Ransomware Research
Harzhuangzi Ransomware
Harzhuangzi 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.
Quick Facts
- Ransomware Family
- Harzhuangzi
- First Seen
- February 1, 2017
How Harzhuangzi Ransomware Works
Targeted Files
Encrypts only MyDocuments folder
File Encryption Patterns
Harzhuangzi modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..HarzhuangziElastio Can Help You
Don't let Harzhuangzi ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This Harzhuangzi 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 Harzhuangzi.
Last updated: July 30, 2025