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