Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_SERVER WebShell - Generic - c99shell based POST structure w/multipart"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"form-data\; name=|22|a|22|"; content:"form-data\; name=|22|c|22|"; content:"form-data\; name=|22|p1|22|"; classtype:attempted-user; sid:2015920; rev:3; metadata:created_at 2012_11_21, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_22;)