alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET RETIRED Win32/Lilith Stealer uploadFile Data Exfiltration Attempt"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/gate/"; startswith; pcre:"/^[0-9a-f]{8}-(?:[0-9a-f]{4}-){3}[0-9a-f]{12}/R"; content:"/uploadFile?name="; fast_pattern; distance:0; content:".zip"; distance:0; content:"dir="; http.user_agent; content:"Lilith-Bot/"; startswith; http.header_names; content:!"Referer"; reference:md5,0ebe8de305581c9eca37e53a46d033c8; classtype:trojan-activity; sid:2038499; rev:2; metadata:attack_target Client_and_Server, created_at 2022_08_11, deployment Perimeter, former_category MALWARE, malware_family Lilith_Stealer, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_09_17, reviewed_at 2024_09_17;)