Remove Doyuk 2.0 Virus (.doyuk2 Files Ransomware)

Doyuk 2.0 Virus Ransomware

The Doyuk 2.0 stands for a ransomware-type infection. Doyuk 2.0 was elaborated specifically to encrypt all major file types. As soon as the file is encrypted people are not able to use them. Doyuk 2.0 adds the “.doyuk2” extension for each file encrypted by it. For example, the file “myphoto.jpg“, once encrypted by Doyuk 2.0, will be renamed into “myphoto.jpg.doyuk2“. As soon as the encryption is finished, Doyuk 2.0 places a special text file into every folder containing the encrypted data.

The message given by Doyuk 2.0 text file requesting the ransom is definitely the like the statements given by other ransomware virus representatives. It literally points out that the info is encrypted which the only way to bring back it is to use a a special decryption key. Sadly, this is definitely true. The sort of cryptography mechanism applied by Doyuk 2.0 is still not appropriately examined. Still, it is definitely specific that each victim may be given the specific decryption key, which is absolutely unique. It is difficult to restore the files without the key available.

Another trick of Doyuk 2.0 is that the victims cannot get to the key. The key is stored on a specific server run by the frauds connected with Doyuk 2.0 ransomware. To get the key and recover the important information people need to pay the ransom.

Nevertheless, regardless of the asked for amount, people must keep away from paying the ransom virus. Cyber frauds are not fair, so they tend to completely ignore what their victims feel about the problem, even when the payment reaches their pockets. This is why paying the ransom usually does not give any positive result and people just lose their money for nothing.

We strongly advise 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 Doyuk 2.0 ransomware and to recover the information data for free. Thus, the only right decision is to recover the lost information from the available backup.

Virus Summary

Name Doyuk 2.0 Ransomware
File Extension .doyuk2
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 doyuk2 extension to all the files modified by it.
Distribution Method Spam Emails, Email Attachments
Removal Tool   GridinSoft Anti-Malware

Remember that the internet is now overwhelmed with threats that look similar to Doyuk 2.0 ransomware. Destructive programs of such kind are normally elaborated to encrypt essential information and to set forth the need prior to the user to pay the ransom. The peculiarity of all such ransomware threats is that all apply a comparable algorithm to produce the distinct decryption key for information decryption.

Hence, as long as the ransomware is still being developed or has some hidden bugs, by hand recovering the information is just not feasible. The only way to prevent the loss of your essential data is to frequently create backups of your important information.

Bear in mind that even if you create such backups, they must be placed into a special storage utility not connect to your main PC. You may use the USB Flash Drive or external disk drive for this purpose, or refer to the help of the cloud storage. If you keep 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 computer?

There are numerous methods used by online frauds to distribute Doyuk 2.0 ransomware. Despite the fact that it is uncertain how exactly Doyuk 2.0 injects your system, there are some leaks through which it may infiltrate the system:

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

Often Doyuk 2.0 virus might exist as some legitimate software application, for example, in the pop-ups instructing users to implement some essential software updates. This is the common technique used by online frauds to persuade people into downloading and installing Doyuk 2.0 infection manually, by methods of their direct participation in the installation process.

Furthermore, the criminals might describe various email spam strategies to inject harmful codes into systems. So, they may refer to to sending unsolicited spam e-mails with tricky notices promoting users to download the attachments or click on certain download links, for example, the ones encouraging users to open some photos, files, tax reports or invoices.

Needless to mention, opening such documents or clicking on such dangerous links may badly harm the system. Fictitious Adobe Flash Player upgrade alerts may result in Doyuk 2.0 ransom injection. As for the cracked applications, these illegally downloaded programs may also contain destructive codes leading to Doyuk 2.0 secret installation. Lastly, injection of Doyuk 2.0 may happen by means of Trojans that privately get injected into the system and install destructive utilities without the user’s permission.

Is there any way to avoid the injection of Doyuk 2.0 ransom virus?

Despite the fact that there is no 100% guarantee to avoid your computer from getting infected, there are some pieces of suggestions we want to show with you. To start with, be extremely mindful when you surf the web and especially while downloading free apps. Keep away from opening suspicious email attachments, especially when the sender of the email is not familiar to you.

Bear in mind that some freeware installers may contain other unwanted utilities in the package, so they may be destructive. Ensure that your current antivirus and your entire OS is always appropriately updated.

Naturally, downloading pirated software is illegal and may result in essential damage to be produced your PC. For this reason, stay away from downloading cracked software. You are also strongly encouraged to reconsider your existing security software and possibly switch to another security solution that can render better services of defending your Windows.

Below please find the quotation from the Doyuk 2.0 text file:

All of your files have been encrypted!
There is no way to restore your data without a special software Doyuk 2.0 version.
To obtain the software, send an email to: keydoyuk@gmail.com
and tell us your unique ID: -

Screenshot of files with “.doyuk2” extension added by the ransomware:

Use GridinSoft Anti-Malware to remove Doyuk 2.0 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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