Ransomware Research
Sage Ransomware
Sage is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Sage
- First Seen
- December 1, 2016
How Sage Ransomware Works
Targeted Files
Requires C&C
File Encryption Patterns
Sage modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..sage
Ransom Note and Payment Demands
After encrypting files, Sage displays ransom notes demanding payment for file recovery:
/!Recovery_[a-z0-9]{6}\.html/
Ransom message:
notes/!Recovery_byg2uc.html
Note locations:
RootDiscs
Desktop
/!Recovery_[a-z0-9]{6}\.txt/
Ransom message:
notes/!Recovery_byg2uc.txt
Note locations:
RootDiscs
Desktop
Technical Indicators
Associated Executable Files
The following executable files are associated with Sage ransomware:
6TXnl4hO.exe
bb1jdjgz.exe
Sage 2.exe
Sage 2..exe
Elastio Can Help You
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About This Analysis
This Sage 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 Sage.
Last updated: July 30, 2025