Article’s PDF file: https://soroush.me/downloadable/finding_and_exploiting_dotnet_remoting_over_http_using_deserialisation.pdf
I have published a blog post in NCC Group’s website to explain how to test deserialisation issues within the SOAP requests that are used by ASP.NET Remoting over a HTTP channel:
This research is accompanied by an open source project that show a sample vulnerable server and a client that can be useful for testing purposes: https://github.com/nccgroup/VulnerableDotNetHTTPRemoting/
The blog link is as follows: https://web.archive.org/web/20190330065542/https://www.nccgroup.trust/uk/about-us/newsroom-and-events/blogs/2019/march/finding-and-exploiting-.net-remoting-over-http-using-deserialisation/