alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/LOADOUT CnC Activity"; flow:to_server,established; http.method; content:"POST"; http.user_agent; content:"Mozilla/5.0 (Windows NT 10.0|3b 20|Win64|3b 20|x64|3b 20|rv:6.0) Gecko/20110101 Firefox/69.0"; http.header_names; content:"|0d 0a|content-type|0d 0a|"; content:"|0d 0a|user-agent|0d 0a|"; content:!"|0d 0a|Referer|0d 0a|"; http.request_body; content:"yoyo="; depth:5; fast_pattern; reference:md5,4d56a1ca28d9427c440ec41b4969caa2; reference:url,mandiant.com/resources/evolution-of-fin7; classtype:trojan-activity; sid:2035735; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_04_04, deployment Perimeter, deprecation_reason Age, malware_family Win32_LOADOUT, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_12_02, reviewed_at 2024_12_02;)