Ransomware Research
ZimbraCryptor Ransomware
ZimbraCryptor is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- ZimbraCryptor
- First Seen
- June 1, 2016
How ZimbraCryptor Ransomware Works
Targeted Files
NOSAMPLE For Linux Ransom note location -> /root/how.txt
File Encryption Patterns
ZimbraCryptor modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..cryptoRansom Note and Payment Demands
After encrypting files, ZimbraCryptor displays ransom notes demanding payment for file recovery:
how.txtRansom message:
notes/how.txt
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About This Analysis
This ZimbraCryptor 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 ZimbraCryptor.
Last updated: July 30, 2025