import os fromURL='https://www.comodo.com/new-assets/images/comodo-cybersecurity-managed-detection-and-response.png'## Here mention the download url Down_path=os.environ['PROGRAMDATA'] fileName = fromURL.split('/')[-1] DownTo = os.path.join(Down_path, fileName) ps_content=r''' reg add "HKEY_CURRENT_USER\Control Panel\Desktop" /v Wallpaper /t REG_SZ /d %s /f '''%(DownTo) def ecmd(command): import ctypes from subprocess import PIPE, Popen class disable_file_system_redirection: _disable = ctypes.windll.kernel32.Wow64DisableWow64FsRedirection _revert = ctypes.windll.kernel32.Wow64RevertWow64FsRedirection def __enter__(self): self.old_value = ctypes.c_long() self.success = self._disable(ctypes.byref(self.old_value)) def __exit__(self, type, value, traceback): if self.success: self._revert(self.old_value) with disable_file_system_redirection(): obj = Popen(command, shell = True, stdout = PIPE, stderr = PIPE) out, err = obj.communicate() ret=obj.returncode if ret==0: if out: return out.strip() else: return ret else: if err: return err.strip() else: return ret import ctypes class disable_file_system_redirection: _disable = ctypes.windll.kernel32.Wow64DisableWow64FsRedirection _revert = ctypes.windll.kernel32.Wow64RevertWow64FsRedirection def __enter__(self): self.old_value = ctypes.c_long() self.success = self._disable(ctypes.byref(self.old_value)) def __exit__(self, type, value, traceback): if self.success: self._revert(self.old_value) import subprocess with disable_file_system_redirection(): import urllib def downloadFile(DownTo, fromURL): try: with open(DownTo, 'wb') as f: f.write(urllib.urlopen(fromURL).read()) if os.path.isfile(DownTo): return '{} - {}KB'.format(DownTo, os.path.getsize(DownTo)/1000) except: return 'Please Check URL or Download Path!' print downloadFile(DownTo, fromURL ) file_name='powershell_file.ps1' file_path=os.path.join(Down_path, file_name) with open(file_path, 'wb') as wr: wr.write(ps_content) ecmd('powershell "Set-ExecutionPolicy RemoteSigned"') print ecmd('powershell "%s"'%file_path) os.remove(file_path)