alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Laturo Stealer CnC Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; content:".php"; endswith; http.request_header; header_lowercase; content:"os|3a 20|WIN_"; fast_pattern; startswith; nocase; http.header_names; to_lowercase; content:!"|0d 0a|referer|0d 0a|"; content:!"|0d 0a|accept"; content:"|0d 0a|hwid|0d 0a|"; content:"|0d 0a|elevated|0d 0a|"; content:"|0d 0a|arch|0d 0a|"; content:"|0d 0a|special|0d 0a|"; reference:md5,06a1eaa62d8de97aec8a151f2ca6569b; classtype:command-and-control; sid:2027944; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_09_04, deployment Perimeter, malware_family Laturo, performance_impact Moderate, confidence High, signature_severity Major, updated_at 2024_04_21;)