VeraCrypt
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authorMounir IDRASSI <mounir.idrassi@idrix.fr>2018-04-16 00:23:05 +0200
committerMounir IDRASSI <mounir.idrassi@idrix.fr>2018-04-23 16:59:27 +0200
commit0a737c8c87fded05a74cad5232c9c973b3037d61 (patch)
tree44113dbadbb96d90fe7ddfe13136b237d07c911c
parent9e36039630db3935e316ecd378e6826f4e5c3a5c (diff)
downloadVeraCrypt-0a737c8c87fded05a74cad5232c9c973b3037d61.tar.gz
VeraCrypt-0a737c8c87fded05a74cad5232c9c973b3037d61.zip
Windows: implement internal verification of Authenticode digital signature for all modules to protect against simple binaries tampering.
-rw-r--r--src/Common/Dlgcode.c169
-rw-r--r--src/Common/Dlgcode.h2
-rw-r--r--src/Mount/Mount.c62
-rw-r--r--src/Setup/SelfExtract.c9
-rw-r--r--src/Setup/Setup.c15
5 files changed, 231 insertions, 26 deletions
diff --git a/src/Common/Dlgcode.c b/src/Common/Dlgcode.c
index 2e37a6a3..fdff1f07 100644
--- a/src/Common/Dlgcode.c
+++ b/src/Common/Dlgcode.c
@@ -75,6 +75,8 @@
#endif
#include <Setupapi.h>
+#include <Softpub.h>
+#include <WinTrust.h>
#include <strsafe.h>
#pragma comment( lib, "setupapi.lib" )
@@ -266,6 +268,8 @@ HMODULE hbcryptprimitivesdll = NULL;
HMODULE hMsls31 = NULL;
HMODULE hntmartadll = NULL;
HMODULE hwinscarddll = NULL;
+HMODULE hmsvcrtdll = NULL;
+HMODULE hWinTrustLib = NULL;
#define FREE_DLL(h) if (h) { FreeLibrary (h); h = NULL;}
@@ -317,6 +321,29 @@ SHDeleteKeyWPtr SHDeleteKeyWFn = NULL;
SHStrDupWPtr SHStrDupWFn = NULL;
ChangeWindowMessageFilterPtr ChangeWindowMessageFilterFn = NULL;
+typedef LONG (WINAPI *WINVERIFYTRUST)(HWND hwnd, GUID *pgActionID, LPVOID pWVTData);
+typedef CRYPT_PROVIDER_DATA* (WINAPI *WTHELPERPROVDATAFROMSTATEDATA)(HANDLE hStateData);
+typedef CRYPT_PROVIDER_SGNR* (WINAPI *WTHELPERGETPROVSIGNERFROMCHAIN)(CRYPT_PROVIDER_DATA *pProvData,
+ DWORD idxSigner,
+ BOOL fCounterSigner,
+ DWORD idxCounterSigner);
+typedef CRYPT_PROVIDER_CERT* (WINAPI *WTHELPERGETPROVCERTFROMCHAIN)(CRYPT_PROVIDER_SGNR *pSgnr,
+ DWORD idxCert);
+
+static WINVERIFYTRUST WinVerifyTrustFn = NULL;
+static WTHELPERPROVDATAFROMSTATEDATA WTHelperProvDataFromStateDataFn = NULL;
+static WTHELPERGETPROVSIGNERFROMCHAIN WTHelperGetProvSignerFromChainFn = NULL;
+static WTHELPERGETPROVCERTFROMCHAIN WTHelperGetProvCertFromChainFn = NULL;
+
+static unsigned char gpbSha1CodeSignCertFingerprint[64] = {
+ 0xCD, 0xF3, 0x05, 0xAD, 0xAE, 0xD3, 0x91, 0xF2, 0x0D, 0x95, 0x95, 0xAC,
+ 0x76, 0x09, 0x35, 0x53, 0x11, 0x00, 0x4D, 0xDD, 0x56, 0x02, 0xBD, 0x09,
+ 0x76, 0x57, 0xE1, 0xFA, 0xFA, 0xF4, 0x86, 0x09, 0x28, 0xA4, 0x0D, 0x1C,
+ 0x68, 0xE7, 0x68, 0x31, 0xD3, 0xB6, 0x62, 0x9C, 0x75, 0x91, 0xAB, 0xB5,
+ 0x6F, 0x1A, 0x75, 0xE7, 0x13, 0x2F, 0xF1, 0xB1, 0x14, 0xBF, 0x5F, 0x00,
+ 0x40, 0xCE, 0x17, 0x6C
+};
+
/* Windows dialog class */
#define WINDOWS_DIALOG_CLASS L"#32770"
@@ -691,6 +718,7 @@ void AbortProcessDirect (wchar_t *abortMsg)
FREE_DLL (hMsls31);
FREE_DLL (hntmartadll);
FREE_DLL (hwinscarddll);
+ FREE_DLL (hmsvcrtdll);
exit (1);
}
@@ -740,6 +768,7 @@ void AbortProcessSilent (void)
FREE_DLL (hMsls31);
FREE_DLL (hntmartadll);
FREE_DLL (hwinscarddll);
+ FREE_DLL (hmsvcrtdll);
// Note that this function also causes localcleanup() to be called (see atexit())
exit (1);
@@ -2701,6 +2730,9 @@ void InitApp (HINSTANCE hInstance, wchar_t *lpszCommandLine)
WNDCLASSW wc;
char langId[6];
InitCommonControlsPtr InitCommonControlsFn = NULL;
+ wchar_t modPath[MAX_PATH];
+
+ GetModuleFileNameW (NULL, modPath, ARRAYSIZE (modPath));
/* remove current directory from dll search path */
SetDllDirectoryFn = (SetDllDirectoryPtr) GetProcAddress (GetModuleHandle(L"kernel32.dll"), "SetDllDirectoryW");
@@ -2720,6 +2752,7 @@ void InitApp (HINSTANCE hInstance, wchar_t *lpszCommandLine)
InitGlobalLocks ();
+ LoadSystemDll (L"msvcrt.dll", &hmsvcrtdll, TRUE, SRC_POS);
LoadSystemDll (L"ntmarta.dll", &hntmartadll, TRUE, SRC_POS);
LoadSystemDll (L"MPR.DLL", &hmprdll, TRUE, SRC_POS);
#ifdef SETUP
@@ -2770,22 +2803,24 @@ void InitApp (HINSTANCE hInstance, wchar_t *lpszCommandLine)
LoadSystemDll (L"vsstrace.dll", &hvsstracedll, TRUE, SRC_POS);
LoadSystemDll (L"vssapi.dll", &vssapidll, TRUE, SRC_POS);
LoadSystemDll (L"spp.dll", &hsppdll, TRUE, SRC_POS);
+ }
+#endif
- if (IsOSAtLeast (WIN_7))
- {
- LoadSystemDll (L"CryptSP.dll", &hCryptSpDll, TRUE, SRC_POS);
-
- LoadSystemDll (L"cfgmgr32.dll", &hcfgmgr32dll, TRUE, SRC_POS);
- LoadSystemDll (L"devobj.dll", &hdevobjdll, TRUE, SRC_POS);
- LoadSystemDll (L"powrprof.dll", &hpowrprofdll, TRUE, SRC_POS);
+ LoadSystemDll (L"crypt32.dll", &hcrypt32dll, TRUE, SRC_POS);
+
+ if (IsOSAtLeast (WIN_7))
+ {
+ LoadSystemDll (L"CryptSP.dll", &hCryptSpDll, TRUE, SRC_POS);
- LoadSystemDll (L"crypt32.dll", &hcrypt32dll, TRUE, SRC_POS);
+ LoadSystemDll (L"cfgmgr32.dll", &hcfgmgr32dll, TRUE, SRC_POS);
+ LoadSystemDll (L"devobj.dll", &hdevobjdll, TRUE, SRC_POS);
+ LoadSystemDll (L"powrprof.dll", &hpowrprofdll, TRUE, SRC_POS);
- LoadSystemDll (L"bcrypt.dll", &hbcryptdll, TRUE, SRC_POS);
- LoadSystemDll (L"bcryptprimitives.dll", &hbcryptprimitivesdll, TRUE, SRC_POS);
- }
+ LoadSystemDll (L"bcrypt.dll", &hbcryptdll, TRUE, SRC_POS);
+ LoadSystemDll (L"bcryptprimitives.dll", &hbcryptprimitivesdll, TRUE, SRC_POS);
}
-#else
+
+#ifndef SETUP
LoadSystemDll (L"WINSCARD.DLL", &hwinscarddll, TRUE, SRC_POS);
#endif
@@ -2805,6 +2840,10 @@ void InitApp (HINSTANCE hInstance, wchar_t *lpszCommandLine)
LoadSystemDll (L"Riched20.dll", &hRichEditDll, FALSE, SRC_POS);
+#if defined(NDEBUG) && !defined(SETUP)
+ if (!VerifyModuleSignature (modPath))
+ AbortProcess ("DIST_PACKAGE_CORRUPTED");
+#endif
// Get SetupAPI functions pointers
SetupCloseInfFileFn = (SetupCloseInfFilePtr) GetProcAddress (hSetupDll, "SetupCloseInfFile");
SetupDiOpenClassRegKeyFn = (SetupDiOpenClassRegKeyPtr) GetProcAddress (hSetupDll, "SetupDiOpenClassRegKey");
@@ -2876,7 +2915,6 @@ void InitApp (HINSTANCE hInstance, wchar_t *lpszCommandLine)
// A new instance of the application must be created with elevated privileges.
if (IsNonInstallMode () && !IsAdmin () && IsUacSupported ())
{
- wchar_t modPath[MAX_PATH];
if (wcsstr (lpszCommandLine, L"/q UAC ") == lpszCommandLine)
{
@@ -2884,7 +2922,6 @@ void InitApp (HINSTANCE hInstance, wchar_t *lpszCommandLine)
exit (1);
}
- GetModuleFileNameW (NULL, modPath, ARRAYSIZE (modPath));
if (LaunchElevatedProcess (NULL, modPath, lpszCommandLine))
exit (0);
@@ -3027,6 +3064,7 @@ void InitApp (HINSTANCE hInstance, wchar_t *lpszCommandLine)
FREE_DLL (hMsls31);
FREE_DLL (hntmartadll);
FREE_DLL (hwinscarddll);
+ FREE_DLL (hmsvcrtdll);
exit (1);
}
#endif
@@ -3071,6 +3109,7 @@ void FinalizeApp (void)
FREE_DLL (hMsls31);
FREE_DLL (hntmartadll);
FREE_DLL (hwinscarddll);
+ FREE_DLL (hmsvcrtdll);
}
void InitHelpFileName (void)
@@ -13364,3 +13403,105 @@ INT_PTR SecureDesktopDialogBoxParam(
}
#endif
+
+static BOOL InitializeWintrust()
+{
+ if (!hWinTrustLib)
+ {
+ wchar_t szPath[MAX_PATH] = {0};
+
+ if (GetSystemDirectory(szPath, MAX_PATH))
+ StringCchCatW (szPath, MAX_PATH, L"\\Wintrust.dll");
+ else
+ StringCchCopyW (szPath, MAX_PATH, L"C:\\Windows\\System32\\Wintrust.dll");
+
+ hWinTrustLib = LoadLibrary (szPath);
+ if (hWinTrustLib)
+ {
+ WinVerifyTrustFn = (WINVERIFYTRUST) GetProcAddress (hWinTrustLib, "WinVerifyTrust");
+ WTHelperProvDataFromStateDataFn = (WTHELPERPROVDATAFROMSTATEDATA) GetProcAddress (hWinTrustLib, "WTHelperProvDataFromStateData");
+ WTHelperGetProvSignerFromChainFn = (WTHELPERGETPROVSIGNERFROMCHAIN) GetProcAddress (hWinTrustLib, "WTHelperGetProvSignerFromChain");
+ WTHelperGetProvCertFromChainFn = (WTHELPERGETPROVCERTFROMCHAIN) GetProcAddress (hWinTrustLib, "WTHelperGetProvCertFromChain");
+
+ if ( !WinVerifyTrustFn
+ || !WTHelperProvDataFromStateDataFn
+ || !WTHelperGetProvSignerFromChainFn
+ || !WTHelperGetProvCertFromChainFn)
+ {
+ FreeLibrary (hWinTrustLib);
+ hWinTrustLib = NULL;
+ }
+
+ }
+ }
+
+ if (hWinTrustLib)
+ return TRUE;
+ else
+ return FALSE;
+}
+
+static void FinalizeWintrust()
+{
+ if (hWinTrustLib)
+ {
+ FreeLibrary (hWinTrustLib);
+ hWinTrustLib = NULL;
+ }
+}
+
+BOOL VerifyModuleSignature (const wchar_t* path)
+{
+ BOOL bResult = FALSE;
+ HRESULT hResult;
+ GUID gActionID = WINTRUST_ACTION_GENERIC_VERIFY_V2;
+ WINTRUST_FILE_INFO fileInfo = {0};
+ WINTRUST_DATA WVTData = {0};
+
+ if (!InitializeWintrust ())
+ return FALSE;
+
+ fileInfo.cbStruct = sizeof(WINTRUST_FILE_INFO);
+ fileInfo.pcwszFilePath = path;
+ fileInfo.hFile = NULL;
+
+ WVTData.cbStruct = sizeof(WINTRUST_DATA);
+ WVTData.dwUIChoice = WTD_UI_NONE;
+ WVTData.fdwRevocationChecks = WTD_REVOKE_NONE;
+ WVTData.dwUnionChoice = WTD_CHOICE_FILE;
+ WVTData.pFile = &fileInfo;
+ WVTData.dwStateAction = WTD_STATEACTION_VERIFY;
+ WVTData.dwProvFlags = WTD_REVOCATION_CHECK_NONE | WTD_CACHE_ONLY_URL_RETRIEVAL;
+
+ hResult = WinVerifyTrustFn(0, &gActionID, &WVTData);
+ if (SUCCEEDED (hResult))
+ {
+ PCRYPT_PROVIDER_DATA pProviderData = WTHelperProvDataFromStateDataFn (WVTData.hWVTStateData);
+ if (pProviderData)
+ {
+ PCRYPT_PROVIDER_SGNR pProviderSigner = WTHelperGetProvSignerFromChainFn (pProviderData, 0, FALSE, 0);
+ if (pProviderSigner)
+ {
+ PCRYPT_PROVIDER_CERT pProviderCert = WTHelperGetProvCertFromChainFn (pProviderSigner, 0);
+ if (pProviderCert && (pProviderCert->pCert))
+ {
+ BYTE hashVal[64];
+ sha512 (hashVal, pProviderCert->pCert->pbCertEncoded, pProviderCert->pCert->cbCertEncoded);
+
+ if (0 == memcmp (hashVal, gpbSha1CodeSignCertFingerprint, 64))
+ {
+ bResult = TRUE;
+ }
+ }
+ }
+ }
+ }
+
+ WVTData.dwUIChoice = WTD_UI_NONE;
+ WVTData.dwStateAction = WTD_STATEACTION_CLOSE;
+ WinVerifyTrustFn(0, &gActionID, &WVTData);
+
+ FinalizeWintrust ();
+
+ return bResult;
+}
diff --git a/src/Common/Dlgcode.h b/src/Common/Dlgcode.h
index 309ceac5..5d10db35 100644
--- a/src/Common/Dlgcode.h
+++ b/src/Common/Dlgcode.h
@@ -528,7 +528,7 @@ BOOL GetFreeDriveLetter(WCHAR* pCh);
BOOL RaisePrivileges(void);
BOOL DeleteDirectory (const wchar_t* szDirName);
INT_PTR SecureDesktopDialogBoxParam (HINSTANCE, LPCWSTR, HWND, DLGPROC, LPARAM);
-
+BOOL VerifyModuleSignature (const wchar_t* path);
#ifdef __cplusplus
}
diff --git a/src/Mount/Mount.c b/src/Mount/Mount.c
index b3ad6f6d..3f508d14 100644
--- a/src/Mount/Mount.c
+++ b/src/Mount/Mount.c
@@ -1507,6 +1507,10 @@ static void LaunchVolCreationWizard (HWND hwndDlg, const wchar_t *arg, BOOL bEle
if (!FileExists(t))
Error ("VOL_CREATION_WIZARD_NOT_FOUND", hwndDlg); // Display a user-friendly error message and advise what to do
+ else if (!VerifyModuleSignature (t))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", hwndDlg);
+ }
else
{
@@ -4425,13 +4429,18 @@ BOOL CALLBACK TravelerDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lPa
goto stop;
}
- // Main app 32-bit
+ // Main app 32-bit
if (Is64BitOs () && !IsNonInstallMode ())
StringCbPrintfW (srcPath, sizeof(srcPath), L"%s\\VeraCrypt-x86.exe", appDir);
else
StringCbPrintfW (srcPath, sizeof(srcPath), L"%s\\VeraCrypt.exe", appDir);
StringCbPrintfW (dstPath, sizeof(dstPath), L"%s\\VeraCrypt\\VeraCrypt.exe", dstDir);
- if (!TCCopyFile (srcPath, dstPath))
+ if (!VerifyModuleSignature (srcPath))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", hwndDlg);
+ goto stop;
+ }
+ else if (!TCCopyFile (srcPath, dstPath))
{
handleWin32Error (hwndDlg, SRC_POS);
goto stop;
@@ -4443,7 +4452,12 @@ BOOL CALLBACK TravelerDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lPa
else
StringCbPrintfW (srcPath, sizeof(srcPath), L"%s\\VeraCrypt-x64.exe", appDir);
StringCbPrintfW (dstPath, sizeof(dstPath), L"%s\\VeraCrypt\\VeraCrypt-x64.exe", dstDir);
- if (!TCCopyFile (srcPath, dstPath))
+ if (!VerifyModuleSignature (srcPath))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", hwndDlg);
+ goto stop;
+ }
+ else if (!TCCopyFile (srcPath, dstPath))
{
handleWin32Error (hwndDlg, SRC_POS);
goto stop;
@@ -4458,7 +4472,12 @@ BOOL CALLBACK TravelerDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lPa
else
StringCbPrintfW (srcPath, sizeof(srcPath), L"%s\\VeraCrypt Format.exe", appDir);
StringCbPrintfW (dstPath, sizeof(dstPath), L"%s\\VeraCrypt\\VeraCrypt Format.exe", dstDir);
- if (!TCCopyFile (srcPath, dstPath))
+ if (!VerifyModuleSignature (srcPath))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", hwndDlg);
+ goto stop;
+ }
+ else if (!TCCopyFile (srcPath, dstPath))
{
handleWin32Error (hwndDlg, SRC_POS);
goto stop;
@@ -4470,7 +4489,12 @@ BOOL CALLBACK TravelerDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lPa
else
StringCbPrintfW (srcPath, sizeof(srcPath), L"%s\\VeraCrypt Format-x64.exe", appDir);
StringCbPrintfW (dstPath, sizeof(dstPath), L"%s\\VeraCrypt\\VeraCrypt Format-x64.exe", dstDir);
- if (!TCCopyFile (srcPath, dstPath))
+ if (!VerifyModuleSignature (srcPath))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", hwndDlg);
+ goto stop;
+ }
+ else if (!TCCopyFile (srcPath, dstPath))
{
handleWin32Error (hwndDlg, SRC_POS);
goto stop;
@@ -4486,7 +4510,12 @@ BOOL CALLBACK TravelerDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lPa
else
StringCbPrintfW (srcPath, sizeof(srcPath), L"%s\\VeraCryptExpander.exe", appDir);
StringCbPrintfW (dstPath, sizeof(dstPath), L"%s\\VeraCrypt\\VeraCryptExpander.exe", dstDir);
- if (!TCCopyFile (srcPath, dstPath))
+ if (!VerifyModuleSignature (srcPath))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", hwndDlg);
+ goto stop;
+ }
+ else if (!TCCopyFile (srcPath, dstPath))
{
handleWin32Error (hwndDlg, SRC_POS);
goto stop;
@@ -4498,7 +4527,12 @@ BOOL CALLBACK TravelerDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lPa
else
StringCbPrintfW (srcPath, sizeof(srcPath), L"%s\\VeraCryptExpander-x64.exe", appDir);
StringCbPrintfW (dstPath, sizeof(dstPath), L"%s\\VeraCrypt\\VeraCryptExpander-x64.exe", dstDir);
- if (!TCCopyFile (srcPath, dstPath))
+ if (!VerifyModuleSignature (srcPath))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", hwndDlg);
+ goto stop;
+ }
+ else if (!TCCopyFile (srcPath, dstPath))
{
handleWin32Error (hwndDlg, SRC_POS);
goto stop;
@@ -4508,7 +4542,12 @@ BOOL CALLBACK TravelerDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lPa
// Driver
StringCbPrintfW (srcPath, sizeof(srcPath), L"%s\\veracrypt.sys", appDir);
StringCbPrintfW (dstPath, sizeof(dstPath), L"%s\\VeraCrypt\\veracrypt.sys", dstDir);
- if (!TCCopyFile (srcPath, dstPath))
+ if (!VerifyModuleSignature (srcPath))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", hwndDlg);
+ goto stop;
+ }
+ else if (!TCCopyFile (srcPath, dstPath))
{
handleWin32Error (hwndDlg, SRC_POS);
goto stop;
@@ -4517,7 +4556,12 @@ BOOL CALLBACK TravelerDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lPa
// Driver x64
StringCbPrintfW (srcPath, sizeof(srcPath), L"%s\\veracrypt-x64.sys", appDir);
StringCbPrintfW (dstPath, sizeof(dstPath), L"%s\\VeraCrypt\\veracrypt-x64.sys", dstDir);
- if (!TCCopyFile (srcPath, dstPath))
+ if (!VerifyModuleSignature (srcPath))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", hwndDlg);
+ goto stop;
+ }
+ else if (!TCCopyFile (srcPath, dstPath))
{
handleWin32Error (hwndDlg, SRC_POS);
goto stop;
diff --git a/src/Setup/SelfExtract.c b/src/Setup/SelfExtract.c
index 9bae2119..7b3fb4fe 100644
--- a/src/Setup/SelfExtract.c
+++ b/src/Setup/SelfExtract.c
@@ -396,6 +396,15 @@ BOOL VerifyPackageIntegrity (void)
GetModuleFileName (NULL, path, ARRAYSIZE (path));
+#ifdef NDEBUG
+ // verify Authenticode digital signature of the exe file
+ if (!VerifyModuleSignature (path))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", NULL);
+ return FALSE;
+ }
+#endif
+
fileDataEndPos = (int) FindStringInFile (path, MagEndMarker, strlen (MagEndMarker));
if (fileDataEndPos < 0)
{
diff --git a/src/Setup/Setup.c b/src/Setup/Setup.c
index a1f27f41..cedd9f61 100644
--- a/src/Setup/Setup.c
+++ b/src/Setup/Setup.c
@@ -1051,7 +1051,7 @@ err:
FindClose (h);
}
-
+
SetCurrentDirectory (SetupFilesDir);
}
@@ -2571,7 +2571,18 @@ int WINAPI wWinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, wchar_t *lpsz
#ifndef PORTABLE
SetInstallationPath (NULL);
#endif
- if (!bUninstall)
+ if (bUninstall)
+ {
+ wchar_t path [TC_MAX_PATH];
+
+ GetModuleFileName (NULL, path, ARRAYSIZE (path));
+ if (!VerifyModuleSignature (path))
+ {
+ Error ("DIST_PACKAGE_CORRUPTED", NULL);
+ exit (1);
+ }
+ }
+ else
{
if (IsSelfExtractingPackage())
{