Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Generic WSO Webshell Password Prompt Accessed on External Compromised Server"; flow:established,to_client; file.data; content:"<form   method=|20 22|post|22 20|action=|20 22 22|> <input type=|22|input|22 20|name =|22|f_pp|22 20|value=|20 22 22|/><input type=|20 22|submit|22 20|value="; fast_pattern; classtype:web-application-attack; sid:2029884; rev:2; metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2020_04_13, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_13;)