Ransomware Research
JungleSec Ransomware
JungleSec is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- JungleSec
- First Seen
- June 1, 2018
How JungleSec Ransomware Works
Targeted Files
NOSAMPLE
File Encryption Patterns
JungleSec modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..jungle@anonymousspechcom.junglesec_secmailproRansom Note and Payment Demands
After encrypting files, JungleSec displays ransom notes demanding payment for file recovery:
ENCRYPTED.mdRansom message:
notes/ENCRYPTED.md
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About This Analysis
This JungleSec 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 JungleSec.
Last updated: July 30, 2025