indirect-syscalls
There are 2 repositories under indirect-syscalls topic.
VirtualAlllocEx/DEFCON-31-Syscalls-Workshop
Contains all the material from the DEF CON 31 workshop "(In)direct Syscalls: A Journey from High to Low".
VirtualAlllocEx/Direct-Syscalls-vs-Indirect-Syscalls
The following two code samples can be used to understand the difference between direct syscalls and indirect syscalls