alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Suspected TA401/AridViper APT BarbWire Backdoor Related Activity M1 (POST)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:!"|2e|"; http.content_type; content:"application/x-www-form-urlencoded"; bsize:33; http.request_body; content:"name="; startswith; content:"&sov="; distance:0; content:"&sekop="; distance:0; fast_pattern; content:"&pos="; distance:0; http.header_names; content:!"Referer|0d 0a|"; reference:md5,08a1ee50adb72b421189362d74a190a4; reference:url,www.sentinelone.com/labs/gaza-cybergang-unified-front-targeting-hamas-opposition/; classtype:trojan-activity; sid:2052321; rev:1; metadata:attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_05_01, deployment Perimeter, deployment SSLDecrypt, malware_family AridViper, malware_family TA401, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_05_01; target:src_ip;)