ChernoLocker Files [email protected] Ransomware + ChernoLocker Decryptor

About ChernoLocker Ransomware

ChernoLocker ransomware encrypts server and customer computers using AES1 encryption.

It was first disclosed by the viral researcher S!Ri2. ChernoLocker virus creates lock screen with a buyback message. In addition to encrypting a victim’s files, this virus has also install the Azorult Spyware to steal account credentials, cryptocurrency wallets, desktop files, and more.

ChernoLocker added to the encrypted files extension .CHERNOLOCKER

It can be spread by hacking through an insecure RDP configuration, using email spam and malicious attachments, deceptive downloads, botnets, exploits, web injects, fake updates, repackaged and infected installers.

ChernoLocker Ransom note

FILES IN YOUR COMPUTER HAVE BEEN LOCKED!
YOUR DOCUMENTS, PHOTOS, DATABASES AND OTHER IMPORTANT FILES HAVE BEEN LOCKED
WITH THE STRONGEST ENCRYPTION AND UNIQUE KEY GENERATED FOR THIS COMPUTER.
PRIVATE DECRYPTION KEY STORED STORED ON A SECRET SERVER AND NOBODY
WILL DECRYPT YOUR FILES UNTIL YOU PAY AND OBTAIN THE PRIVATE DECRYPTION KEY.
THE SERVER WILL ELIMINATE THE KEY AFTER 14 DAYS.
PURCHASE THE DECRYPTION KEY, NOW
YOU CAN CONTACT ME VIA [email protected]

The image below gives a clear vision of how the files with “.CHERNOLOCKER” extension look like:

CHERNOLOCKER virus files

ChernoLocker detected by antivirus vendors:

Microsoft Ransom:Win32/Genasom
ChernoLocker Virus Files:
  • Adobe Acrobat Activation Patch.exe
  • Mobdro For PC.exe

How to remove ChernoLocker virus?

In addition to encode a victim’s files, the ChernoLocker virus has also started to install the Azorult Spyware on PC to steal account credentials, cryptocurrency wallets, desktop files, and more.
Reasons why I would recommend GridinSoft3

Download Removal Tool.

Run the setup file.

Run Setup.exe
GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

How to decrypt ChernoLocker files

You can download free decryption tool here: Decryptor for ChernoLocker Files.

Download and run decryption tool.

Make sure to launch the decryption utility as an administrator. You need to agree with the license terms that will come up. For this purpose, click on the “Yes” button:

Emsisoft Decryptor - license terms

As soon as you accept the license terms, the main decryptor user interface comes up:

Decrytor ChernoLocker

References

  1. About AES algorithm: https://en.wikipedia.org/wiki/Advanced_Encryption_Standard
  2. Researcher Twitter: https://twitter.com/siri_urz

About the author

Brendan Smith

Cybersecurity analyst covering malware families, suspicious files, and detection alerts. Brendan focuses on clear explanations of what a warning means, when it may be a false positive, and which cleanup steps are appropriate.

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