Remove Unkno Virus (.unkno Files Ransomware)

Unkno – Ransomware

The Unkno mean a ransomware-type infection. Unkno was elaborated particularly to encrypt all major file types. When the file is encrypted people are unable to use them. Unkno adds the “.unkno” extension for each file encrypted by it. For example, the file “myphoto.jpg“, once encrypted by Unkno, will be renamed into “myphoto.jpg.unkno“. As soon as the encryption is finished, Unkno places a special text file into every folder containing the encrypted data.

The message given by Unkno text file requesting for the ransom is absolutely the same as the statements given by other ransomware virus representatives. It literally points out that the information is encrypted which the only way to bring back it is to use a a special decryption key. Unfortunately, this is definitely true. The type of cryptography mechanism applied by Unkno is still not appropriately examined. Still, it is absolutely particular that each victim may be given the specific decryption key, which is completely distinct. It is impossible to restore the files without the key available.

Another technique of Unkno is that the victims cannot access to the key. The key is stored on a specific server run by the frauds related to Unkno ransomware. To get the key and recover the important information people need to pay the ransom.

Nevertheless, irrespective of the asked for amount, people should stay away from paying the virus. Cyber frauds are not fair, so they tend to completely disregard what their victims feel about the issue, even when the payment reaches their pockets. This is why paying the ransom usually does not give any positive outcome and people just lose their money for absolutely nothing.

We strongly recommend that you do not contact these crooks and absolutely do not transfer money into their accounts. It is said to admit that there are no utilities able to crack Unkno ransomware and to recover the data data totally free. Thus, the only best decision is to recover the lost information from the available backup.

Virus Summary

Name Unkno Ransomware
File Extension .unkno
Type Ransomware
Short Description The ransomware encrypts all the data stored on your system and requires a ransom to be paid on your part supposedly to recover your important files.
Symptoms File encryption by the ransomware is performed by means of the AES and RSA encryption algorithms. Once the encryption is completed, the ransomware adds its special unkno extension to all the files modified by it.
Distribution Method Spam Emails, Email Attachments
Removal Tool   GridinSoft Anti-Malware

Bear in mind that the internet is now overwhelmed with threats that look comparable to Unkno ransomware. Destructive programs of such kind are usually elaborated to encrypt crucial data and to set forth the demand before the user to pay the ransom. The peculiarity of all such ransomware threats is that all apply a comparable algorithm to create the unique decryption key for data decryption.

Therefore, as long as the ransomware is still being developed or has some hidden bugs, manually recovering the information is just not feasible. The only method to prevent the loss of your crucial data is to routinely create backups of your important information.

Keep in mind that even if you create such backups, they must be placed into a special storage utility not connect to your main computer. You may use the Memory Stick or external hard drive for this purpose, or refer to the help of the cloud storage. If you save your backup files on your common system they may be encrypted in addition to other files, so it’s definitely not a good storage place.

How did ransomware infect my PC?

There are numerous methods used by online scams to distribute Unkno virus. Even though it doubts how exactly Unkno injects your computer, there are some leaks through which it may infiltrate the system:

  • integration with third-party apps, especially freeware;
  • spam emails from unidentified senders;
  • websites rendering free hosting services;
  • pirated peer-to-peer (P2P) downloads.

Often Unkno ransomware might exist as some genuine software, for example, in the pop-ups instructing users to execute some crucial software updates. This is the common trick used by online scams to persuade people into downloading and installing Unkno infection manually, by ways of their direct participation in the installation process.

Furthermore, the criminals may describe various e-mail spam strategies to inject malicious codes into systems. So, they may refer to to sending unsolicited spam emails with tricky notifications promoting users to download the attachments or click on certain download links, for example, the ones encouraging users to open some video, files, tax reports or invoices.

Needless to mention, opening such files or clicking on such dangerous links may badly damage the PC. Fictitious Adobe Flash Player update notifies may result in Unkno ransom injection. As for the cracked software, these illegally downloaded programs may likewise consist of malicious codes leading to Unkno secret installation. Lastly, injection of Unkno may occur by methods of Trojans that secretly get injected into the system and install harmful utilities without the user’s authorization.

Is there any method to prevent the injection of Unkno ransom virus?

Even though there is no 100% guarantee to prevent your computer from getting infected, there are some pieces of guidance we want to share with with you. First of all, be very careful when you browse the web and specifically while downloading totally free apps. Stay away from opening suspicious email attachments, especially when the sender of the email is not familiar to you.

Remember that some freeware installers may contain other unwanted utilities in the package, so they may be harmful. Make certain that your current anti-virus and your entire operating system is always duly updated.

Naturally, downloading pirated software is unlawful and may lead to necessary damage to be produced your PC. Thus, stay away from downloading cracked software. You are also strongly encouraged to reconsider your existing security software and potentially change to another security solution that can render better services of defending your computer.

Screenshot of files with “.unkno” extension added by the ransomware:

Use GridinSoft Anti-Malware to remove Unkno ransomware from your computer

1.Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

  GridinSoft Anti-Malware

2. Double-click on the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-ag.exe file to install GridinSoft Anti-Malware on your computer.

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

3. Press Install button for run GridinSoft Anti-Malware.

3.Once installed, GridinSoft Anti-Malware will automatically run.

4. Wait for the GridinSoft Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your computer for Win Speedup 2018 and other malicious programs. This process can take a 20-30 minutes, so we suggest you periodically check on the status of the scan process.

5. Click on “Clean Now”.

When the scan has completed, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

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Daniel Zimmermann

Daniel Zimmermann has been writing on security and malware subjects for many years and has been working in the security industry for over 10 years. Daniel was educated at the Saarland University in Saarbrücken, Germany and currently lives in New York.

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