alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE BlackTech Plead Encrypted Payload Inbound"; flow:established,to_client; http.stat_code; content:"200"; file.data; content:"|91 00 13 87 33 00 90 06 19|"; fast_pattern; reference:url,www.welivesecurity.com/2019/05/14/plead-malware-mitm-asus-webstorage/; classtype:trojan-activity; sid:2027364; rev:5; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2019_05_17, deployment Perimeter, malware_family Plead, performance_impact Low, confidence Medium, signature_severity Major, tag APT, tag BlackTech, updated_at 2024_03_07;)