alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Patchwork APT CnC Activity (uuiddsd)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:".php"; endswith; http.header_names; content:!"|0d 0a|Referer|0d 0a|"; nocase; http.request_body; content:"uuiddsd="; startswith; fast_pattern; content:"&uqid="; distance:0; http.header; content:"|0d 0a|Expect|3a 20|100-continue|0d 0a|"; http.content_type; bsize:33; content:"application/x-www-form-urlencoded"; reference:url,x.com/naumovax/status/1813151432419254656/; reference:md5,9cb3752a862d996815249c3d14353464; reference:url,ctfiot.com/193014.html; classtype:trojan-activity; sid:2054503; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_07_16, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Critical, tag Patchwork, updated_at 2024_07_16;)