Ransomware Research
EAF Ransomware
EAF is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2022, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- EAF
- First Seen
- May 1, 2022
How EAF Ransomware Works
File Encryption Patterns
EAF modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..EAFRansom Note and Payment Demands
After encrypting files, EAF displays ransom notes demanding payment for file recovery:
#FILES-ENCRYPTED.txtRansom message:
notes/#FILES-ENCRYPTED.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with EAF ransomware:
encoderdecryption@yandex.ru.exe
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About This Analysis
This EAF 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 EAF.
Last updated: July 30, 2025