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Ransomware Research
CommonRansom Ransomware
CommonRansom is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- CommonRansom
- First Seen
- October 1, 2018
How CommonRansom Ransomware Works
Targeted Files
NOSAMPLE Full extension -> .[<email>].CommonRansom
File Encryption Patterns
CommonRansom modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..CommonRansom
Ransom Note and Payment Demands
After encrypting files, CommonRansom displays ransom notes demanding payment for file recovery:
DECRYPTING.txt
Ransom message:
notes/DECRYPTING.txt
Elastio Can Help You
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About This Analysis
This CommonRansom 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 CommonRansom.
Last updated: July 30, 2025