UNK_pyreq2323 is a threat campaign tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed July 13, 2026; most recent activity July 13, 2026.
Cybercriminals are increasingly using OAuth client ID spoofing to conduct account enumeration against Microsoft Entra, the identity management service. This method allows attackers to infer username and password…