alert icmp any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET MALWARE ICMP-GOSH Magic Bytes via ICMP Error"; itype:3; icode:3; content:"|1c 60 5a 47|"; classtype:command-and-control; sid:2062644; rev:1; metadata:attack_target Client_and_Server, created_at 2025_05_30, deployment Perimeter, malware_family ICMP_GOSH, confidence High, signature_severity Major, tag AI_Generated_Description, updated_at 2025_05_30; target:dest_ip;)