alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Successful Idaho Central Credit Union Credential Phish";
flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/iccu/cu/"; bsize:9;
http.request_body;
content:"usernamex="; startswith;
content:"passwordx="; distance:0;
reference:md5,880cdc0e70b3e772f89474c84a6f8044;
classtype:credential-theft;
sid:2038483; rev:1;
metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_08_10, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_10;
)