alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Observed Malicious SSL Cert (MalDoc DL)"; flow:established,to_client; tls.cert_subject; content:"CN=vinci-energie.co"; reference:md5,69f8181bfe4a53d9e0b73c81a4ae4587; classtype:domain-c2; sid:2024757; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product MS_Office, attack_target Client_and_Server, created_at 2017_09_21, deployment Perimeter, malware_family Maldoc, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag MalDoc, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_22, mitre_tactic_id TA0042, mitre_tactic_name Resource_Development, mitre_technique_id T1587, mitre_technique_name Develop_Capabilities;)