Ransomware Research
MauriGo Ransomware
MauriGo is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2018, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: MauriEncoder.
Quick Facts
- Ransomware Family
- MauriGo
- First Seen
- March 1, 2018
- Known Aliases
- MauriEncoder
How MauriGo Ransomware Works
File Encryption Patterns
MauriGo modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..encryptedRansom Note and Payment Demands
After encrypting files, MauriGo displays ransom notes demanding payment for file recovery:
READ_TO_DECRYPT.txtRansom message:
notes/READ_TO_DECRYPT.txt
README.htmlRansom message:
notes/README.html
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with MauriGo ransomware:
E1F9.ps1xmrig.rarwininiv.exeEncoder.exesm.exeransomware.exe
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About This Analysis
This MauriGo 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 MauriGo.
Last updated: October 30, 2025
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