Ransomware Research
WaspLocker Ransomware
WaspLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2022, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- WaspLocker
- First Seen
- January 1, 2022
How WaspLocker Ransomware Works
Targeted Files
creates folder for every encrypted file. Shrinks encrypted files by ~533kb parts with .{number 0..n}.locked. Folders with .locked extensions
File Encryption Patterns
WaspLocker modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..lockedRansom Note and Payment Demands
After encrypting files, WaspLocker displays ransom notes demanding payment for file recovery:
How to restore your files.txtRansom message:
notes/How to restore your files.txt
Note locations:
DesktopRansom message:
notes/How to restore your files.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with WaspLocker ransomware:
CacheTask.exe
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About This Analysis
This WaspLocker 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 WaspLocker.
Last updated: July 30, 2025