alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Amadey CnC Response"; flow:established,to_client; http.response_body; bsize:<9; content:"|20 3c|c|3e|"; startswith; fast_pattern; content:"|3c|d|3e|"; within:4; pcre:"/^\x20\x3cc\x3e\d?\x3cd\x3e$/"; reference:url,x.com/Jane_0sint/status/1902465896897040658; reference:md5,35d4ace09132aab814e1424c8645533f; classtype:command-and-control; sid:2060969; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2025_03_20, deployment Perimeter, malware_family Amadey, confidence Medium, signature_severity Critical, updated_at 2025_03_20, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:src_ip;)