alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET EXPLOIT Realtek SDK Miniigd UPnP SOAP Command Execution CVE-2014-8361 - Outbound";
flow:established,to_server;
http.method;
content:"POST";
http.header;
content:"SOAPAction|3a 20|urn|3a|schemas-upnp-org|3a|service|3a|WANIPConnection|3a|"; fast_pattern;
http.request_body;
content:"|3c|u|3a|AddPortMapping";
content:"|3c|NewRemoteHost|3e|"; distance:0;
content:"|3c|NewInternalClient"; distance:0;
content:"|3c 2f|NewInternalClient|3e|"; distance:0;
content:"NewEnabled|3e|1"; distance:0;
classtype:trojan-activity;
sid:2027339; rev:3;
metadata:attack_target IoT, created_at 2019_05_08, cve CVE_2014_8361, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag CISA_KEV, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_31;
)