NightshadeC2 Botnet Exploits ‘UAC Prompt Bombing’ to Evade Windows Defender

A sophisticated new botnet called NightshadeC2 that employs an innovative “UAC Prompt Bombing” technique to evade Windows Defender and compromise endpoint security systems. In August 2025, eSentire’s Threat Response Unit (TRU) identified this emerging threat, which represents a significant evolution in malware evasion tactics. The botnet demonstrates advanced capabilities including reverse shell access, credential theft, […]

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