Rule History

SID: 2030591 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 2 • Jul 24, 2020, 12:00 PM

Message:

ET WEB_SERVER Generic Webshell Accessed on Internal Server

Rule:

alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (msg:"ET WEB_SERVER Generic Webshell Accessed on Internal Server"; flow:established,to_client; file.data; content:"<title>[ RC-SHELL v"; nocase; fast_pattern; classtype:web-application-attack; sid:2030591; rev:2; metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2020_07_24, deployment Perimeter, confidence Medium, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_07_24;)

Created:

Jul 24, 2020, 12:00 PM

Updated:

Jul 24, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 17, 2025, 9:34 PM

Filename:

rules/emerging-web_server.rules