Responder (Malware Family) By Fraunhofer FKIE Archived: 2026-04-05 22:42:26 UTC py.responder (Back to overview) Responder aka: SpiderLabs Responder Responder is a LLMNR, NBT-NS and MDNS poisoner, with built-in HTTP/SMB/MSSQL/FTP/LDAP rogue authentication server supporting NTLMv1/NTLMv2/LMv2, Extended Security NTLMSSP and Basic HTTP authentication. References 2020-11-30 ⋅ Yoroi ⋅ Antonio Pirozzi, Luca Mella, Luigi Martire Shadows From The Past Threaten Italian Enterprises Rekoobe LaZagne Responder MimiKatz win.rekoobe 2020-08-19 ⋅ Github (lgandx) ⋅ Laurent Gaffie Responder/MultiRelay Responder There is no Yara-Signature yet. Source: https://malpedia.caad.fkie.fraunhofer.de/details/py.responder https://malpedia.caad.fkie.fraunhofer.de/details/py.responder Page 1 of 1