alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET PHISHING LinkedIn Phishing Landing 2017-07-20";
flow:established,from_server;
file_data;
content:"class=|22|ie ie6 lte9 lte8 lte7 os-linux|22|>";
content:"<title>LinkedIn|26 23|58|3b 20|Log In or Sign Up</title>"; distance:0; fast_pattern;
content:"action=|22|login.php|22|"; distance:0;
classtype:social-engineering;
sid:2025876; rev:1;
metadata:attack_target Client_Endpoint, created_at 2018_07_20, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Minor, tag Phish, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)