Versions (3)
Version DetailsCurrent
Rev: 1 • Jul 20, 2020, 12:00 PMET MALWARE Observed IcedID CnC Domain in TLS SNI
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed IcedID CnC Domain in TLS SNI"; flow:established,to_server; tls.sni; content:"trythisshop.club"; bsize:16; classtype:domain-c2; sid:2030562; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_07_20, deployment Perimeter, malware_family IcedID, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_07_20, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Jul 20, 2020, 12:00 PM
Jul 20, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 17, 2025, 9:34 PM
rules/emerging-malware.rules