alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET PHISHING Successful Blocked Email Account Phish M2 2016-08-23";
flow:established,from_server;
http.stat_code;
content:"200";
http.content_type;
content:"text/html"; startswith;
file.data;
content:"<title>Recover Account"; fast_pattern; nocase;
content:"Account Might Become Blocked"; nocase; distance:0;
content:"has been fixed successfully"; nocase; distance:0;
content:"making us serve you better"; nocase; distance:0;
classtype:credential-theft;
sid:2032048; rev:3;
metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_08_23, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_07_27, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
)