diff --git a/pkgs/by-name/ha/hayabusa-sec/package.nix b/pkgs/by-name/ha/hayabusa-sec/package.nix
new file mode 100644
index 000000000000..8dc4adb95493
--- /dev/null
+++ b/pkgs/by-name/ha/hayabusa-sec/package.nix
@@ -0,0 +1,52 @@
+{
+  lib,
+  rustPlatform,
+  fetchFromGitHub,
+  pkg-config,
+  openssl,
+  rust-jemalloc-sys,
+}:
+
+rustPlatform.buildRustPackage {
+  pname = "hayabusa-sec";
+  version = "3.3.0-unstable-2025-07-17";
+
+  src = fetchFromGitHub {
+    owner = "Yamato-Security";
+    repo = "hayabusa";
+    rev = "feaa165b4c0af34919ad26f634cb684e23172359";
+    hash = "sha256-h08InhNVW33IjPA228gv6Enlg6EKmj0yHb/UvJ/f7uw=";
+    # Include the hayabusa-rules
+    fetchSubmodules = true;
+  };
+
+  cargoHash = "sha256-wcH1Ron5Zx2ypWyaW0z7L9rCanAcosvpPQnP60qbvWQ=";
+
+  nativeBuildInputs = [
+    pkg-config
+  ];
+
+  buildInputs = [
+    openssl
+    rust-jemalloc-sys # transitive dependency via the hayabusa-evtx crate
+  ];
+
+  env.OPENSSL_NO_VENDOR = true;
+
+  # Several checks panic
+  # Skipping individual checks causes failure as `--skip` flags
+  # end up passed to executing `hayabusa`
+  # > error: unexpected argument '--skip' found
+  doCheck = false;
+
+  meta = {
+    description = "Sigma-based threat hunting and fast forensics timeline generator for Windows event logs";
+    homepage = "https://github.com/Yamato-Security/hayabusa";
+    license = lib.licenses.agpl3Plus;
+    maintainers = with lib.maintainers; [
+      d3vil0p3r
+      jk
+    ];
+    mainProgram = "hayabusa";
+  };
+}