BlackField Description This entry is under construction. However, we have included some details below. Ransomware Type Crypto-Ransomware Data Broker First Seen July 2025 Extortion Types Direct Extortion Double Extortion Communication Medium Identifier Email [email protected] Email [email protected] Telegram https://t.me/gotchadec File Extension <file extension>.<file extension>.BlackFL Ransom Note Name BlackField_ReadMe.txt Samples (SHA-256) 14468d1a661ce6296e3b0ee696d8c95b3798138668463e142046c056fb870b68 References & Publications Broadcom: BlackField (aka BlackFL) Ransomware Ransomware Tracker