alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (
msg:"ET RETIRED IIS-Raid Module Backdoor Ping in HTTP Request";
flow:established,to_server;
flowbits:set,ET.IIS-Raid.PING;
http.header;
content:"|3a 20|PIN|7c|G"; fast_pattern;
reference:url,github.com/0x09AL/IIS-Raid;
classtype:trojan-activity;
sid:2045226; rev:3;
metadata:affected_product Microsoft_IIS, attack_target Web_Server, created_at 2023_04_27, deployment Perimeter, deployment Internal, deployment SSLDecrypt, former_category MALWARE, malware_family IIS_Raid, performance_impact Low, confidence High, signature_severity Major, updated_at 2025_04_17, reviewed_at 2025_04_17;
target:dest_ip;
)