alert http $EXTERNAL_NET any -> any any (
msg:"ET EXPLOIT Possible AVCON6 Video Conferencing System RCE (Inbound)";
flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/login.action?redirect:${%23a%3d(new%20java.lang.%22"; depth:52; fast_pattern;
content:"http"; distance:0;
reference:url,unit42.paloaltonetworks.com/mirai-variant-echobot-resurfaces-with-13-previously-unexploited-vulnerabilities/;
classtype:attempted-admin;
sid:2029157; rev:2;
metadata:affected_product Linux, attack_target IoT, created_at 2019_12_16, deployment Perimeter, confidence Medium, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_26;
)