alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Stealc/Vidar Stealer Style Headers In HTTP POST M2"; flow:established,to_server; urilen:1; http.method; content:"POST"; http.uri; content:"|2f|"; http.request_body; content:"name|3d 22|token|22 0d 0a|"; content:"name|3d 22|build_id|22 0d 0a|"; fast_pattern; content:"name|3d 22|file_name|22 0d 0a|"; content:"name|3d 22|file_data|22 0d 0a|"; reference:md5,cafc00050e206e4e5046e2dce4710107; classtype:command-and-control; sid:2059331; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2025_01_17, deployment Perimeter, deployment SSLDecrypt, malware_family Stealc, malware_family Vidar, confidence High, signature_severity Critical, tag c2, updated_at 2025_01_17, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:src_ip;)