Ransomware Research
SatanCryptor Go Ransomware
SatanCryptor Go is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2019, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: M0rphine, Session.
Quick Facts
- Ransomware Family
- SatanCryptor Go
- First Seen
- October 1, 2019
- Known Aliases
- M0rphineSession
How SatanCryptor Go Ransomware Works
Targeted Files
Full extension of encrypted files -> '#_THIS_FILE_IS_ENCRYPTED_[<random{16}>]-[ID-<id{32}>-[EMAIL-<email_ransom>].satan' [svmst@cock.li]x48dnm.RLIBVHNVQJF4M45HHL4CKAKQBCUOQVIOK1I0BYMM.session Encrypts first 0x20000 bytes
File Encryption Patterns
SatanCryptor Go modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..satan..M0rphine..sessionRansom Note and Payment Demands
After encrypting files, SatanCryptor Go displays ransom notes demanding payment for file recovery:
# SATAN CRYPTOR #.htaRansom message:
notes/# SATAN CRYPTOR #.hta
Note locations:
EveryFolder# M0rphine Help #.htaRansom message:
notes/# M0rphine Help #.hta
Note locations:
EveryFolder_ÈçºÎ½âÃÜÎÒµÄÎļþ_.txtRansom message:
notes/_ÈçºÎ½âÃÜÎÒµÄÎļþ_.txt
Note locations:
RootDiscsTechnical Indicators
Associated Executable Files
The following executable files are associated with SatanCryptor Go ransomware:
2019-12-18.exemor.exesvchost.exe
Elastio Can Help You
Don't let SatanCryptor Go ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This SatanCryptor Go 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 SatanCryptor Go.
Last updated: July 30, 2025