Ransomware Research

Gerber Ransomware

Gerber is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2018, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Gerber
First Seen
December 1, 2018

How Gerber Ransomware Works

Targeted Files

Doesnt encrypt SystemDrive https://app.any.run/tasks/13227539-b81b-4cae-bae7-7c62bc507cd5/ Full extension -> .!!mxlrq!!.MrAlex.gerber5

File Encryption Patterns

Gerber modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

./\.[A-Z0-9]{5}$/./\.[A-Z0-9a-z]{12}$/..gerber5

Ransom Note and Payment Demands

After encrypting files, Gerber displays ransom notes demanding payment for file recovery:

fileDECRYPT.txt

Ransom message:

notes/DECRYPT.txt

Note locations:

EveryFolder
message

Ransom message:

notes/note.txt

Note locations:

OnceOnCompletion
message

Ransom message:

notes/note1.txt

Note locations:

OnceOnCompletion
screenshot

Ransom message:

notes/GRBR~RANSOMWARE.png

Note locations:

Desktop

Technical Indicators

Associated Executable Files

The following executable files are associated with Gerber ransomware:

  • Gerber1.exe
  • Gerber.exe
  • gad.exe

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About This Analysis

This Gerber ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like Gerber.

Last updated: July 30, 2025

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