3CX Backdoor (Malware Family) By Fraunhofer FKIE Archived: 2026-04-05 15:40:16 UTC [TLP:WHITE] win_3cx_backdoor_auto (20251219 | Detects win.3cx_backdoor.) Source: https://malpedia.caad.fkie.fraunhofer.de/details/win.3cx_backdoor https://malpedia.caad.fkie.fraunhofer.de/details/win.3cx_backdoor Page 1 of 1