What Is POHJ Virus?
The STOP/DJVU virus family has produced another variant, this time carrying the .pohj file extension and the _readme.txt ransom note. The main goal of this nasty infection is to cause an encryption of your files, preventing you from opening them. This may cause a lot of issues to your device as many of those files are used against you and you are led to believe in the extortion note that your only choice seems to be to pay a ransom in Bitcoin to fix them.
Read this article to learn further information about the activity of the POHJ Virus virus and what steps you can take to fully get rid of it.
POHJ Virus Virus Summary
|Name||POHJ Virus 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||.POHJ Virus|
|Short Description||The ransomware encrypts files on your computer system and demands a ransom to be paid to allegedly recover them.|
|Symptoms||The POHJ Virus Virus ransomware will encrypt your files by appending the .POHJ Virus extension to them.|
|Ransom Demanding Note||_readme.txt|
|Distribution Method||Spam Emails, Email Attachments|
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POHJ Virus Virus – How Did I Get Infected?POHJ Virus virus is very similar to other versions of this family, including .bbbw, .ckae and .bbbr and .avyu variants.
These viruses may enter your computer system via one of the two main ways:
- If it is sent to you as an e-mail attachment or a URL.
- By being downloaded from a shady site.
In case the virus has infected via email, there is a solid chance that it could pretend to be one of the following kinds of files:
- Work-related files.
- E-Tickets for events or flights.
When downloaded and opened the files may trigger the following infection process:
Another infection scenario is if the files are downloaded from some type of a shady software download site. If this is the case, the files may appear like something the user is looking for, for example:
- Software patches.
- Self extracting archives or regular archives.
- Fake installation files.
- Cracked portable versions of apps.
- Software or game cracks.
- Key generator (or Keygen).
POHJ Virus Virus – What Does It Do?
Once POHJ Virus virus has infected the computer, it may begin to connect to a remote server, from where it may download the payload, which could comprised of more than one file and these files may be located in the following Windows directories:
Among the files that are dropped on your computer system by this malware is also the _readme.txt ransom note:
Inactivity of this ransom ware on your computer system is to attack your main WindowsRegistries, setting strings in them in sub-keys, like the following:
What Are .POHJ Virus Files
The .POHJ Virus files have been encrypted by using AES encryption algorithm. The way it works is the virus scans for the files, based on the file extensions that they have, while avoiding Windows files and drivers. The following data may be affected:
- Audio (.mp3, .wav, etc.).
- Picture file kinds (.jpg, .png, .etc).
- Videos (.mp4, .avi, etc.).
- Archive file formats (.zip, .rar, etc).
- Documents of different types (.docx, .pptx, etc.).
As soon as the encryption process has completed, the virus may leave the files looking like the following:
How to Remove POHJ Virus?
The POHJ virus can be deleted from your device using the steps below. They are divided in manual or automatic removal methods and are designed to assist you in deleting any malicious software from your device either yourself or using a professional anti-malware program. The second option is the one that many experts would advise you to go for, because it includes scanning your machine using a professional tool which will fully check it undetected delete the latest threads prominent, plus ensure future protection.
How to Decrypt .POHJ Virus Files?
The .POHJ Virus files can be decrypted using the STOP Decrypter tool, created by independent researchers, like Michael Gillespie and others. We have shown how to do it and it should work for the offline key variants of the virus. The STOP Ransomware Decryption Steps or the video guide below have more on how to use this tool.
Video guide for using the STOP Ransomware Decryptor:
What is POHJ Virus Ransomware?
POHJ Virus 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.
Can POHJ Virus Ransomware Cayse Damage?
Yes, ransomware can damage your computer. Ransomware is a malicious software that is designed to block access to your computer or files until a ransom is paid.
Ransomware can also damage your system, corrupt data and delete files, resulting in the permanent loss of important files.
Should I Ignore Viruses, Like POHJ Virus?
No, you should never ignore ransomware. It can encrypt your data and block access to your computer, making it impossible to access your files until you pay a ransom.
Ignoring ransomware could lead to the permanent loss of your data, as well as the potential for the ransomware to spread to other computers on your network. Additionally, paying the ransom does not guarantee that your data will be recovered.
How Does POHJ Virus Infect?
Via several ways.POHJ Virus 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.
After you download and execute this attachment, a drive-by download occurs and your computer is infected with the ransomware virus.
Another way you may become a victim of POHJ Virus 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 .POHJ Virus files?
You can't. At this point, the .POHJ Virus files are encrypted. You can only open them once they are decrypted using a specific decryptionkey 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 .POHJ Virus files successfully, then do not despair, because this virus is still new.
Can I Restore ".POHJ Virus" Files?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore .POHJ Virus 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 POHJ Virus 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 POHJ Virus ransomware and then remove it without causing any additional harm to your important .POHJ Virus files.
Also, keep in mind that viruses like POHJ Virus ransomware also install Trojans and keyloggers that can steal your passwords and accounts.
What to Do If I Cant Get The Files Back?
There is still a lot you can do. If none of the above methods seem to work for you, then try these methods:
- Try to find a safe computer from where you can can login on your own line accounts like One Drive, iDrive, Google Drive and so on.
- Try to contact your friends, relatives and other people so that they can check if they have some of your important photos or documents just in case you sent them.
- Also, check if some of the files that were encrypted can be re-downloaded from the web.
- Another clever way is to find another old computer, a flash drive or even a CD or a DVD where you may have saved your older documents. You might be surprised what will turn up.
- You can also go to your email account to check if you can send any attachments to other people. Usually what is sent the email is saved on your account and you can re-download it. But most importantly, make sure that this is done from a safe computer and make sure to remove the virus first.
More tips you can find on our forums, where you can also asks any questions about your ransomware problem.
How to 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 POHJ Virus 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.
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.
Why Is the Ransom Paid in Crypto?
Cryptocurrency is a secure and untraceable form of payment, making it the ideal choice for ransom payments. It is difficult to trace, and the transactions are almost instantaneous. This means it is nearly impossible for authorities to track the payment and recover the money.
Can 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 POHJ Virus Research
The content we publish on SensorsTechForum.com, this POHJ Virus 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.
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.
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- Always check "About Us" web page.
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