C inline вставки позволяют писать C-код вместо ассемблера
Справочник по C-коду можно найти в Интернете.

Примерчик будет:

{$CCODE base=EBX}
   int* myHealth=base+0x4B0;
   *myHealth = 999;
{$asm}

[ENABLE]
aobscanmodule(INJECT_test,Tutorial-i386.exe,29 83 B0 04 00 00) 
alloc(newmem,$1000)
label(code)
label(return)

newmem:
{$CCODE base=EBX}
   int* myHealth=base+0x4B0;
   *myHealth = 999;
{$asm}

code:
  //sub [ebx+000004B0],eax
  jmp return

INJECT_test:
  jmp newmem
  nop
return:
registersymbol(INJECT_test)

[DISABLE]
INJECT_test:
  db 29 83 B0 04 00 00

unregistersymbol(INJECT_test)
dealloc(newmem)

{
// ORIGINAL CODE - INJECTION POINT: Tutorial-i386.exe+25A6F

Tutorial-i386.exe+25A49: 8D 55 DC           - lea edx,[ebp-24]
Tutorial-i386.exe+25A4C: 8D 4D F4           - lea ecx,[ebp-0C]
Tutorial-i386.exe+25A4F: E8 8C 7D FE FF     - call Tutorial-i386.exe+D7E0
Tutorial-i386.exe+25A54: E8 37 E4 FD FF     - call Tutorial-i386.exe+3E90
Tutorial-i386.exe+25A59: 50                 - push eax
Tutorial-i386.exe+25A5A: 85 C0              - test eax,eax
Tutorial-i386.exe+25A5C: 0F 85 CE 00 00 00  - jne Tutorial-i386.exe+25B30
Tutorial-i386.exe+25A62: B8 05 00 00 00     - mov eax,00000005
Tutorial-i386.exe+25A67: E8 C4 93 FE FF     - call Tutorial-i386.exe+EE30
Tutorial-i386.exe+25A6C: 83 C0 01           - add eax,01
// ---------- INJECTING HERE ----------
Tutorial-i386.exe+25A6F: 29 83 B0 04 00 00  - sub [ebx+000004B0],eax
// ---------- DONE INJECTING  ----------
Tutorial-i386.exe+25A75: 8D 45 D4           - lea eax,[ebp-2C]
Tutorial-i386.exe+25A78: E8 53 DF FD FF     - call Tutorial-i386.exe+39D0
Tutorial-i386.exe+25A7D: 8B 83 B0 04 00 00  - mov eax,[ebx+000004B0]
Tutorial-i386.exe+25A83: 68 FF 00 00 00     - push 000000FF
Tutorial-i386.exe+25A88: 8D 8D D4 FE FF FF  - lea ecx,[ebp-0000012C]
Tutorial-i386.exe+25A8E: BA FF FF FF FF     - mov edx,FFFFFFFF
Tutorial-i386.exe+25A93: E8 68 F2 FD FF     - call Tutorial-i386.exe+4D00
Tutorial-i386.exe+25A98: 8D 4D D4           - lea ecx,[ebp-2C]
Tutorial-i386.exe+25A9B: 66 31 D2           - xor dx,dx
Tutorial-i386.exe+25A9E: 8D 85 D4 FE FF FF  - lea eax,[ebp-0000012C]
}