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Ransomware Research
DecryptmyfilesTop Ransomware
DecryptmyfilesTop is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2021, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- DecryptmyfilesTop
- First Seen
- May 1, 2021
How DecryptmyfilesTop Ransomware Works
Targeted Files
Encrypts first 0x100000 bytes example encrypted filename -> Biblio.mdb.[decryptmyfiles.top].72CFAC3F
File Encryption Patterns
DecryptmyfilesTop modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
./\.\[decryptmyfiles\.top\]\.[0-9A-F]{8}/
Ransom Note and Payment Demands
After encrypting files, DecryptmyfilesTop displays ransom notes demanding payment for file recovery:
FILES ENCRYPTED.txt
Ransom message:
notes/FILES ENCRYPTED.txt
Note locations:
UserFolders
RootDiscs
info.hta
Ransom message:
notes/info.hta
Note locations:
StartUp
Technical Indicators
Associated Executable Files
The following executable files are associated with DecryptmyfilesTop ransomware:
data
data.cmp
Elastio Can Help You
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About This Analysis
This DecryptmyfilesTop 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 DecryptmyfilesTop.
Last updated: July 30, 2025