alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO DYNAMIC_DNS HTTP Request to a softether .net Domain"; flow:established,to_server; http.host; dotprefix; content:".softether.net"; nocase; endswith; fast_pattern; reference:url,softether.net; classtype:bad-unknown; sid:2048269; rev:6; metadata:affected_product Any, attack_target Client_and_Server, created_at 2023_09_26, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Informational, updated_at 2024_12_01, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1568, mitre_technique_name Dynamic_Resolution;)