BTCLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2016, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: BTC.
Quick Facts
Ransomware Family
BTCLocker
First Seen
November 1, 2016
Known Aliases
BTC
How BTCLocker Ransomware Works
File Encryption Patterns
BTCLocker modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..BTC
Ransom Note and Payment Demands
After encrypting files, BTCLocker displays ransom notes demanding payment for file recovery:
fileBTC_DECRYPT_FILES.txt
Ransom message:
notes/BTC_DECRYPT_FILES.txt
Note locations:
EveryFolder
Technical Indicators
Associated Executable Files
The following executable files are associated with BTCLocker ransomware:
c8ef.exe
n1.exe
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This BTCLocker 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 BTCLocker.