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Ransomware Research
LittleFinger Ransomware
LittleFinger is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- LittleFinger
- First Seen
- May 1, 2018
How LittleFinger Ransomware Works
Targeted Files
Encrypts only c:\users
Ransom Note and Payment Demands
After encrypting files, LittleFinger displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletion
Technical Indicators
Associated Executable Files
The following executable files are associated with LittleFinger ransomware:
mpsigeng.exe
Elastio Can Help You
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About This Analysis
This LittleFinger 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 LittleFinger.
Last updated: July 30, 2025