alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET WEB_CLIENT Generic Stolen Credentials Accessed on External Server";
flow:established,to_client;
file.data;
content:"---------0nline Inf0---------------"; nocase; fast_pattern;
content:"Email"; nocase; distance:0;
content:"Password"; nocase; distance:0;
classtype:web-application-attack;
sid:2030079; rev:2;
metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2020_05_01, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_05_01;
)