What Is Nitz Virus?
The Nitz virus has a connection to the STOP/DJVU gang and it primarily targets Windows systems. This virus makes use of a complex encryption algorithm to lock the files, adding the .nitz extension, and then displaying a ransom note demanding the victims to pay a certain amount for the decryption key to regain access to the data. If the ransom is not paid within the given time frame, the files can be lost for good.
What Is Ransomware?
Ransomware is a type of malicious software that can block access to a computer or data until a ransom is paid. It is typically spread by phishing emails or malicious links and weak spots in existing programs; the files can be encrypted and access denied until the ransom is paid.
Nitz Virus – How Did I Get Infected?
This malware is frequently disseminated via emails and websites featuring malicious content, obfuscated files and by downloading malicious software. Additionally, security holes in the operating system or other software can be exploited to get the virus. The primary methods of propagation for this ransomware are:
- If it is sent to you as an e-mail attachment or a URL.
- By being downloaded from a shady site.
Nitz Virus – Details
Name | Nitz virus, also known as UDS:Trojan.Win32.Chapak.gen, Ransom:Win32/StopCrypt.KM!MTB, Win32:PWSX-gen [Trj], Win32:PWSX-gen [Trj], A Variant Of Win32/GenKryptik.FHJB – more detections of this virus on VirusTotal |
File Extension | .nitz |
Type | Ransomware, Cryptovirus |
Short Description | The ransomware encrypts files on your computer system and demands a ransom to be paid to allegedly recover them. |
Symptoms | The Nitz Virus ransomware will encrypt your files by appending the .nitz extension to them. |
Ransom Demanding Note | _readme.txt |
Distribution Method | Spam Emails, Email Attachments |
Detection Tool |
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Nitz Virus – What Does It Do?
After infiltration, the malicious payload files of this ransomware will be inserted and can be located in the indicated directories.
- %Local%
- %Temp%
- %Windows%
- %SystemDrive%
- %LocalLow%
- %AppData%
- %System%
- %system32%
The Nitz virus distributes its _readme.txt ransom notice, the text of which is:
Various registry value entries can be developed by the Nitz virus, some of which may dwell in the Windows Run and RunOnce Registries .
What Are .nitz Files
The .nitz files were attacked by ransomware, rendering them unaccessible until the encryption is decrypted. To recover the files, either the ransom must be paid or a reliable data recovery tool should be employed. This virus focuses on specific file types and applies the AES encryption algorithm for encryption.
- Videos (.mp4, .avi, etc.).
- Audio (.mp3, .wav, etc.).
- Picture file kinds (.jpg, .png, .etc).
- Archive file formats (.zip, .rar, etc).
- Documents of different types (.docx, .pptx, etc.).
- Others.
Example.jpg.nitz
How to Open .nitz Files
If .nitz virus ransomware is identified on your computer, the most crucial move is to get rid of the dangerous virus and recover the files from a backup, since it is not feasible to gain access to the encrypted files without paying the ransom asked for by the cybercriminals. In the case of DJVU ransomware, the same course of action should be taken as a primary concern.
What To Do If My Files Are .nitz?
The only certain way to bring back files encrypted by Nitz virus ransomware is to get them from a backup or by reversing the cipher. If no backup is on hand, data recovery software may be utilized in an effort to bring back the files, as shown in the guide below. Nonetheless, there is no promise that these methods will be successful.
How To Protect Windows from Nitz In The Future?
Defend your Windows system from the Nitz virus ransomware by regularly applying the most recent security patches and updates, safely storing your files, being careful when navigating the web, and being aware of the files you get.
How to Remove Nitz Virus?
To avert additional encryption of records by the Nitz virus ransomware, unplug your computer from the web. Then, use a dependable anti-malware tool to scan and take out any harmful files. In the event that you have a backup, make use of it to recover the records. Otherwise, you can make use of data recovery tools to attempt to get back the encrypted files.
How to Decrypt / Fix .nitz Files?
To crack the files hindered by this virus, we recommend using a tool to help detect the decryption key. This tool is located in the STOP Ransomware decryption steps .
- Step 1
- Step 2
- Step 3
- Step 4
- Step 5
Step 1: Scan for Nitz with SpyHunter Anti-Malware Tool
Ransomware Automatic Removal - Video Guide
Step 2: Uninstall Nitz and related malware from Windows
Here is a method in few easy steps that should be able to uninstall most programs. No matter if you are using Windows 10, 8, 7, Vista or XP, those steps will get the job done. Dragging the program or its folder to the recycle bin can be a very bad decision. If you do that, bits and pieces of the program are left behind, and that can lead to unstable work of your PC, errors with the file type associations and other unpleasant activities. The proper way to get a program off your computer is to Uninstall it. To do that:
Step 3: Clean any registries, created by Nitz on your computer.
The usually targeted registries of Windows machines are the following:
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
You can access them by opening the Windows registry editor and deleting any values, created by Nitz there. This can happen by following the steps underneath:
Before starting "Step 4", please boot back into Normal mode, in case you are currently in Safe Mode.
This will enable you to install and use SpyHunter 5 successfully.
Step 4: Boot Your PC In Safe Mode to isolate and remove Nitz
Step 5: Try to Restore Files Encrypted by Nitz.
Method 1: Use STOP Decrypter by Emsisoft.
Not all variants of this ransomware can be decrypted for free, but we have added the decryptor used by researchers that is often updated with the variants which become eventually decrypted. You can try and decrypt your files using the instructions below, but if they do not work, then unfortunately your variant of the ransomware virus is not decryptable.
Follow the instructions below to use the Emsisoft decrypter and decrypt your files for free. You can download the Emsisoft decryption tool linked here and then follow the steps provided below:
1 Right-click on the decrypter and click on Run as Administrator as shown below:
2. Agree with the license terms:
3. Click on "Add Folder" and then add the folders where you want files decrypted as shown underneath:
4. Click on "Decrypt" and wait for your files to be decoded.
Note: Credit for the decryptor goes to Emsisoft researchers who have made the breakthrough with this virus.
Method 2: Use data recovery software
Ransomware infections and Nitz aim to encrypt your files using an encryption algorithm which may be very difficult to decrypt. This is why we have suggested a data recovery method that may help you go around direct decryption and try to restore your files. Bear in mind that this method may not be 100% effective but may also help you a little or a lot in different situations.
Simply click on the link and on the website menus on the top, choose Data Recovery - Data Recovery Wizard for Windows or Mac (depending on your OS), and then download and run the tool.
Nitz-FAQ
What is Nitz Ransomware?
Nitz is a ransomware infection - the malicious software that enters your computer silently and blocks either access to the computer itself or encrypt your files.
Many ransomware viruses use sophisticated encryption algorithms to make your files inaccessible. The goal of ransomware infections is to demand that you pay a ransom payment to get access to your files back.
What Does Nitz Ransomware Do?
Ransomware in general is a malicious software that is designed to block access to your computer or files until a ransom is paid.
Ransomware viruses can also damage your system, corrupt data and delete files, resulting in the permanent loss of important files.
How Does Nitz Infect?
Via several ways.Nitz Ransomware infects computers by being sent via phishing emails, containing virus attachment. This attachment is usually masked as an important document, like an invoice, bank document or even a plane ticket and it looks very convincing to users.
Another way you may become a victim of Nitz is if you download a fake installer, crack or patch from a low reputation website or if you click on a virus link. Many users report getting a ransomware infection by downloading torrents.
How to Open .Nitz files?
You can't without a decryptor. At this point, the .Nitz files are encrypted. You can only open them once they are decrypted using a specific decryption key for the particular algorithm.
What to Do If a Decryptor Does Not Work?
Do not panic, and backup the files. If a decryptor did not decrypt your .Nitz files successfully, then do not despair, because this virus is still new.
Can I Restore ".Nitz" Files?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore .Nitz files.
These methods are in no way 100% guaranteed that you will be able to get your files back. But if you have a backup, your chances of success are much greater.
How To Get Rid of Nitz Virus?
The safest way and the most efficient one for the removal of this ransomware infection is the use a professional anti-malware program.
It will scan for and locate Nitz ransomware and then remove it without causing any additional harm to your important .Nitz files.
Can I Report Ransomware to Authorities?
In case your computer got infected with a ransomware infection, you can report it to the local Police departments. It can help authorities worldwide track and determine the perpetrators behind the virus that has infected your computer.
Below, we have prepared a list with government websites, where you can file a report in case you are a victim of a cybercrime:
Cyber-security authorities, responsible for handling ransomware attack reports in different regions all over the world:
Germany - Offizielles Portal der deutschen Polizei
United States - IC3 Internet Crime Complaint Centre
United Kingdom - Action Fraud Police
France - Ministère de l'Intérieur
Italy - Polizia Di Stato
Spain - Policía Nacional
Netherlands - Politie
Poland - Policja
Portugal - Polícia Judiciária
Greece - Cyber Crime Unit (Hellenic Police)
India - Mumbai Police - CyberCrime Investigation Cell
Australia - Australian High Tech Crime Center
Reports may be responded to in different timeframes, depending on your local authorities.
Can You Stop Ransomware from Encrypting Your Files?
Yes, you can prevent ransomware. The best way to do this is to ensure your computer system is updated with the latest security patches, use a reputable anti-malware program and firewall, backup your important files frequently, and avoid clicking on malicious links or downloading unknown files.
Can Nitz Ransomware Steal Your Data?
Yes, in most cases ransomware will steal your information. It is a form of malware that steals data from a user's computer, encrypts it, and then demands a ransom in order to decrypt it.
In many cases, the malware authors or attackers will threaten to delete the data or publish it online unless the ransom is paid.
Can Ransomware Infect WiFi?
Yes, ransomware can infect WiFi networks, as malicious actors can use it to gain control of the network, steal confidential data, and lock out users. If a ransomware attack is successful, it could lead to a loss of service and/or data, and in some cases, financial losses.
Should I Pay Ransomware?
No, you should not pay ransomware extortionists. Paying them only encourages criminals and does not guarantee that the files or data will be restored. The better approach is to have a secure backup of important data and be vigilant about security in the first place.
What Happens If I Don't Pay Ransom?
If you don't pay the ransom, the hackers may still have access to your computer, data, or files and may continue to threaten to expose or delete them, or even use them to commit cybercrimes. In some cases, they may even continue to demand additional ransom payments.
Can a Ransomware Attack Be Detected?
Yes, ransomware can be detected. Anti-malware software and other advanced security tools can detect ransomware and alert the user when it is present on a machine.
It is important to stay up-to-date on the latest security measures and to keep security software updated to ensure ransomware can be detected and prevented.
Do Ransomware Criminals Get Caught?
Yes, ransomware criminals do get caught. Law enforcement agencies, such as the FBI, Interpol and others have been successful in tracking down and prosecuting ransomware criminals in the US and other countries. As ransomware threats continue to increase, so does the enforcement activity.
About the Nitz Research
The content we publish on SensorsTechForum.com, this Nitz how-to removal guide included, is the outcome of extensive research, hard work and our team’s devotion to help you remove the specific malware and restore your encrypted files.
How did we conduct the research on this ransomware?
Our research is based on an independent investigation. We are in contact with independent security researchers, and as such, we receive daily updates on the latest malware and ransomware definitions.
Furthermore, the research behind the Nitz ransomware threat is backed with VirusTotal and the NoMoreRansom project.
To better understand the ransomware threat, please refer to the following articles which provide knowledgeable details.
As a site that has been dedicated to providing free removal instructions for ransomware and malware since 2014, SensorsTechForum’s recommendation is to only pay attention to trustworthy sources.
How to recognize trustworthy sources:
- Always check "About Us" web page.
- Profile of the content creator.
- Make sure that real people are behind the site and not fake names and profiles.
- Verify Facebook, LinkedIn and Twitter personal profiles.