Ransomware Research
Ogre Ransomware
Ogre is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Ogre
- First Seen
- June 1, 2017
How Ogre Ransomware Works
Targeted Files
Requires C&C to receive encryption key
File Encryption Patterns
Ogre modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..ogreRansom Note and Payment Demands
After encrypting files, Ogre displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
LoginTechnical Indicators
Associated Executable Files
The following executable files are associated with Ogre ransomware:
OgreRSMWRE.exe
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About This Analysis
This Ogre 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 Ogre.
Last updated: July 30, 2025