HDLocker Ransomware
HDLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2020, this ransomware has been actively targeting systems worldwide.
Quick facts
How HDLocker ransomware works
File encryption patterns
HDLocker modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, HDLocker displays ransom notes demanding payment for file recovery:
notes/note.txt
Technical indicators
Associated executable files
The following executable files are associated with HDLocker ransomware:
- 3.vmp(已加防通用脱壳).exe
- TRAE.exe
About this analysis
This HDLocker ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like HDLocker.
Last updated: December 30, 2025
Elastio detects HDLocker inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify HDLocker across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a scan against your recovery points to confirm.
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