alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT RondoDox BotNet Init Script Inbound"; flow:established,to_client; http.response_body; content:"|23 21 2f|bin|2f|sh|0a 23 20|rondo2012|40|atomicmail|2e|io"; startswith; reference:md5,a3f22f1acce4d1473bea36d86c82e448; reference:url,trendmicro.com/en_us/research/25/j/rondodox.html; classtype:attempted-admin; sid:2065906; rev:1; metadata:affected_product Linux, attack_target Server, tls_state plaintext, created_at 2025_11_25, deployment Perimeter, malware_family Mirai, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_11_25, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)