RansomHOS Ransomware
RansomHOS is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick facts
How RansomHOS ransomware works
File encryption patterns
RansomHOS modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, RansomHOS displays ransom notes demanding payment for file recovery:
notes/note.txt
Technical indicators
Associated executable files
The following executable files are associated with RansomHOS ransomware:
- ENCODE.exe
- 랜섬호스.exe
- 랜섬호스.exe
About this analysis
This RansomHOS ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like RansomHOS.
Last updated: December 30, 2025
Elastio detects RansomHOS inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify RansomHOS across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a scan against your recovery points to confirm.
Recent ransomware
Explore other threats in our database