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27.18.3.155 has a threat confidence score of 93%. This IP address from China (AS137266, CHINATELECOM Hubei province Wuhan 5G network) has been observed in 46 honeypot sessions targeting RDP protocols. First observed on March 23, 2026, most recently active March 25, 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