alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Yahoo Account Phish Landing 2015-10-23"; flow:established,from_server; file_data; content:"<title>Yahoo"; nocase; content:"You Have Been Signed Out"; fast_pattern; nocase; distance:0; content:"Yahoomail For Yahoo Security"; nocase; distance:0; content:"please Relogin"; nocase; distance:0; classtype:social-engineering; sid:2031688; rev:3; metadata:created_at 2015_10_22, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_17;)