Ransomware Research
SADStory Ransomware
SADStory is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- SADStory
- First Seen
- March 1, 2017
How SADStory Ransomware Works
Targeted Files
Written in Python (Py2Exe) Requires C&C
File Encryption Patterns
SADStory modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..sadRansom Note and Payment Demands
After encrypting files, SADStory displays ransom notes demanding payment for file recovery:
SADStory_README_FOR_DECRYPT.txtRansom message:
notes/SADStory_README_FOR_DECRYPT.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with SADStory ransomware:
Story.exe2.exeReadMe-how_to_get_free_office365-idGHDGFGf426142GE25.pdf.exe1.exe.exe1.exe
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About This Analysis
This SADStory 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 SADStory.
Last updated: July 30, 2025