alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING TA399/Sidewinder Credential Phish Landing Page M3 2022-11-18"; flow:established,to_client; http.stat_code; content:"200"; file.data; content:"Zimbra"; content:"mail.ntc.net.pk/download/document/"; distance:0; fast_pattern; content:"session/sign in/"; distance:0; classtype:credential-theft; sid:2039812; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_11_18, deployment Perimeter, malware_family Sidewinder, confidence Medium, signature_severity Major, tag TA399, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_10_23;)