games. They try to keep their eye on all hype topics which can be used to spread ransomware. New games introductions, new popular films – Mzqw developers make whatever to get their victims on that. One of the most common tactics these crooks utilize is one-day sites with torrent downloading links. However, using the contemporary news is not the single manner these crooks use. Methods that have already turned into classic, such as e-mail spamming, are also usual for STOP/Djvu ransomware distribution.

Malicious email spam

The example of email spamming that may lead to Mzqw ransomware injection

Preventing this ransomware does not require a lot of initiative. Using the ordinary principles of PC hygiene will considerably decrease all hazards. Keep in mind that opening all files you receive on e-mail is not a great habit. Even worse case is to enable macros in Microsoft Office files. However, it is much better to prevent the malware intrusion at the moment when you have only opened the email message. Examining the sender’s address can point out a lot about what you can expect, as well as when you see the thing like “”– it is likely a legit e-mail. Meanwhile, stuff that tries to look similar to Amazon or FedEx shipping alert, however, uses the email address of “”– must make you get on the alarm. Above, you can see the example of such a message.

Illegal sources of different digital things need some additional description. Violating copyright policy surely exposes you to the chance of being fined. Nonetheless, utilizing torrent trackers or third-party websites to download “free” programs likewise exposes you to a wide range of malware. Nobody can oversee unnamed people who start the torrent seeding or publish the hacked program version on the website with pirated program.

Mzqw virus removal instructions.

Download Trojan Killer Portable

Trojan Killer Portable Download

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This guide below shows how to use Trojan Killer Portable3 for Mzqw virus detection and removal:

  • STEP 1. Download and install Trojan Killer.

  • STEP 2. Click on "Finish".

  • STEP 3. Wait until necessary updates are downloaded and installed.

  • STEP 4. Select computer scan type.

  • STEP 5. The software will begin scanning your computer.

  • STEP 6. Click on "Cure PC".

Restore the files encrypted by the Mzqw ransomware

In most cases, it’s impossible to recover the files encrypted by the Mzqw ransomware because the private key needed to unlock the encrypted files is only available through cybercriminals. However, we’ve listed one option you can use to recover your files below.

Warning! Make sure you remove the ransomware from your system first, otherwise, it will repeatedly encrypt your files.

If your files were encrypted with an offline key, there is a chance you can recover them by using Emsisoft Decryptor for the STOP/Djvu decryption tool. Follow the below guide to recover your files using the Emsisoft Decryptor for STOP/Djvu.

  1. You can download Emsisoft Decryptor for STOP Djvu by clicking this link.
  2. When the decryptor has finished downloading, double-click on “decrypt_STOPDjvu.exe” to run this program on your computer.
  3. Click the “Decrypt” button to start the decryption process for Mzqw files. The screen will switch to a status view, informing you about your files’ current process and decryption status.
  4. The decryptor will inform you once the decryption process will be finished. If you require the report for your records, you can save it by clicking the “Save log” button.

If the Emsisoft Decryptor can’t decrypt your .mzqw files and you do not plan on paying the ransom, it is advised that you make an image of the encrypted drives so that you can decrypt them in the future.

Your computer should now be free of the Mzqw ransomware infection. However, suppose your current antivirus allowed this malicious program on your computer. In that case, you might want to consider purchasing the full-featured version of Trojan Killer to protect against these types of threats in the future.

Remove MZQW Ransomware Virus (DECRYPT .mzqw FILES)

Name: MZQW Virus

Description: MZQW Virus is a STOP/DJVU family of ransomware-type virus. It encrypts files, video, photos, documents. Encrypted files can be tracked by a specific mzqw extension. MZQW ransomware asks victims for a ransom fee about $490 - $980 in Bitcoin.

Offer price: 480

Currency: $

Operating System: Windows

Application Category: Virus

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About the author

William Reddy

I am from Ireland. My parents bought me a computer when I was 11, and several months after I have got a virus on this PC. I decided to enter the INSA Centre Val de Loire university after being graduated from the school. This French educational institution was offering a brand-new cybersecurity course. After getting the master's degree in cybersecurity, I've started working as a virus analyst in a little anti-malware vendor.

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