Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed JSSLoader Variant Domain (legislationient .com in TLS SNI)"; flow:established,to_server; tls.sni; content:"legislationient.com"; bsize:19; fast_pattern; reference:url,twitter.com/z0ul_/status/1399764964521488384; reference:md5,58e9f9575c6d908fb32b528064e14004; classtype:domain-c2; sid:2033073; rev:1; metadata:attack_target Client_and_Server, created_at 2021_06_02, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_06_02, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)