Rule History

alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT Azure Automation Authentication Bypass"; flow:established,to_server; http.uri; content:"/oauth2/token"; http.request_body; content:"resource"; content:"management.azure.com"; within:60; fast_pattern; http.header; content:"metadata"; nocase; content:!"X-IDENTITY-HEADER"; nocase; reference:url,orca.security/resources/blog/autowarp-microsoft-azure-automation-service-vulnerability/; classtype:attempted-admin; sid:2035403; rev:2; metadata:created_at 2022_03_07, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_07, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)