Checks if the process is being dubugged or not using CheckRemoteDebuggerPresent

CheckRemoteDebuggerPresent.asm

.386
.model flat, stdcall
option casemap :none   

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; Title: Checks if the process is being dubugged or not using CheckRemoteDebuggerPresent
; Author: Osanda Malith Jayathissa (@OsandaMalith)
; ¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤

include    windows.inc
include    user32.inc
include    kernel32.inc  
includelib user32.lib
includelib kernel32.lib

.data
Caption			  db 	"Debugger status:",0h
NotFound          	  db 	"Debugger not found!",0h
Found		 	  db 	"Debugger found!",0h
pbDebuggerPresent         byte   0

.code
start:
	xor eax, eax
	invoke GetCurrentProcess
	invoke CheckRemoteDebuggerPresent, eax, offset pbDebuggerPresent
	
	cmp pbDebuggerPresent, 1
	JZ DebuggerDetected
	
	invoke MessageBox, 0, offset NotFound, offset Caption, MB_ICONASTERISK + MB_OK
	JMP exit

DebuggerDetected:
	invoke MessageBox, 0, offset Found, offset Caption, MB_ICONINFORMATION + MB_OK

exit:
	invoke ExitProcess, 0

end start