Ransomware Research

Fastbackdata Ransomware

Fastbackdata is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2024, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Fastbackdata
First Seen
February 1, 2024

How Fastbackdata Ransomware Works

Targeted Files

Full extension -> .id[C63F241F-3511].[fastbackdata@skiff.com].fastbackdata

File Encryption Patterns

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

File extensions added after encryption:

..fastbackdata

Ransom Note and Payment Demands

After encrypting files, Fastbackdata 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 Fastbackdata ransomware:

  • software.exe
  • AntiRecuvaDB.exe.1

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About This Analysis

This Fastbackdata 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 Fastbackdata.

Last updated: July 30, 2025

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