Ransomware Research
HelloXD Ransomware
HelloXD is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2021, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: VhlamAV-MicloZ0ft.
Quick Facts
- Ransomware Family
- HelloXD
- First Seen
- November 1, 2021
- Known Aliases
- VhlamAV-MicloZ0ft
How HelloXD Ransomware Works
File Encryption Patterns
HelloXD modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..helloRansom Note and Payment Demands
After encrypting files, HelloXD displays ransom notes demanding payment for file recovery:
Hello.txtRansom message:
notes/Hello.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with HelloXD ransomware:
xdxd.exetemp
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About This Analysis
This HelloXD 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 HelloXD.
Last updated: July 30, 2025