ET MALWARE Win32/Spyderv2 Related Activity (POST)

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Win32/Spyderv2 Related Activity (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:".php"; endswith;
    http.content_type;
    content:"application/x-www-form-urlencoded"; bsize:33;
    http.request_body;
    content:"hwid="; startswith;
    content:"&mail="; distance:0;
    content:"--&ver=2"; endswith; fast_pattern;
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:md5,2491942d8cd5807cd4615a07ad26a54a;
    reference:url,mp.weixin.qq.com/s?__biz=MzI2MDc2MDA4OA==&mid=2247508856&idx=1&sn=256ab2e8e63a406a37088f1b133eb6ff&chksm=ea66540fdd11dd1924c87240bbf3675e276a17a5980df63d8aace47c92cbe40ca5e197f7e183&scene=178&cur_album_id=1539799351089283075;
    classtype:trojan-activity;
    sid:2051675; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_03_18, deployment Perimeter, malware_family Win32_Spyderv2, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_18;
    target:src_ip;
)