If you cannot open your photos, documents, or other files and also see the .znsm extension on them, your PC is surely infected with Znsm ransomware. It belongs to STOP/Djvu ransomware family
Znsm ransomware ciphers personal files found on the victim’s PC with the extension “.znsm” and after that generates the ransom note in each folder which contains encrypted files. The instructions are put on the victim’s PC in the “readme.txt” file. Its activity is generally similar to other samples of the same family: Iswr, Isza, Isal.
What is Znsm Ransomware?
|Ransomware family1||DJVU/STOP2 ransomware|
|Ransom||From $490 to $980|
|Symptoms||The images, videos, and other documents have the “.znsm” extension and cannot be opened by any programs|
|Fix Tool||Trojan Killer – ransomware infections tool. 14-day free trial.|
Znsm is file-encrypting ransomware that prevents normal access to your text files, Excel tables, videos and photos by ciphering them. It marks the ciphered files with the “.znsm” extension. Then Znsm ransomware adds a money ransom note (readme.txt) to each folder. In it, you can see the guidance to pay the ransom ($490-$980 in Bitcoin) to a specified Bitcoin wallet. The AES-256 or RSA-1028 cipher it uses to cipher the documents is not decryptable with modern computers. Even quantum computers that already exist will likely spend hundreds of years to find the decryption key.
How dangerous is the Znsm ransomware?
When Znsm ransomware gets in your system, it will check your computer for images, videos, and important documents. It [ciphers 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 also change their extension to “.znsm” to ensure that you understand what happened.
After the Znsm ransomware ciphered the files on your PC, it will generate the last “readme.txt” file on the desktop. In addition to the ransom payment instructions, the victims also see the emails to contact the crooks – email@example.com and firstname.lastname@example.org.
Here is the ransom note that the Znsm 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 Znsm ransomware get on my computer?
The Znsm ransomware spreads by placing websites to get hacked programs or games. Cybercriminals that spread this ransomware are remarkably foxy, and aim to correspond with the latest trends. New games releases, new popular films – Znsm developers make whatever to get their victims on that. Some of the most favored strategies these burglars use is one-day sites with torrent downloading links. Nonetheless, using the modern news is not the single tactic these crooks use. Methods that have already turned into standard, such as email spamming, are also typical for STOP/Djvu ransomware spreading.
Avoiding this ransomware does not need a lot of effort. Considering the ordinary principles of computer hygiene will substantially reduce all hazards. Remember that opening all files you receive on email is not a great habit. Even worse case is to allow macros in Microsoft Office files. However, it is better to avoid the malware attack at the moment when you have just opened the e-mail message. Examining the sender’s address can say a lot about what you can expect, as well as when you see things like “email@example.com”– it is likely a legit email. Meanwhile, stuff that tries to appear like Amazon or FedEx shipping notice, however, uses the email address of “firstname.lastname@example.org”– should make you be on the alarm. Above, you can see the example of such a message.
Outlaw sources of different digital things need some additional description. Going against copyright law already throws you to the chance of being fined. Nevertheless, using torrent trackers or third-party sites to download “free” programs also exposes you to different malware. No one can oversee unnamed individuals who start the torrent seeding or release the hacked program version on the site with pirated program.
Znsm virus removal instructions.
|Download Trojan Killer Portable|
This guide below shows how to use Trojan Killer Portable3 for Znsm 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 Znsm ransomware
In most cases, it’s impossible to recover the files encrypted by the Znsm 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 Znsm 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 .znsm 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 Znsm 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 ZNSM Ransomware Virus (DECRYPT .znsm FILES)
Name: ZNSM Virus
Description: ZNSM Virus is a STOP/DJVU family of ransomware-type virus. It encrypts files, video, photos, documents. Encrypted files can be tracked by a specific znsm extension. ZNSM ransomware asks victims for a ransom fee about $490 - $980 in Bitcoin.
Offer price: 480
Operating System: Windows
Application Category: Virus
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