SendMessage by winappdbg

특정 Control에 특정 메세지를 전송.

target window 아래 child window을 뒤져 원하는 핸들값을 찾아내고 메시지를 전송.

from winappdbg import System, version, HexDump, win32
import sys, time

def send_input(hwnd, msg):
    for c in msg:
            win32.SendMessage(hwnd, user32.WM_CHAR, ord(c), 0)
            time.sleep(0.5)

user32 = win32.user32

txt = 'I am Legend.\n'

system = System()

for window in system.get_windows():
    if window.classname == 'Notepad':
        tmp =  user32.EnumChildWindows(window)
        for x in tmp:
            if user32.GetClassNameA(x) == 'Edit':
                send_input(x, txt)