Ransomware Research
PoisonFang Ransomware
PoisonFang is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on July 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- PoisonFang
- First Seen
- July 1, 2018
How PoisonFang Ransomware Works
Targeted Files
https://www.hybrid-analysis.com/sample/60ec60033665f4da6fd0d9bd0fefd44897c68a94bc3f6c97cfa08fa6ddf7eed3?environmentId=120 60ec60033665f4da6fd0d9bd0fefd44897c68a94bc3f6c97cfa08fa6ddf7eed3 -> Dropper
File Encryption Patterns
PoisonFang modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..fangRansom Note and Payment Demands
After encrypting files, PoisonFang displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
LoginTechnical Indicators
Associated Executable Files
The following executable files are associated with PoisonFang ransomware:
PoisonfangDropper.exePoisonfang - A Cpoison.exesample.exedrop.exePoison.exe
Elastio Can Help You
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About This Analysis
This PoisonFang 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 PoisonFang.
Last updated: July 30, 2025