JJYY Virus (.jjyy File) Ransomware — Remove & Decrypt Files

If you can’t open your images, documents, or data and see the .jjyy extension on them, your computer is definitely infected with Jjyy ransomware. It pertains to STOP/Djvu ransomware family

Jjyy ransomware ciphers personal files identified on the victim’s computer with the extension “.jjyy” and then generates 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: Ghsd, Eiur, Dkrf.

What is Jjyy Ransomware?

NameJjyy Virus
Ransomware family1DJVU/STOP2 ransomware
Extension.jjyy
Ransomware note_readme.txt
RansomFrom $490 to $980
Contactmanager@mailtemp.ch, helprestoremanager@airmail.cc
SymptomsThe images, videos, and other documents have the “.jjyy” extension and cannot be opened by any programs
Fix Tool Trojan Killer – ransomware infections tool. 14-day free trial.

Jjyy is file-encrypting ransomware that prevents regular access to your text files, Excel tables, videos and photos by encrypting them. It marks the encrypted files with the “.jjyy” extension. Then Jjyy ransomware adds a ransom note (readme.txt) to each folder. In it, you can see the instructions to pay the ransom ($490-$980 in Bitcoin) to a certain Bitcoin address. The AES-256 or RSA-1028 cipher it uses to cipher the documents is not decryptable with contemporary computers. Even quantum computers that already exist will likely spend hundreds of years to get the decryption key.

How dangerous is the Jjyy ransomware?

When Jjyy ransomware appears in your system, it will scan your disks for images, videos, and 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 “.jjyy” to make sure that you understand what happened.

After the Jjyy ransomware encrypted the files on your computer, it will drop the last “readme.txt” file on the desktop. Besides the money transferring instructions, the victims also see the emails to contact the cybercriminals – helprestoremanager@airmail.cc and manager@mailtemp.ch.

Here is the ransom note that the Jjyy 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:
manager@mailtemp.ch

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

How did the Jjyy ransomware get on my computer?

The Jjyy ransomware spreads by placing links to get hacked programs or games. Cybercriminals that distribute this ransomware are remarkably tricky, and aim to stay connected with the latest trends. New games introductions, new popular films – Jjyy developers make everything to get their money on that. Some of the most preferred strategies these burglars utilize is one-day sites with torrent downloading links. Nevertheless, using the contemporary news is not the only manner these criminals utilize. Options that have already turned into standard, such as email spamming, are likewise common for STOP/Djvu ransomware spreading.

Malicious email spam
The example of email spamming that may lead to Jjyy ransomware injection

Avoiding this ransomware does not require a lot of initiative. Adhering to the regular rules of computer hygiene will significantly minimize all dangers. Remember that launching all files you receive on e-mail is not a great idea. Even worse scenario is to enable macros in Microsoft Office documents. But it is far better to avoid the malware attack at the moment when you have only opened the email message. Examining the sender’s address can say a lot about what you can anticipate, and also when you see the thing like “support@amazon.com”– it is likely a genuine email. On the other hand, stuff that tries to appear like Amazon or FedEx shipping notice, however, uses the email address of “amazonspurrot1363@gmail.com”– should make you be on the alarm. Above, you can see the illustration of such a message.

Illegal sources of various digital things require some additional explanation. Violating copyright regulation surely exposes you to the risk of being fined. Nonetheless, using torrent trackers or third-party websites to download “free” programs likewise exposes you to different malware. Nobody can oversee unnamed people that start the torrent seeding or publish the hacked program version on the website with pirated software.

Jjyy 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 Jjyy 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 Jjyy ransomware

In most cases, it’s impossible to recover the files encrypted by the Jjyy 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 Jjyy 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 .jjyy 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 Jjyy 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.

JJYY Ransomware — How To Remove Virus & Decrypt Files?

Name: JJYY Virus

Description: JJYY Virus is a STOP/DJVU family of ransomware-type virus. It encrypts files, video, photos, documents. Encrypted files can be tracked by a specific jjyy extension. JJYY 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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  1. My files are encrypted by ransomware, what should I do now?
  2. About DJVU (STOP) Ransomware: https://gridinsoft.com/ransomware/djvu
  3. More about Trojan Killer: https://gridinsoft.com/trojankiller

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About 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.