HallWatch

HallWatch Copyright C 2026 Adam Zypherion — licensed under GPL-3.0. Indirect syscalls are simple once you have seen one. The loader walks ntdll, reads the SSN out of Nt prologue, finds the 0F 05 two bytes further in, sets r10/rax/rdx/r8/r9 itself, and jmps straight at those two bytes. The syscall...