Czech Ransomware Virus is Dangerous
Czech is a ransomware. Ransomware is a kind of malicious cyber infection. When it gets into the targeted computer system, it uses a particular encryption method to encrypt the files. Then it asks for a ransom fee. The research shows that, this ransomware is similar to JuicyLemon and Centurion_Legion. They have the same working patterns. And you will experience the same problems if you have one of them in your computer system. Czech is usually hidden in junk e-mail attachments.
To avoid the ransomware infection, you should not open the junk emails from some unidentified senders. In addition, some malicious web sites and programs are promoting the ransomware. You should be careful about the web sites that have many random pop-ups and programs in unknown sources. These pop-ups and programs may contain the installers of Czech. When it gets into your computer system, it automatically uses the RSA encryption key to encrypt the files. And then, you get a message that guides you to pay a ransom. However, it is wise to avoid paying the ransom, because there is no guarantee that you will eventually decrypt the files after you pay. You should get rid of Czech as soon as possible.
Guide to Remove Czech Ransomware Virus
Step 1: End malicious process via Windows Task Manager
1. Right click on the Task bar and select Start Task Manager (click Task Manager for Windows 8, 8.1 and 10).
2. In Processes tab, find out the processes of Czech ransomware virus and right click on it. (For Windows 8, 8.1 10 users, click Details tab). Usually, their processes are named randomly. After that, select Open File Location.
3. Go back to Task Manager and click End Process button (For Windows 8, 8.1 and 10 users, click End task). After that, delete all suspicious files in the folder.
Step 2: Show hidden files and folders
For Windows Vista and 7 users,
1. Click Start button to open Start Menu.
2. Open Control Panel and click Appearance and Personalization.
3. Click Folder Options.
4. In the View tab, click Show hidden files, folders and drives and click OK.
For Windows 8, 8.1 and 10 users,
1. Open any folder in your computer.
2. Click View tab and then tick Hidden items to show all hidden files.
Step 3: Locate the files of Czech and remove them
1. Hit Win and R keys on the keyboard to open Run box.
2. Type regedit and click OK.
3. Navigate to the location as below and remove the file displayed [RANDOM]
4. Run this malware detect tool to find out malicious files in the system and delete them completely so that Czech ransomware virus will not come back again.
Step 4: Restore the system data from a recent backup to decrypt encrypted files
You can try the following recovery methods, but we cannot promise that they will help you recover your files, as Czech ransomware virus uses AES-265 and RSA encryption method.
Method 1: Use System Restore.
1. Press Ctrl+Shift+Esc keys simultaneously to open Task Manager.
2. At the top left corner, click File and then click New task (Run…).
3. Type in rstrui in the box and click OK.
4. Click Next.
5. Select the restore point and click Next button.
6. Click Finish button to confirm your restore point.
7. Click Yes once you decide to restore your system.
Method 2: Use Shadow Volume Copies.
Shadow Copy (also referred as Volume Snapshot Service) is a technology in Windows that automatically backup copies or snapshots of computer files or volumes, even when they are being used. To recover your files, you can use Shadow Explorer that is for free.
1. Download Shadow Explorer from its official website and run it.
2. Select the drive and date of the backup files.
3. Right click the file or folder and click Export to save it.
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