alert http any any -> $HOME_NET any (msg:"ET HUNTING Microsoft Sharepoint Deserialization RCE via SPThemes (CVE-2024-38018)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/_vti_bin/webpartpages.asmx"; endswith; http.request_body; content:"|3c|AttachedPropertiesShared|3e 2f|wE"; fast_pattern; reference:url,blog.viettelcybersecurity.com/sharepoint_properties_deser/; classtype:attempted-user; sid:2064129; rev:1; metadata:affected_product Microsoft_Sharepoint, attack_target Server, tls_state TLSDecrypt, created_at 2025_08_22, cve CVE_2024_38018, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2025_08_22, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)