alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE MagicG Stealer CnC Exfil Confirmation"; flow:established,to_client; flowbits:isset,ET.MagicG; http.response_body; content:"|7b 22|message|22 3a 22|File|20 27|"; startswith; content:"forwarded|20|successfully|21 22 2c 22|target|5f|response|22 3a 7b 22|"; fast_pattern; reference:md5,f714ea7a7cc74ae767dae0bb07dfacc5; classtype:command-and-control; sid:2069265; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_05_11, deployment Perimeter, confidence High, signature_severity Critical, tag c2, updated_at 2026_05_11, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:dest_ip;)