alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET ATTACK_RESPONSE MrRobot LYON Admin Panel Inbound";
flow:established,to_client;
http.response_body;
content:"|3c|title|3e|Login|3c 2f|title|3e|";
content:"class|3d 22|card|2d|title|20|text|2d|center|22 3e|Panel|20|Login|3c 2f|div|3e|"; fast_pattern;
content:"method|3d 22|post|22 20|action|3d 22|user|2e|php|22 3e|";
content:"id|3d 22|exampleInputPassword1|22 20|name|3d 22|password|22 20|placeholder|3d 22|Password|22 3e|";
content:"|3c|input|20|type|3d 22|submit|22 20|name|3d 22|login|22 20|value|3d 22|Sign|20|in|22 20|class|3d 22|btn|20|btn|2d|primary|20|btn|2d|block|22 2f 3e|";
reference:url,twitter.com/luc4m/status/1655886075640913922;
classtype:trojan-activity;
sid:2045624; rev:1;
metadata:attack_target Client_Endpoint, created_at 2023_05_09, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_09;
)