alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE CargoBay CnC Activity"; flow:established,to_server; http.method; content:"CONNECT"; http.protocol; content:"HTTP/1.1"; http.user_agent; content:"something/1.0.0"; bsize:15; nocase; fast_pattern; classtype:trojan-activity; sid:2038579; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_08_19, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_19;)