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Ransomware Research
Nanocrypt Ransomware
Nanocrypt is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2025, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Nanocrypt
- First Seen
- April 1, 2025
How Nanocrypt Ransomware Works
File Encryption Patterns
Nanocrypt modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..ncrypt
Ransom Note and Payment Demands
After encrypting files, Nanocrypt displays ransom notes demanding payment for file recovery:
README.txt
Ransom message:
notes/README.txt
Note locations:
Desktop
Technical Indicators
Associated Executable Files
The following executable files are associated with Nanocrypt ransomware:
TestRansom.exe
Elastio Can Help You
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About This Analysis
This Nanocrypt 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 Nanocrypt.
Last updated: July 30, 2025