ET MALWARE DonotGroup Pult Downloader Activity (POST) M7

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE DonotGroup Pult Downloader Activity (POST) M7";
    flow:established,to_server;
    urilen:8<>40;
    http.method;
    content:"POST";
    http.uri;
    content:!"|2e|";
    http.content_type;
    content:"application/x-www-form-urlencoded"; bsize:33;
    http.request_body;
    content:"batac="; startswith; fast_pattern;
    http.user_agent;
    content:!"Linux|3b|";
    content:!"iPhone|3b|";
    http.header_names;
    content:"|0d 0a|Content-type|0d 0a|User-Agent|0d 0a|Host|0d 0a|Content-Length|0d 0a|Cache-Control|0d 0a 0d 0a|";
    content:!"Referer";
    reference:md5,5ee4463da5f43ee67541b9eb1277e1bf;
    reference:url,twitter.com/ginkgo_g/status/1777256849030709560;
    classtype:trojan-activity;
    sid:2052102; 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 TLSDecrypt, created_at 2024_04_16, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_16;
    target:src_ip;
)