Ransomware Research
DUMB Ransomware
DUMB is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Ramsomeer.
Quick Facts
- Ransomware Family
- DUMB
- First Seen
- February 1, 2017
- Known Aliases
- Ramsomeer
How DUMB Ransomware Works
Ransom Note and Payment Demands
After encrypting files, DUMB displays ransom notes demanding payment for file recovery:
oku_beni.txtRansom message:
notes/oku_beni.txt
Technical Indicators
Associated Executable Files
The following executable files are associated with DUMB ransomware:
DUMB.exefatura_bilgi_2016_1921680123.pdf.exelocker.exeKamiranVirusLab_DUMB.exetyren.bat%24RX5J3ER.EXE
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About This Analysis
This DUMB 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 DUMB.
Last updated: July 30, 2025