alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Successful Ionos Credential Phish 2023-02-28";
flow:established,to_server;
http.request_line;
content:"POST|20|/communication/communication/pass_error.php|20|"; startswith; fast_pattern;
http.request_body;
content:"email="; startswith;
content:"&password="; distance:0;
content:"&submit="; distance:0;
reference:md5,10963f48a4c55a815db76313daba45ca;
classtype:trojan-activity;
sid:2044411; rev:1;
metadata:attack_target Client_Endpoint, created_at 2023_02_28, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_02_28;
)