Red Team Tactics: Utilizing Syscalls in C# — Writing the Code (Walk-through of Jack Halon’s Direct-Syscall PoC)

Original text: “Red Team Tactics: Utilizing Syscalls in C# – Writing The Code” — Jack Halon, Jack Hacks (16 April 2020, updated). Code blocks and figures below are reproduced verbatim with attribution captions.

Executive Summary

Jack Halon’s second “Utilizing Syscalls in C#” post is the implementation half of the series: take the conceptual understanding of…

https://core-jmp.org/2026/06/red-team-tactics-utilizing-syscalls-in-csharp-writing-the-code/