Ransomware Research
DMA Locker 4.0 Ransomware
DMA Locker 4.0 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- DMA Locker 4.0
- First Seen
- May 1, 2016
How DMA Locker 4.0 Ransomware Works
Targeted Files
NOSAMPLE https://www.malwarebytes.com/blog/news/2016/05/dma-locker-4-0-known-ransomware-preparing-for-a-massive-distribution
Ransom Note and Payment Demands
After encrypting files, DMA Locker 4.0 displays ransom notes demanding payment for file recovery:
cryptinfo.txtNote locations:
ProgramDataRansom message:
notes/note.txt
Note locations:
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About This Analysis
This DMA Locker 4.0 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 DMA Locker 4.0.
Last updated: July 30, 2025