alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HUNTING Redirect to Wikipedia with Hackernoon GIF"; flow:established,to_client; http.content_len; byte_test:0,<=,400,0,string,dec; http.stat_code; content:"200"; file.data; content:"<title>Welcome</title>"; content:"wikipedia.org"; distance:0; content:"|3c|img|20|alt|3d 22|Please|20|Wait|22 20|src|3d 22|https|3a 2f 2f|hackernoon|2e|com|2f|images"; fast_pattern; distance:0; content:".gif"; distance:0; classtype:social-engineering; sid:2050808; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_02_13, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Informational, updated_at 2024_02_13;)