Ransomware Research
Curumim Ransomware
Curumim 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.
Quick Facts
- Ransomware Family
- Curumim
- First Seen
- November 1, 2017
How Curumim Ransomware Works
File Encryption Patterns
Curumim modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..curumimRansom Note and Payment Demands
After encrypting files, Curumim displays ransom notes demanding payment for file recovery:
leia.txtRansom message:
notes/leia.txt
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with Curumim ransomware:
hidden-tear.exe
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About This Analysis
This Curumim 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 Curumim.
Last updated: July 30, 2025