Ransomware Research
NanoLocker Ransomware
NanoLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- NanoLocker
- First Seen
- January 1, 2016
How NanoLocker Ransomware Works
Targeted Files
Doesn't change filenames
Ransom Note and Payment Demands
After encrypting files, NanoLocker displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
LoginATTENTION.RTFRansom message:
notes/ATTENTION.RTF
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with NanoLocker ransomware:
lansrv.exe
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About This Analysis
This NanoLocker 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 NanoLocker.
Last updated: July 30, 2025