Ransomware Research
Satan Cryptor Ransomware
Satan Cryptor is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Satan Cryptor 2.0.
Quick Facts
- Ransomware Family
- Satan Cryptor
- First Seen
- November 1, 2017
- Known Aliases
- Satan Cryptor 2.0
How Satan Cryptor Ransomware Works
Targeted Files
Encrypts first 0x1B8AC8 bytes
File Encryption Patterns
Satan Cryptor modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..satanRansom Note and Payment Demands
After encrypting files, Satan Cryptor displays ransom notes demanding payment for file recovery:
How_to_decrypt_files.txtRansom message:
notes/How_to_decrypt_files.txt
Note locations:
EveryFolderReadMe.TXTRansom message:
notes/ReadMe.TXT
Note locations:
RootDirectoryTechnical Indicators
Associated Executable Files
The following executable files are associated with Satan Cryptor ransomware:
a47799a43cffa71e_srv.execlient.execarved_0.exeSatan Cryptor v2.exesatan v2.2 ransomwaresetup.exe
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About This Analysis
This Satan Cryptor 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 Satan Cryptor.
Last updated: July 30, 2025