Ransomware Research

Zorro Ransomware

Zorro is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2017, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Zorro
First Seen
March 1, 2017

How Zorro Ransomware Works

Targeted Files

Ransom note stored in the %Documents% folder

File Encryption Patterns

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

File extensions added after encryption:

..zorro

Ransom Note and Payment Demands

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

fileTake_Seriously (Your saving grace).txt

Ransom message:

notes/Take_Seriously (Your saving grace).txt

Technical Indicators

Associated Executable Files

The following executable files are associated with Zorro ransomware:

  • Zorro.exe
  • SAMPLES DK (2)
  • zorro.exe
  • Quote.txt.exe
  • svchost.exe
  • ZORRO (ENCRIPT TXT,RAR,DOC.EXE
  • zorro (Encript txt,rar,doc.exe
  • ZORRO.EXE

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About This Analysis

This Zorro 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 Zorro.

Last updated: July 30, 2025

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