alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Observed Malicious SSL Cert (Pantegana Botnet RAT)"; flow:established,to_client; tls.cert_subject; content:"L=The Sewers"; content:"O=Pantegana"; tls.cert_issuer; content:"L=The Sewers"; fast_pattern; content:"O=Pantegana"; reference:url,hunt.io/blog/gh0st-and-pantegana-two-rats-that-refuse-to-fade-away; reference:url,github.com/cassanof/pantegana/blob/4bb5e1dc597b1d663500e6cdd948927e9fdda795/Makefile; classtype:domain-c2; sid:2054660; rev:1; metadata:attack_target Client_and_Server, created_at 2024_07_24, deployment Perimeter, malware_family Pantegana, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag RAT, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_07_24, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)