Cerber 4.0 Ransomware Removal Guide

The Cerber 4.0 ransomware is the latest version of the Cerber family of malware, learn how to remove it by reading our guide.


Name
Cerber 4.0 Ransomware

File Extensions
Random name

Ransom
Varies

Solution #1
Cerber 4.0 Ransomware can be removed easily with the help of an anti-malware tool, a program that will clean your computer from the virus, remove any additional cyber-security threats, and protect you in the future.

Solution #2
Cerber 4.0 Ransomware can be removed manually, though it can be very hard for most home users. See the detailed tutorial below.

Distribution
Cerber 4.0 is delivered mainly through email spam campaigns that contain Microsoft Office documents (Word Documents and Excel spreadsheets) with infected macro.

Cerber 4.0 Ransomware Description

The latest generation of the Cerber ransomware family has been discovered by security experts worldwide. Version 4 of the threat features updated code and advanced feature that can cause even greater damage than before.

In addition to all features available from previous version, Cerber 4.0 creates a unique marker for every victim. This results in a random renaming convention for all affected files that may server as an identification of the compromised machines.

The developers of the ransomware have incorporated advanced anti-spyware and anti-virus measures that bypass their security mechanisms.

The updated encryption engine is combined with a new layer of obfuscation techniques with a JS loader which ensures that the ransomware will run in an effective way. The operators of the ransomware have devised several different strains of the threat, depending on the distribution method.

The security analysis of the code shows that Cerber 4.0 has changed from a TXT ransom note to a HTA one which offers extended customization options. The hackers who use the code may personalize the message according to the target victims company which is a good scare tactic that works well in extortion.

Here is a example of a Cerber 4.0 ransomware note:

CERBER RANSOMWARE
Instructions
Can’t you find the necessary files?
Is the content of your files not readable?
It is normal because the files’ names and the data in your files have been encrypted by “Cerber Ransomware”.
It means your files are NOT damaged! Your files are modified only. This modification is reversible.
From now it is not possible to use your files until they will be decrypted.
The only way to decrypt your files safely is to buy the special decryption software “Cerber Decryptor”.
Any attempts to restore your files with the third-party software will be fatal for your files!
You can proceed with purchasing of the decryption software at your personal page:
[links to pages on the TOR Network] If this page cannot be opened click here to generate a new address to your personal page

Cerber 4.0 begins the encryption process immediately after execution. This is why it is really important to protect yourself from malware.

The ransomware encrypts the user files and extorts the users to pay a ransom fee to restore access to their data.

Cerber 4.0 Ransomware Distribution

Cerber 4.0 is delivered mainly through email spam campaigns that contain Microsoft Office documents (Word Documents and Excel spreadsheets) with infected macro. Reports from several security vendors have also indicated that the ransomware has also been spotted on several hacked sites, malicious casino-theme sites, gaming partels and adult portals.

Other notorious cases include delivery by the RIG exploit kit which delivers the Cerber 4.0 ransomware through security vulnerabilities – mainly unpatched software and bad port configuration. The other notable exploit kit that delivers the malware is Neutrino.

Can You Remove Cerber 4.0?

Cerber 4.0 can be removed by using specialised anti-spyware programs that are designed to combat threats like this one. As the Cerber family is one of the most popular ransomware variants, it is extremely important to protect yourself from such threats.

Read on to find out how to remove the infection from your computer.

Cerber 4.0 Ransomware Removal

For a faster solution, you can run a scan with an advanced malware removal tool and delete Cerber 4.0 completely with a few mouse clicks.

STEP I: Start the PC in Safe Mode with Network
This will isolate all files and objects created by the ransomware so they will be removed efficiently.

    1) Hit WIN Key + R

Windows-key-plus-R-button-launch-Run-Box-in-Windows-illustrated

    2) A Run window will appear. In it, write “msconfig” and then press Enter
    3) A Configuration box shall appear. In it Choose the tab named “Boot
    4) Mark “Safe Boot” option and then go to “Network” under it to tick it too
    5) Apply -> OK

Or check our video guide – “How to start PC in Safe Mode with Networking

STEP II: Show Hidden Files

    1) Open My Computer/This PC
    2) Windows 7

      – Click on “Organize” button
      – Select “Folder and search options
      – Select the “View” tab
      – Go under “Hidden files and folders” and mark “Show hidden files and folders” option

    3) Windows 8/ 10

      – Open “View” tab
      – Mark “Hidden items” option

    show-hidden-files-win8-10

    4) Click “Apply” and then “OK” button

STEP III: Enter Windows Task Manager and Stop Malicious Processes

    1) Hit the following key combination: CTRL+SHIFT+ESC
    2) Get over to “Processes
    3) When you find suspicious process right click on it and select “Open File Location
    4) Go back to Task Manager and end the malicious process. Right click on it again and choose “End Process
    5) Next you should go folder where the malicious file is located and delete it

STEP IV: Remove Completely Cerber 4.0 Ransomware Using SpyHunter Anti-Malware Tool

Manual removal of Cerber 4.0 requires being familiar with system files and registries. Removal of any important data can lead to permanent system damage. Prevent this troublesome effect – delete Cerber 4.0 ransomware with SpyHunter malware removal tool.

SpyHunter anti-malware tool will diagnose all current threats on the computer. By purchasing the full version, you will be able to remove all malware threats instantly. Additional information about SpyHunter / Help to uninstall SpyHunter

STEP V: Repair Windows Registry

    1) Again type simultaneously the Windows Button + R key combination
    2) In the box, write “regedit”(without the inverted commas) and hit Enter
    3) Type the CTRL+F and then write the malicious name in the search type field to locate the malicious executable
    4) In case you have discovered registry keys and values related to the name, you should delete them, but be careful not to delete legitimate keys

Further help for Windows Registry repair

STEP VI: Recover Encrypted Files

    1) Use present backups
    2) Restore your personal files using File History

      – Hit WIN Key
      – Type “restore your files” in the search box
      – Select “Restore your files with File History
      – Choose a folder or type the name of the file in the search bar

    restore-your-personal-files-using-File-History-bestecuritysearch

      – Hit the “Restore” button

    3) Using System Restore Point

      – Hit WIN Key
      – Select “Open System Restore” and follow the steps

restore-files-using-system-restore-point

STEP VII: Preventive Security Measures

    1) Enable and properly configure your Firewall.
    2) Install and maintain reliable anti-malware software.
    3) Secure your web browser.
    4) Check regularly for available software updates and apply them.
    5) Disable macros in Office documents.
    6) Use strong passwords.
    7) Don’t open attachments or click on links unless you’re certain they’re safe.
    8) Backup regularly your data.

SpyHunter anti-malware tool will diagnose all current threats on the computer. By purchasing the full version, you will be able to remove all malware threats instantly. Additional information about SpyHunter / Help to uninstall SpyHunter

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Author : Martin Beltov

Martin graduated with a degree in Publishing from Sofia University. As a cyber security enthusiast he enjoys writing about the latest threats and mechanisms of intrusion.


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