Ransomware Research
Helper Ransomware
Helper is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2025, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Beast.
Quick Facts
- Ransomware Family
- Helper
- First Seen
- June 1, 2025
- Known Aliases
- Beast
How Helper Ransomware Works
Targeted Files
Full extension -> .{1F533431-DAA3-4505-1466-DEE351E51E1C}.helper
File Encryption Patterns
Helper modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..helperRansom Note and Payment Demands
After encrypting files, Helper displays ransom notes demanding payment for file recovery:
README.TXTRansom message:
notes/README.TXT
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Helper ransomware:
executable.exesoftware.exeencrypter-windows-gui-x86.exe_.exe
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About This Analysis
This Helper 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 Helper.
Last updated: July 30, 2025