Ransomware Research

The Brotherhood Ransomware

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

Quick facts

Ransomware Family
The Brotherhood
First Seen
June 1, 2018

How The Brotherhood ransomware works

File modification behavior

The Brotherhood updates file modification timestamps after encryption.

File encryption patterns

The Brotherhood modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
  • .ransomcrypt

Ransom note and payment demands

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

screenshot
notes/RansomNote.jpg

Location: Desktop

Technical indicators

Associated executable files

The following executable files are associated with The Brotherhood ransomware:

  • RansomWare.exe

About this analysis

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

Last updated: February 14, 2023

Detection coverage

Elastio detects The Brotherhood inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify The Brotherhood across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.