Remove Katyusha ransomware

What is file encoding malware

Katyusha ransomware is considered to be ransomware, a file-encrypting kind of malware. Contamination might mean, you may permanently lose access to your files, so infection is no simple matter. Due to this, and the fact that getting infected is rather easy, data encrypting malicious software is considered to be very dangerous. Data encoding malware developers count on users being careless, as contamination generally infects via spam email attachments, malicious adverts and malicious downloads. As soon as it’s up and running, it will start encoding your data, and once the process is complete, you’ll be requested to buy a method to decode files, which will allegedly decrypt your data. Depending on which ransomware has infected your computer, the sum requested will be different. We do not recommend paying, no matter how little you are requested to pay. Cyber crooks will not feel obligated to return your files, so you could end up receiving nothing. If you take the time to look into it, you will certainly find accounts of people not being able to recover data, even after paying. This type of thing may happen again or something might happen to your system, thus it would be much better to invest the money into some kind of backup. You’ll be presented with a lot of backup options, all you need to do is pick the one best matching you. You may restore files from backup if you had it available prior to infection, after you remove Katyusha ransomware. You will happen upon malware like this everywhere, and contamination is likely to occur again, so the least you could do is be prepared for it. If you wish to remain safe, you need to familiarize yourself with potential contaminations and how to safeguard yourself.

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Ransomware distribution methods

Normally, ransomware sticks to the basic methods for distribution, such as through suspicious sources for downloads, malicious adverts and corrupted email attachments. More sophisticated methods are not as common.

You possibly got the infection through email attachment, which might have came from a legitimate seeming email. Crooks attach an infected file to an email, which gets sent to many users. You could normally find those emails in the spam folder but some users check the folder for emails that may have accidentally landed there, and if the ransomware looks somewhat credible, they open it, without considering why it ended up in spam. You can expect the ransomware email to have a basic greeting (Dear Customer/Member/User etc), evident mistypes and mistakes in grammar, encouragement to open the attachment, and the use of a famous company name. Your name would be inserted into the email automatically if it was a legitimate company whose email you should open. Amazon, PayPal and other big company names are commonly used because users know them, thus are not afraid to open the emails. Pressing on adverts hosted on dubious pages and using dangerous web pages as download sources could also lead to an infection. Certain advertisements could be infected, so avoid clicking on them when on dubious reputation pages. You may have also obtained the ransomware accidentally when it was concealed as some kind of software/file on an untrustworthy download platform, which is why you ought to stick to official ones. Sources such as ads and pop-ups are infamous for being not trustworthy sources, so avoid downloading anything from them. If an application was needed to be updated, you would be alerted via the application itself, not via your browser, and usually they update without your interference anyway.

What does it do?

File encoding malicious software could result in permanent data loss, which is what makes it such a harmful threat. The ransomware has a list of target files, and it’ll take a short time to locate and encode them all. You will notice that your files have an extension attached to them, which will help you identify the file encoding malware and see which files have been encoded. The reason why your files may be not possible to decode for free is because strong encryption algorithms could be used for the encryption process, and can be impossible to break them. A ransom note will then appear on your screen, or will be found in folders containing encoded files, and it should explain everything, or at least try to. You’ll be offered a a decryption utility which you can purchase from them, but that is not the recommended option. Remember that you’re dealing with hackers, and what’s stopping them from simply taking your money. Your money would also finance their future ransomware projects. By giving into the requests, victims are making file encrypting malicious programs a rather profitable business, which already made $1 billion in 2016, and that will attract many people to it. Instead of paying cyber criminals money, invest the money into backup. And if a similar infection occurred again, you wouldn’t be jeopardizing your data. We would advise you don’t pay attention to the requests, and if the infection still remains on your computer, erase Katyusha ransomware, in case you require help, you may use the instructions we supply below this report. If you become familiar with the spread ways of this infection, you should learn to avoid them in the future.

Katyusha ransomware elimination

Anti-malware utility will have to be employed to get rid of the infection, if it is still somewhere on your computer. Because you have to know exactly what you are doing, we do not suggest proceeding to eliminate Katyusha ransomware manually. Instead of endangering your device, use reliable removal software. The program should terminate Katyusha ransomware, if it is still present, as those programs are made with the intention of taking care of such infections. However, if you aren’t sure about where to start, instructions can be found below. Sadly, the anti-malware is not capable of decrypting your data, it will only erase the threat. However, free decryptors are released by malware researchers, if the data encrypting malicious program is decryptable.

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Learn how to remove Katyusha ransomware from your computer

• Step 1. Remove Katyusha ransomware using Safe Mode with Networking.
• Step 2. Remove Katyusha ransomware using System Restore
• Step 3. Recover your data

Step 1. Remove Katyusha ransomware using Safe Mode with Networking.

• a) Step 1. Access Safe Mode with Networking.
• b) Step 2. Remove Katyusha ransomware.

a) Step 1. Access Safe Mode with Networking.

For Windows 7/Vista/XP

1. Start → Shutdown → Restart → OK.
2. Press and keep pressing F8 until Advanced Boot Options appears.
3. Choose Safe Mode with Networking

For Windows 8/10 users

1. Press the power button that appears at the Windows login screen. Press and hold Shift. Click Restart.
2. Troubleshoot → Advanced options → Startup Settings → Restart.
3. Choose Enable Safe Mode with Networking.

b) Step 2. Remove Katyusha ransomware.

You will now need to open your browser and download some kind of anti-malware software. Choose a trustworthy one, install it and have it scan your computer for malicious threats. When the ransomware is found, remove it. If, for some reason, you can't access Safe Mode with Networking, go with another option.

Step 2. Remove Katyusha ransomware using System Restore

• a) Step 1. Access Safe Mode with Command Prompt.
• b) Step 2. Restore files and settings.

a) Step 1. Access Safe Mode with Command Prompt.

For Windows 7/Vista/XP

1. Start → Shutdown → Restart → OK.
2. Press and keep pressing F8 until Advanced Boot Options appears.
3. Select Safe Mode with Command Prompt.

For Windows 8/10 users

1. Press the power button that appears at the Windows login screen. Press and hold Shift. Click Restart.
2. Troubleshoot → Advanced options → Startup Settings → Restart.
3. Choose Enable Safe Mode with Command Prompt.

b) Step 2. Restore files and settings.

1. You will need to type in cd restore in the window that appears. Press Enter.
2. Type in rstrui.exe and again, press Enter.
3. A window will pop-up and you should press Next. Choose a restore point and press Next again.
4. Press Yes.

While this should have taken care of the ransomware, you might want to download anti-malware just to be sure no other threats are lurking.  

Step 3. Recover your data

• a) Using Data Recovery Pro to recover encrypted files.
• b) Restore files through Windows Previous Versions
• c) Using Shadow Explorer to recover files

While backup is essential, there is still quite a few users who do not have it. If you are one of them, you can try the below provided methods and you just might be able to recover files.

a) Using Data Recovery Pro to recover encrypted files.

1. Download Data Recovery Pro, preferably from a trustworthy website.
2. Scan your device for recoverable files.
3. Recover them.

b) Restore files through Windows Previous Versions

If you had System Restore enabled, you can recover files through Windows Previous Versions.

1. Find a file you want to recover.
2. Right-click on it.
3. Select Properties and then Previous versions.
4. Pick the version of the file you want to recover and press Restore.

c) Using Shadow Explorer to recover files

If you are lucky, the ransomware did not delete your shadow copies. They are made by your system automatically for when system crashes.

1. Go to the official website (shadowexplorer.com) and acquire the Shadow Explorer application.
2. Set up and open it.
3. Press on the drop down menu and pick the disk you want.
4. If folders are recoverable, they will appear there. Press on the folder and then Export.

* SpyHunter scanner, published on this site, is intended to be used only as a detection tool. More info on SpyHunter. To use the removal functionality, you will need to purchase the full version of SpyHunter. If you wish to uninstall SpyHunter, click here.