Versions (3)
Version DetailsCurrent
Rev: 2 • Apr 16, 2021, 12:00 PMET WEB_CLIENT Generic Webshell Accessed on External Compromised Server
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Generic Webshell Accessed on External Compromised Server"; flow:established,to_client; file.data; content:"<title>x3x3x3x_5h3ll"; fast_pattern; classtype:web-application-attack; sid:2032774; rev:2; metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2021_04_16, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_04_16;)
Apr 16, 2021, 12:00 PM
Apr 16, 2021, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 12, 2025, 9:34 PM
rules/emerging-web_client.rules