Ransomware Research
HacknutCrypt Ransomware
HacknutCrypt is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2018, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Qweuirtksd.
Quick Facts
- Ransomware Family
- HacknutCrypt
- First Seen
- October 1, 2018
- Known Aliases
- Qweuirtksd
How HacknutCrypt Ransomware Works
Targeted Files
NOSAMPLE
File Encryption Patterns
HacknutCrypt modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..qweuirtksdRansom Note and Payment Demands
After encrypting files, HacknutCrypt displays ransom notes demanding payment for file recovery:
!!!ReadMeToDecrypt.txtRansom message:
notes/!!!ReadMeToDecrypt.txt
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About This Analysis
This HacknutCrypt 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 HacknutCrypt.
Last updated: July 30, 2025