alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING PerSwaysion Phishkit Message Variables"; flow:established,to_client; http.stat_code; content:"200"; file.data; content:"MS_TXT_LOGIN"; nocase; content:"ChangPass_"; nocase; content:"Login_"; nocase; content:"i18nGobal"; nocase; fast_pattern; reference:url,blog.group-ib.com/perswaysion; classtype:credential-theft; sid:2034028; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_09_24, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_10_05;)