alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE UNK_ConsoleCollie CnC Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; bsize:13; content:"/down_xia.php"; fast_pattern; http.header_names; content:"|0d 0a|ua-cpu|0d 0a|"; reference:md5,83645119150eba8222245ec2f5ca6150; reference:url,ti.qianxin.com/blog/articles/UTG-Q-010-Targeted-Attack-Campaign-Against-the-AI-and-Gaming-Industry-CN/); classtype:trojan-activity; sid:2052831; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_05_22, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag UNK_ConsoleCollie, updated_at 2024_05_22; target:src_ip;)