Ransomware Research
WannaCryOnClick Ransomware
WannaCryOnClick is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on July 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- WannaCryOnClick
- First Seen
- July 1, 2017
How WannaCryOnClick Ransomware Works
Targeted Files
Current sample is fake
File Encryption Patterns
WannaCryOnClick modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..EODRansom Note and Payment Demands
After encrypting files, WannaCryOnClick displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with WannaCryOnClick ransomware:
Wanna.exe
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About This Analysis
This WannaCryOnClick 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 WannaCryOnClick.
Last updated: July 30, 2025