import "hash"

rule bulwark_https_bulwarkblack_com_dknife_cisco_talos_exposes_china_nexus_gateway_monitoring_aitm_fr
{
    meta:
        author = "Bulwark Black LLC"
        source = "https://bulwarkblack.com/dknife-cisco-talos-exposes-china-nexus-gateway-monitoring-aitm-framework-active-since-2019/"
        description = "Auto-extracted indicators. Verify before use; not a behavioral detection rule."
        generated = "2026-08-27T00:00:00Z"
        tlp = "TLP:CLEAR"
        indicator_count = "4"
    strings:
        $s0 = "hunt.io" ascii wide nocase  // Domains
        $s1 = "malpedia.caad.fkie.fraunhofer.de" ascii wide nocase  // Domains
        $s2 = "https://malpedia.caad.fkie.fraunhofer.de/details/win.shadowpad&quot" ascii wide nocase  // URLs
    condition:
        any of ($s*) or
        hash.sha1(0, filesize) == "a182e35da64e6d71cb55f125c4d4225196523f14"
}