Ransomware Research

Radamant Ransomware

Radamant is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2016, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Radamant 1.0, 2.0, 2.1.

Quick Facts

Ransomware Family
Radamant
First Seen
January 1, 2016
Known Aliases
Radamant 1.0, 2.0, 2.1

How Radamant Ransomware Works

Targeted Files

Requires C&C https://www.hybrid-analysis.com/sample/e5e5ab14273251fda563f69735c12d36f9817fd526ef0dc46c233a52e657efaf/?environmentId=100&lang=en

File Encryption Patterns

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

File extensions added after encryption:

..RDM..RRK..RADAMANT..RAD

Ransom Note and Payment Demands

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

fileYOUR_FILES.url

Ransom message:

notes/YOUR_FILES.url

Note locations:

Desktop

Technical Indicators

Associated Executable Files

The following executable files are associated with Radamant ransomware:

  • DirectX.exe
  • StubNew.exe
  • myfile.exe
  • build
  • invoice_6307256.scr
  • a.exe
  • upatre
  • 7105093.scr
  • TGrB1hNw.rar
  • zubZRvhbI.jpeg
  • zero
  • zero.exe
  • NcxGoTB.exe
  • directx.exe
  • directx
  • ransom_radam

Recovery and Decryption Tools

Good news! Decryption tools are available for Radamant ransomware:

0

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About This Analysis

This Radamant 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 Radamant.

Last updated: July 30, 2025

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