diff --git a/pkgs/tools/security/knowsmore/default.nix b/pkgs/tools/security/knowsmore/default.nix
new file mode 100644
index 000000000000..d9a806ef2a58
--- /dev/null
+++ b/pkgs/tools/security/knowsmore/default.nix
@@ -0,0 +1,55 @@
+{ lib
+, fetchFromGitHub
+, python3
+}:
+
+python3.pkgs.buildPythonApplication rec {
+  pname = "knowsmore";
+  version = "0.1.37";
+  format = "setuptools";
+
+  src = fetchFromGitHub {
+    owner = "helviojunior";
+    repo = "knowsmore";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-UxBoWK3L4u9xSQaGGHpzvs/mRlmhF3EqiS/4BYyTKos=";
+  };
+
+  propagatedBuildInputs = with python3.pkgs; [
+    aioconsole
+    ansi2image
+    beautifulsoup4
+    clint
+    colorama
+    impacket
+    levenshtein
+    minikerberos
+    neo4j
+    numpy
+    pypsrp
+    requests
+    tabulate
+    urllib3
+    xmltodict
+  ];
+
+  nativeCheckInputs = with python3.pkgs; [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "knowsmore"
+  ];
+
+  pytestFlagsArray = [
+    "tests/tests*"
+  ];
+
+  meta = with lib; {
+    description = "Tool for pentesting Microsoft Active Directory";
+    homepage = "https://github.com/helviojunior/knowsmore";
+    changelog = "https://github.com/helviojunior/knowsmore/releases/tag/v${version}";
+    license = licenses.gpl3Only;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 8453e42e0066..92578e9246d5 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9766,6 +9766,8 @@ with pkgs;
 
   knockpy = callPackage ../tools/security/knockpy { };
 
+  knowsmore = callPackage ../tools/security/knowsmore { };
+
   kool = callPackage ../development/tools/misc/kool { };
 
   kore = callPackage ../development/web/kore {