Process killer

kill.asm

format PE GUI 4.0
entry start

include 'win32a.inc'

section '.data' data readable writeable
buff    rb      100h

section '.code' code readable executable

  start:
        invoke  WinExec,exec,SW_SHOW
        invoke  WinExec,exec,SW_SHOW

        invoke  GetCurrentProcessId
        invoke  wsprintf,buff,mask,eax
        add     esp,12

        invoke  MessageBox,NULL,buff,title,MB_OK
        invoke  ExitProcess,0

exec    db      'cmd.exe',0
title   db      'process killer',0
mask    db      'PID = %i',0

section '.idata' import data readable writeable

  library kernel32,'kernel32.dll',\
          user32,'user32.dll'

  include 'apia\kernel32.inc'
  include 'apia\user32.inc'