alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (msg:"ET WEB_SERVER Generic Stolen Credentials Accessed on Internal 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:2030080; rev:2; metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2020_05_01, deployment Perimeter, confidence Medium, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_05_01;)