Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Generic Mailer Accessed on External Compromised Server"; flow:established,to_client; file.data; content:"<title>Mailer Venom"; nocase; fast_pattern; content:"name=|22|fmail|22 20|type=|22|text|22 20|id=|22|fakemail|22|"; distance:0; classtype:web-application-attack; sid:2032090; rev:2; metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2021_03_17, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_03_17;)