'; } else{ echo ''; } echo 'Hillstone Networks'; } elseif ($_SERVER[HTTP_HOST] == "update1.huaantech.com.cn") { echo ''; echo 'huaantech'; } elseif ($_SERVER[HTTP_HOST] == "update1.dcnetworks.com.cn") { echo ''; echo 'dcnetworks'; } elseif ($_SERVER[HTTP_HOST] == "update1.w-ibeda.com") { if (false===strpos($_SERVER[REQUEST_URI],"/en/")) echo ''; else echo ''; echo 'w-ibeda'; } elseif ($_SERVER[HTTP_HOST] == "update1.hp-telecom.com") { echo ''; echo 'hp-telecom'; } elseif ($_SERVER[HTTP_HOST] == "update1.maipu.com") { echo ''; echo 'Maipu'; } elseif ($_SERVER[HTTP_HOST] == "update1.ncurity.com") { echo ''; echo 'Ncurity'; } elseif ($_SERVER[HTTP_HOST] == "update1.socusnetwork.com") { echo ''; echo 'Socusnetwork'; } else{ echo ''; echo 'Hillstone Networks'; } ?>
 
   
 

RULE（RULE ID：339950）

Rule General Information
Release Date: 2026-04-22
Rule Name: Suspicious Webshell Detection
Severity:
CVE ID:
Rule Protection Details
Description: A Webshell is a type of Web application written in dynamic scripting. By using a Webshell, one can execute system commands, steal data, and implant viruses on a Web server. This rule is used to detect suspicious communication traffic related to Webshells.
Impact: An attacker could exploit this vulnerability to have unspecified effect.
Affected OS: Windows, Linux, Others
Reference:
Solutions
Users should scan server content to see if Trojan horse files exist.