Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE DTLoader Domain (ahgwqrq .xyz in TLS SNI)"; flow:established,to_server; tls.sni; content:"ahgwqrq.xyz"; bsize:11; fast_pattern; reference:url,twitter.com/James_inthe_box/status/1321088232512106502; reference:md5,259de13f2337562a9075cd8acb1ef615; classtype:domain-c2; sid:2031129; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_10_27, deployment Perimeter, malware_family DTLoader, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_27, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)