Ransomware Research
LostInfo Ransomware
LostInfo is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on July 1, 2024, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- LostInfo
- First Seen
- July 1, 2024
How LostInfo Ransomware Works
Targeted Files
Full extension -> .{9D50381C-2053-9A62-BAAA-BCC19668745C}.lostinfo
File Encryption Patterns
LostInfo modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..lostinfoRansom Note and Payment Demands
After encrypting files, LostInfo displays ransom notes demanding payment for file recovery:
README.TXTRansom message:
notes/README.TXT
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with LostInfo ransomware:
encrypter-windows-x86.bin
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About This Analysis
This LostInfo 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 LostInfo.
Last updated: July 30, 2025