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Rev: 2 • Apr 14, 2020, 12:00 PMET WEB_SERVER WSO Webshell Password Prompt Accessed on Internal Compromised Server
alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (msg:"ET WEB_SERVER WSO Webshell Password Prompt Accessed on Internal Compromised Server"; flow:established,to_client; file.data; content:"<form action=|22 22 20|method=|22|post|22|><input type=|22|text|22 20|name=|22|_nv|22|><input type=|22|submit|22 20|value=|22|>>|22|></form>"; distance:0; fast_pattern; classtype:web-application-attack; sid:2029903; rev:2; metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2020_04_14, deployment Perimeter, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_14;)
Apr 14, 2020, 12:00 PM
Apr 14, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 19, 2025, 10:35 PM
rules/emerging-web_server.rules