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117.72.40.174 has a threat confidence score of 96%. This IP address from China (AS141679, China Telecom Beijing Tianjin Hebei Big Data Industry Park Branch) has been observed in 499 honeypot sessions targeting RDP protocols. First observed on April 13, 2026, most recently active April 14, 2026.
Identifies RDP clients attempting authentication using Network Level Authentication (NLA) with the NTLM challenge-response protocol. This occurs during the CredSSP negotiation phase before a remote desktop session is established and indicates an active credential authentication attempt against the RDP service