Ransomware Research
WhiteBlackCrypt Ransomware
WhiteBlackCrypt is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2021, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Encrpt3d.
Quick Facts
- Ransomware Family
- WhiteBlackCrypt
- First Seen
- April 1, 2021
- Known Aliases
- Encrpt3d
How WhiteBlackCrypt Ransomware Works
File Encryption Patterns
WhiteBlackCrypt modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..encrpt3dRansom Note and Payment Demands
After encrypting files, WhiteBlackCrypt displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with WhiteBlackCrypt ransomware:
CheckServiceD.exebanner.exe
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About This Analysis
This WhiteBlackCrypt 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 WhiteBlackCrypt.
Last updated: July 30, 2025