Remove Rezm Ransomware (.rezm File Decryption)

By CK Quinito | Posted on March 2, 2020 |

Rezm is a file-encrypting computer virus that obstruct users from opening their personal files and demands a ransom fee in order to retrieve access. Ransomware operators mostly order to settle the payment through crypto-currency or credit card, as much as possible.

Developers have several ways to infect computers with ransomware. One of the most efficient and common methods nowadays is via malicious spam emails, which is used to distribute ransomware like Rezm. Such emails may consist of deceptive attachments, or any subjects that might be of interest for target victims.

For Rezm ransomware, developers ought to trick people into opening attachments from their email. They present their victims with legitimate-looking correspondence acting that they are from a trusted institution or well-known companies. However, opening the attachment will automatically activate Rezm ransomware on the operating system.

Another effective technique of Rezm is through malicious advertisements. The use of online advertising in spreading Rezm ransomware is very convenient for developers. While web users browse on the internet, many ads can appear on computer screen. Some clicked advertisements can redirect to criminal servers that may inject Rezm ransomware on the operating system to begin its operations.

Rezm ransomware will scan through victim’s computer to locate valuable files. Developers will corrupt target files and encrypt it using a complex algorithm. The file extension .rezm will then be added on every infected file. For example, myimage.jpg will become myimage.jpg.rezm after the encryption. A ransom note _readme.txt will drop on every affected folders containing instructions and ransom demand of developers to recover the corrupted files.

Rezm Ransomware

This Rezm ransomware is really a threat to victims because once cyber criminals get hold of the important files, no security programs or system can restore the data. Since it is a ransomware, victims should pay a ransom fee in order to bring back the files. Unluckily, only Rezm developers can provide the decryption tool or solution. For some worst instances, even victims pays up the ransom fee, there is no assurance that Rezm operators will deliver those snatched files back.

How to Remove Rezm Ransomware

Ransomware files are placed deeply into the system and on various locations, thus, thorough scanning is vital to totally remove Rezm virus. Aside from our suggested tool, you may also run your own security program.

Though affected files may be impossible to decrypt due to complexity of the encryption, you can still try recovery method like alternative tool, Shadow Explorer or Previous Version as described below.

Stage 1: Scan the Computer with Anti-Malware Tool

1. Download free anti-malware scanner called MalwareBytes Anti-Malware.
Malwarebytes Anti-Malware Download Link (this will open a new window)

2. After downloading, install the program. It may run automatically or you have to double-click on the downloaded file MB3-Setup-[version].exe.

3. Carry out the installation with default setup process.

4. At the last stage of installation process, click the Finish button. The program should launch momentarily.

5. On Malwarebytes Anti-Malware console, select Scan from the menu to see available Scan Method.

6. Next, click on Threat Scan. This is the most complete scan method that will surely find any hidden malicious objects associated to Rezm ransomware.

7. Finally, click on Start Scan begin checking the computer for malware and similar threats.


8. Once the scan has completed, the tool will display the list of detected threats. Remove all identified malicious items and restart the computer if necessary.

Stage 2: Double-check for Rezm’s leftover with Microsoft’s Malicious Software Removal Tool

1. Download the free scanner called Malicious Software Removal Tool.
Malicious Software Removal Tool Download Link (this will open a new window)


2. The tool automatically checks the operating system and suggest appropriate download version. Click on Download button to begin. Save the file to a convenient location, preferably on Desktop.

3. After downloading the file, Windows will prompt that download has completed. Click Run to start scanning for Rezm ransomware. Another option is to browse the location folder and double click on the file to run.


4. The tool will display Welcome screen, click Next. Please note the message “This tool is not a replacement for an antivirus product.” You must understand that this program is made specifically to find and remove malware, viruses, Trojans, and other harmful elements on the computer. It was not designed to protect the computer.


5. Next, you will see Scan Type. Please choose Full Scan to ensure that all Rezm ransom virus entities and other harmful files left on the computer will be found and removed. For advanced computer user, you can opt for Customized Scan, if there are other drives or folders you wanted to include in this scan.


6. Full scan may take a while, please wait for Malicious Software Removal Tool to complete the tasks. However, you may cancel the scan anytime by clicking on the Cancel button.


7. After scanning, the tool will reveal all identified threats. There may be other threats that our first scan fails to detect. Please remove/delete all detected items.

8. When removal procedure is complete, you may now close Malicious Software Removal Tool. We hope that Rezm ransomware have been completely deleted from the computer. Please restart Windows to proceed with the normal operation.

Stage 3 : Unlocking files with Rezm Decryption Tool

Tools that may decrypt files infected by Rezm is not yet available at this time. We will update this section once the tool is on hand. In the meantime, please try the options below.

Option 1: Windows Previous Version Tool

Windows Vista and Windows 7 have a feature called Previous Versions. However, this tool is only usable if restore point was made prior to Rezm ransomware infection. To use this tool and recover files affected by the virus, please follow these steps:

1. Open My Computer or Windows Explorer.

2. Right-click on the affected files or folders. From the drop-down list, please click on Restore previous versions.

3. New window will open display all backup copy of files and folders you wanted to recover. Choose the appropriate file and click on Open, Copy, or Restore. Restoring selected files overwrites the current encrypted files on the computer.

Option 2: Use ShadowExplorer to restore files encrypted by Rezm Ransomware

Just like Previous Version tool, ShadowExplorer is taking advantage of shadow copy created by Windows. This tool allows you to retrieve older version of files before it was encrypted by Rezm ransomware.

1. Download ShadowExplorer from the official web site.

2. Install the program with the default settings.

3. The program should run automatically after installation. If not, double-click on ShadowExplorer icon.

4. You can see the drop-down list on top of the console. Please select proper drive and the most recent point-in-time shadow copies of files you wish to restore prior to Rezm ransomware infection.


5. Right-click on the Drive, Folder, or File you wish to restore and click Export…

6. Lastly, ShadowExplorer will prompt for location where you want to save the copy of recovered files.

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