alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING LinkedIn Phish Landing Page 2022-01-31"; flow:established,to_client; http.stat_code; content:"200"; file.data; content:"|3c|title|3e|Messages|20 7c 20|Linkedln|20 7c 20|Welcome|20|back|2e 2e 2e 3c 2f|title|3e|"; fast_pattern; nocase; reference:md5,05376d1db31ee300b1d567a91bcc22d5; classtype:credential-theft; sid:2035022; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_01_31, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_01_31;)