unmanaged call via dynamic PInvoke in .NET

rule:
  meta:
    name: unmanaged call via dynamic PInvoke in .NET
    namespace: runtime/dotnet
    authors:
      - michael.hunhoff@mandiant.com
    description: https://github.com/bohops/DynamicDotNet/blob/main/dynamic_pinvoke/dynamic_pinvoke_definepinvokemethod_shellcode_runner.cs
    scopes:
      static: function
      dynamic: thread
  features:
    - and:
      - or:
        - api: System.Reflection.Emit.ModuleBuilder::DefinePInvokeMethod
        - api: System.Reflection.Emit.TypeBuilder::DefinePInvokeMethod
      - optional:
        - api: System.Reflection.MethodBase::Invoke