Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed OSX/WizardUpdate Domain in TLS SNI ( .dlvplayer .com)"; flow:established,to_server; tls.sni; content:".dlvplayer.com"; endswith; reference:md5,6a76ee693b3d43ed385ce4b930fe3e30; classtype:domain-c2; sid:2031530; rev:1; metadata:affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2021_01_20, deployment Perimeter, malware_family OSX_WizardUpdate, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_01_20, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)