Ransomware Research

Xorist-FakeRSA Ransomware

Xorist-FakeRSA is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: FakeRSA.

Quick Facts

Ransomware Family
Xorist-FakeRSA
First Seen
February 1, 2017
Known Aliases
FakeRSA

How Xorist-FakeRSA Ransomware Works

File Encryption Patterns

Xorist-FakeRSA modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..RSA-4096

Ransom Note and Payment Demands

After encrypting files, Xorist-FakeRSA displays ransom notes demanding payment for file recovery:

fileHOW TO DECRYPT FILES.txt

Ransom message:

notes/HOW TO DECRYPT FILES.txt

Note locations:

EveryFolder

Technical Indicators

Associated Executable Files

The following executable files are associated with Xorist-FakeRSA ransomware:

  • DecryptFiles2.exe.bin
  • 6RgG4sD94Q3n4Q1.exe

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About This Analysis

This Xorist-FakeRSA 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 Xorist-FakeRSA.

Last updated: July 30, 2025

Xorist-FakeRSA Ransomware - Detectable by Elastio