Ransomware Research

Scarab-DiskDoctor Ransomware

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

Quick Facts

Ransomware Family
Scarab-DiskDoctor
First Seen
May 1, 2018

How Scarab-DiskDoctor Ransomware Works

File Encryption Patterns

Scarab-DiskDoctor modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..DiskDoctor..mammon..DD

Ransom Note and Payment Demands

After encrypting files, Scarab-DiskDoctor displays ransom notes demanding payment for file recovery:

fileПроблема.txt
fileHOW TO RECOVER ENCRYPTED FILES.TXT

Ransom message:

notes/HOW TO RECOVER ENCRYPTED FILES.TXT

Note locations:

EveryFolder
fileHOW TO RETURN FILES.TXT

Ransom message:

notes/HOW TO RETURN FILES.TXT

Technical Indicators

Associated Executable Files

The following executable files are associated with Scarab-DiskDoctor ransomware:

  • myfile.exe
  • local security authority process.exe
  • Local Security Authority Process.exe

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About This Analysis

This Scarab-DiskDoctor 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 Scarab-DiskDoctor.

Last updated: July 30, 2025

Scarab-DiskDoctor Ransomware - Detectable by Elastio