Ransomware Research

GrafGrafel Ransomware

GrafGrafel is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2023, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
GrafGrafel
First Seen
December 1, 2023

How GrafGrafel Ransomware Works

Targeted Files

Full extension -> .id[C63F241F-3511].[GrafGrafel@tutanota.com].GrafGrafel

File Encryption Patterns

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

File extensions added after encryption:

..GrafGrafel

Ransom Note and Payment Demands

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

fileinfo.txt

Ransom message:

notes/info.txt

Note locations:

RootDiscsDesktop
fileinfo.hta

Ransom message:

notes/info.hta

Note locations:

RootDiscsDesktop

Technical Indicators

Associated Executable Files

The following executable files are associated with GrafGrafel ransomware:

  • software.exe

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About This Analysis

This GrafGrafel 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 GrafGrafel.

Last updated: July 30, 2025

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