Ransomware Research
CryptoHauler Ransomware
CryptoHauler is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2021, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- CryptoHauler
- First Seen
- April 1, 2021
How CryptoHauler Ransomware Works
File Encryption Patterns
CryptoHauler modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..DarkRansom Note and Payment Demands
After encrypting files, CryptoHauler displays ransom notes demanding payment for file recovery:
Ransomware Text Message.txtRansom message:
notes/Ransomware Text Message.txt
Note locations:
EveryFolderRansom message:
notes/Ransomware Text Message.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with CryptoHauler ransomware:
Microsoft AntiMalware Service.execsrss.exeCryptoHauler.exe
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About This Analysis
This CryptoHauler 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 CryptoHauler.
Last updated: October 30, 2025
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