alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Loxes/Mongall Related CnC Beacon M4 (GET)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:!"."; content:!"?"; content:!"&"; pcre:"/^\/(?:[a-zA-Z0-9=]{60,408})$/"; http.header_names; to_lowercase; content:!"|0d 0a|referer|0d 0a|"; content:!"|0d 0a|content"; http.user_agent; bsize:109; content:"Mozilla/5.0 (Windows NT 6.1|3b|WOW64) AppleWebKit|20|/537.36 (KHTML,like Gecko) chrome/40.0.2214.115 safari|20|/537.36"; fast_pattern; reference:md5,4d9732711edfb9826fae4795d31bad69; reference:url,www.sentinelone.com/labs/aoqin-dragon-newly-discovered-chinese-linked-apt-has-been-quietly-spying-on-organizations-for-10-years/; classtype:command-and-control; sid:2036995; rev:3; metadata:attack_target Client_Endpoint, created_at 2022_06_15, deployment Perimeter, malware_family Mongall, malware_family Loxes, malware_family AoqinDragon, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_30;)