If you cannot open your photos, documents, or data and see the .qapo extension on them, your system is definitely infected with Qapo ransomware. It pertains to STOP/Djvu ransomware group
Qapo ransomware ciphers personal documents spotted on the victim’s PC with the extension “.qapo” and after that leaves the ransom note in each folder which contains encrypted files. The instructions are placed on the victim’s PC in the “readme.txt” file. Its activity is primarily similar to other samples of the same family: Qazx, Craa, Coba.
What is Qapo Ransomware?
Name | Qapo Virus |
Ransomware family1 | DJVU/STOP2 ransomware |
Extension | .qapo |
Ransomware note | _readme.txt |
Ransom | From $490 to $980 |
Contact | support@fishmail.top, datarestorehelp@airmail.cc |
Symptoms | The images, videos, and other documents have the “.qapo” extension and cannot be opened by any programs |
Fix Tool | Trojan Killer – ransomware infections tool. 14-day free trial. |
Qapo is file-encrypting ransomware that prevents normal access to your text files, Excel tables, videos and images by encrypting them. It marks the encrypted files with the “.qapo” extension. Then Qapo 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 specified Bitcoin wallet. The AES-256 or RSA-1028 cipher it utilizes to encrypt the documents is not decryptable with contemporary computers. Even quantum computers that currently exist will likely spend hundreds of years to find the decryption key.
How dangerous is the Qapo ransomware?
When Qapo ransomware appears in your system, it will examine 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 files are located, the ransomware will cipher them and change their extension to “.qapo” to make sure that you understand what happened.
After the Qapo ransomware encrypted the data on your PC, it will generate the last “readme.txt” file on the desktop. Besides the ransom payment instructions, the victims also see the email addresses to contact the cybercriminals – datarestorehelp@airmail.cc and support@fishmail.top.
Here is the money ransom note that the Qapo ransomware shows to its victims:
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:
https://we.tl/t-fhnNOAYC8Z
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@fishmail.top
Reserve e-mail address to contact us:
datarestorehelp@airmail.cc
How did the Qapo ransomware get on my computer?
The Qapo ransomware spreads by posting links to download hacked programs or games. They keep their eye on all hype topics which can be chosen to spread ransomware. New games introductions, new popular films – Qapo developers make everything to get their victims on that. One of the most popular techniques these burglars put to use is one-day sites with torrent downloading links. However, following the modern things is not the single way these crooks use. Ways that have already become classic, such as e-mail spamming, are also standard for STOP/Djvu ransomware distribution.

The example of email spamming that may lead to Qapo ransomware injection
Avoiding this ransomware does not require a lot of initiative. Considering the regular principles of PC hygiene will significantly reduce all hazards. Bear in mind that starting all documents you get on email is not a good habit. Even worse case is to enable macros in Microsoft Office files. But it is much better to avoid the malware attack at the moment when you have only opened the e-mail message. Checking the sender’s address can say a lot about what you can anticipate, as well as when you see the thing like “support@amazon.com”– it is likely a legitimate e-mail. On the other hand, stuff that tries to look like Amazon or FedEx shipping notification, but uses the email address of “amazonspurrot1363@gmail.com”– need to make you be on the alarm. Above, you can see the illustration of such a message.
Outlaw sources of various digital things require some additional description. Breaking copyright regulation already throws you to the possibility of being fined. Nevertheless, using torrent trackers or third-party websites to download “free” programs likewise exposes you to various malware. No one can oversee unnamed people that start the torrent seeding or publish the hacked program version on the site with pirated software.
Qapo virus removal instructions.
Download Trojan Killer Portable |
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This guide below shows how to use Trojan Killer Portable3 for Qapo 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 Qapo ransomware
In most cases, it’s impossible to recover the files encrypted by the Qapo 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.
- You can download Emsisoft Decryptor for STOP Djvu by clicking this link.
- When the decryptor has finished downloading, double-click on “decrypt_STOPDjvu.exe” to run this program on your computer.
- Click the “Decrypt” button to start the decryption process for Qapo files. The screen will switch to a status view, informing you about your files’ current process and decryption status.
- 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 .qapo 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 Qapo 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 QAPO Ransomware Virus (DECRYPT .qapo FILES)

Name: QAPO Virus
Description: QAPO Virus is a STOP/DJVU family of ransomware-type virus. It encrypts files, video, photos, documents. Encrypted files can be tracked by a specific qapo extension. QAPO 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 DJVU (STOP) Ransomware: https://gridinsoft.com/ransomware/djvu
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