CryptoShield Ransomware

What is CryptoShield Ransomware?

As the name implies, CryptoShield Ransomware is a ransomware-type program that was designed to encrypt the files on infected computers and demand that their owners pay a ransom for the decryption key. If your computer happens to become infected with this ransomware, we advise that you remove it because you might not get the decryption tool even if you pay the cyber criminals. Our malware researchers say that this particular ransomware can encrypt many of your files and demand money to decrypt them. This program is used for extorting money from you, and if it has encrypted valuable and personal files, you may be compelled to pay it.testtesttest

What does CryptoShield Ransomware do?

If CryptoShield Ransomware were to infect your computer, then it would start encrypting your files immediately. Testing has shown that this particular ransomware can encrypt more than a hundred file formats and there is no doubt that it does that to affect as many of your important files as possible so that you would be compelled to pay the ransom. This ransomware’s main executable is named SmartScreen.exe, and it is dropped in %ALLUSERSPROFILE%\MicroSoftWare\SmartScreen upon infection.

Once your computer has become infected with CryptoShield Ransomware, it will go to work immediately and begin encrypting your files. Researchers say that this program uses the RSA-2048 encryption algorithm to encrypt your files. It creates a public key that is stored on your PC and a private key that is uploaded to this ransomware’s command and control server and should be given to you when you pay the ransom. However, there is no guarantee that you will receive the key once you have paid. The cyber criminals demand you pay within 72 hours because if you do not meet the deadline, then CryptoShield Ransomware will delete your files. You can only know how much you have to pay when you contact the crooks via one the supplied email address.

Note that it this ransomware drops a text file named "# RESTORING FILES #.txt" in all location where a file as encrypted. This file acts as the ransom note. As you can see, this malicious program is rather dangerous and can cause you many problems, so let us see how it can be distributed so that you could avoid having it infect your PC.

Where does CryptoShield Ransomware come from?

Our malware analysts say that cyber criminals should distribute CryptoShield Ransomware via malicious emails that they send from a dedicated email server. Researchers say that this ransomware is distributed across the globe because there is no indication that it is distributed in one particular region. The emails include an attached file that can be a WSF (Windows Script File) files executed through Windows Script Host or a JavaScript file that runs a malicious script and downloads SmartScreen.exe secretly. Also, we want to note that the emails can be disguised as invoices, receipts, inquiries or something of the sort and give you the impression that they come from a legitimate company. Without a doubt, this program's developers use deceptive means to get your PC infected with it.

How do I remove CryptoShield Ransomware?

If you have an antimalware application such as SpyHunter, then it could stop CryptoShield Ransomware from entering your PC. However, if your computer has already been infected with this ransomware, then we recommend that you remove. You can use an antimalware application, but you can also do it manually. Please consult the guide below if you want to delete it yourself. You should also consider investing in a anti-malware application long-term. That way, your computer will be protected from future infections.

Removal Guide

  1. Hold down Windows+E keys.
  2. In the File Explorer’s address box, type %ALLUSERSPROFILE%\MicroSoftWare\SmartScreen and hit Enter.
  3. Find SmartScreen.exe.
  4. Right-click it and click Delete.
  5. Empty the Recycle Bin.
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