wuapi.dll

Description: Windows Update Client API

Authors: © Microsoft Corporation. All rights reserved.

Version: 10.0.19041.2304

Architecture: 32-bit

Operating System: Windows NT

SHA256: 0456cccdd9b85590650125472cdbe579

File Size: 747.5 KB

Uploaded At: Dec. 1, 2025, 8:33 a.m.

Views: 20

Security Warning

This file has been flagged as potentially dangerous.


Reason: Detected potentially dangerous functions used for process injection: OpenProcess

Exported Functions

  • DllCanUnloadNow (Ordinal: 1, Address: 0x25190)
  • DllGetClassObject (Ordinal: 2, Address: 0x25020)
  • DllRegisterServer (Ordinal: 3, Address: 0x511d0)
  • DllUnregisterServer (Ordinal: 4, Address: 0x511e0)

Imported DLLs & Functions

api-ms-win-core-apiquery-l1-1-0.dll
  • ApiSetQueryApiSetPresence (Address: 0x1009c0a8)
api-ms-win-core-com-midlproxystub-l1-1-0.dll
  • CStdStubBuffer2_Connect (Address: 0x1009c0cc)
  • CStdStubBuffer2_CountRefs (Address: 0x1009c0bc)
  • CStdStubBuffer2_Disconnect (Address: 0x1009c0fc)
  • CStdStubBuffer2_QueryInterface (Address: 0x1009c114)
  • NdrProxyForwardingFunction10 (Address: 0x1009c134)
  • NdrProxyForwardingFunction11 (Address: 0x1009c108)
  • NdrProxyForwardingFunction12 (Address: 0x1009c138)
  • NdrProxyForwardingFunction13 (Address: 0x1009c11c)
  • NdrProxyForwardingFunction14 (Address: 0x1009c0d4)
  • NdrProxyForwardingFunction15 (Address: 0x1009c0d0)
  • NdrProxyForwardingFunction16 (Address: 0x1009c0e4)
  • NdrProxyForwardingFunction17 (Address: 0x1009c148)
  • NdrProxyForwardingFunction18 (Address: 0x1009c140)
  • NdrProxyForwardingFunction19 (Address: 0x1009c0f4)
  • NdrProxyForwardingFunction20 (Address: 0x1009c0b0)
  • NdrProxyForwardingFunction21 (Address: 0x1009c124)
  • NdrProxyForwardingFunction3 (Address: 0x1009c120)
  • NdrProxyForwardingFunction4 (Address: 0x1009c128)
  • NdrProxyForwardingFunction5 (Address: 0x1009c12c)
  • NdrProxyForwardingFunction6 (Address: 0x1009c0f8)
  • NdrProxyForwardingFunction7 (Address: 0x1009c0ec)
  • NdrProxyForwardingFunction8 (Address: 0x1009c0c8)
  • NdrProxyForwardingFunction9 (Address: 0x1009c100)
  • ObjectStublessClient10 (Address: 0x1009c144)
  • ObjectStublessClient11 (Address: 0x1009c0b4)
  • ObjectStublessClient12 (Address: 0x1009c110)
  • ObjectStublessClient13 (Address: 0x1009c10c)
  • ObjectStublessClient14 (Address: 0x1009c0b8)
  • ObjectStublessClient15 (Address: 0x1009c0e8)
  • ObjectStublessClient18 (Address: 0x1009c0e0)
  • ObjectStublessClient19 (Address: 0x1009c118)
  • ObjectStublessClient22 (Address: 0x1009c0d8)
  • ObjectStublessClient23 (Address: 0x1009c0f0)
  • ObjectStublessClient24 (Address: 0x1009c0c0)
  • ObjectStublessClient3 (Address: 0x1009c0dc)
  • ObjectStublessClient4 (Address: 0x1009c0c4)
  • ObjectStublessClient7 (Address: 0x1009c104)
  • ObjectStublessClient8 (Address: 0x1009c130)
  • ObjectStublessClient9 (Address: 0x1009c13c)
api-ms-win-core-datetime-l1-1-1.dll
  • GetDateFormatEx (Address: 0x1009c150)
api-ms-win-core-debug-l1-1-0.dll
  • DebugBreak (Address: 0x1009c158)
  • IsDebuggerPresent (Address: 0x1009c160)
  • OutputDebugStringW (Address: 0x1009c15c)
api-ms-win-core-delayload-l1-1-0.dll
  • DelayLoadFailureHook (Address: 0x1009c168)
api-ms-win-core-delayload-l1-1-1.dll
  • ResolveDelayLoadedAPI (Address: 0x1009c170)
api-ms-win-core-errorhandling-l1-1-0.dll
  • GetLastError (Address: 0x1009c180)
  • RaiseException (Address: 0x1009c178)
  • SetLastError (Address: 0x1009c188)
  • SetUnhandledExceptionFilter (Address: 0x1009c184)
  • UnhandledExceptionFilter (Address: 0x1009c17c)
api-ms-win-core-file-l1-1-0.dll
  • CreateDirectoryW (Address: 0x1009c1a8)
  • CreateFileW (Address: 0x1009c1ac)
  • GetDriveTypeW (Address: 0x1009c19c)
  • GetFileAttributesW (Address: 0x1009c1a0)
  • GetFileSizeEx (Address: 0x1009c1a4)
  • GetFileType (Address: 0x1009c198)
  • GetVolumePathNameW (Address: 0x1009c190)
  • LocalFileTimeToFileTime (Address: 0x1009c1bc)
  • ReadFile (Address: 0x1009c1b8)
  • SetFilePointer (Address: 0x1009c1b4)
  • SetFileTime (Address: 0x1009c194)
  • WriteFile (Address: 0x1009c1b0)
api-ms-win-core-file-l1-2-0.dll
  • GetVolumeNameForVolumeMountPointW (Address: 0x1009c1c4)
api-ms-win-core-handle-l1-1-0.dll
  • CloseHandle (Address: 0x1009c1cc)
  • DuplicateHandle (Address: 0x1009c1d0)
api-ms-win-core-heap-l1-1-0.dll
  • GetProcessHeap (Address: 0x1009c1d8)
  • HeapAlloc (Address: 0x1009c1e0)
  • HeapFree (Address: 0x1009c1e4)
  • HeapReAlloc (Address: 0x1009c1dc)
api-ms-win-core-heap-l2-1-0.dll
  • GlobalAlloc (Address: 0x1009c1ec)
  • GlobalFree (Address: 0x1009c1f4)
  • LocalAlloc (Address: 0x1009c1f8)
  • LocalFree (Address: 0x1009c1f0)
api-ms-win-core-interlocked-l1-1-0.dll
  • InitializeSListHead (Address: 0x1009c200)
api-ms-win-core-kernel32-legacy-l1-1-0.dll
  • DosDateTimeToFileTime (Address: 0x1009c208)
api-ms-win-core-libraryloader-l1-2-0.dll
  • DisableThreadLibraryCalls (Address: 0x1009c240)
  • FindResourceExW (Address: 0x1009c210)
  • FreeLibrary (Address: 0x1009c214)
  • GetModuleFileNameA (Address: 0x1009c220)
  • GetModuleFileNameW (Address: 0x1009c234)
  • GetModuleHandleExW (Address: 0x1009c228)
  • GetModuleHandleW (Address: 0x1009c22c)
  • GetProcAddress (Address: 0x1009c224)
  • LoadLibraryExW (Address: 0x1009c238)
  • LoadResource (Address: 0x1009c218)
  • LoadStringW (Address: 0x1009c23c)
  • LockResource (Address: 0x1009c230)
  • SizeofResource (Address: 0x1009c21c)
api-ms-win-core-libraryloader-l1-2-1.dll
  • FindResourceW (Address: 0x1009c248)
api-ms-win-core-localization-l1-2-0.dll
  • FormatMessageW (Address: 0x1009c258)
  • GetThreadLocale (Address: 0x1009c250)
  • SetThreadLocale (Address: 0x1009c254)
api-ms-win-core-localization-obsolete-l1-2-0.dll
  • CompareStringA (Address: 0x1009c264)
  • GetNumberFormatW (Address: 0x1009c268)
  • GetUserDefaultUILanguage (Address: 0x1009c260)
api-ms-win-core-memory-l1-1-0.dll
  • CreateFileMappingW (Address: 0x1009c27c)
  • MapViewOfFile (Address: 0x1009c278)
  • MapViewOfFileEx (Address: 0x1009c270)
  • UnmapViewOfFile (Address: 0x1009c274)
api-ms-win-core-privateprofile-l1-1-0.dll
  • GetPrivateProfileStringW (Address: 0x1009c284)
api-ms-win-core-processenvironment-l1-1-0.dll
  • ExpandEnvironmentStringsW (Address: 0x1009c28c)
api-ms-win-core-processthreads-l1-1-0.dll
  • CreateProcessW (Address: 0x1009c2a8)
  • CreateThread (Address: 0x1009c2b0)
  • GetCurrentProcess (Address: 0x1009c2ac)
  • GetCurrentProcessId (Address: 0x1009c294)
  • GetCurrentThread (Address: 0x1009c298)
  • GetCurrentThreadId (Address: 0x1009c2a0)
  • OpenProcessToken (Address: 0x1009c29c)
  • OpenThreadToken (Address: 0x1009c2a4)
  • TerminateProcess (Address: 0x1009c2b4)
api-ms-win-core-processthreads-l1-1-1.dll
  • IsProcessorFeaturePresent (Address: 0x1009c2c0)
  • OpenProcess (Address: 0x1009c2bc)
api-ms-win-core-profile-l1-1-0.dll
  • QueryPerformanceCounter (Address: 0x1009c2c8)
api-ms-win-core-registry-l1-1-0.dll
  • RegCloseKey (Address: 0x1009c2e4)
  • RegCreateKeyExW (Address: 0x1009c2e8)
  • RegDeleteValueW (Address: 0x1009c2e0)
  • RegEnumKeyExW (Address: 0x1009c2d4)
  • RegOpenCurrentUser (Address: 0x1009c2ec)
  • RegOpenKeyExW (Address: 0x1009c2d0)
  • RegQueryInfoKeyW (Address: 0x1009c2dc)
  • RegQueryValueExW (Address: 0x1009c2f0)
  • RegSetValueExW (Address: 0x1009c2d8)
api-ms-win-core-shlwapi-legacy-l1-1-0.dll
  • PathFindFileNameW (Address: 0x1009c304)
  • PathIsRelativeW (Address: 0x1009c2fc)
  • PathIsRootW (Address: 0x1009c2f8)
  • PathIsUNCW (Address: 0x1009c308)
  • PathStripToRootW (Address: 0x1009c300)
api-ms-win-core-shlwapi-obsolete-l1-1-0.dll
  • StrChrW (Address: 0x1009c314)
  • StrRChrW (Address: 0x1009c310)
api-ms-win-core-sidebyside-l1-1-0.dll
  • ActivateActCtx (Address: 0x1009c320)
  • CreateActCtxW (Address: 0x1009c31c)
  • DeactivateActCtx (Address: 0x1009c328)
  • ReleaseActCtx (Address: 0x1009c324)
api-ms-win-core-string-l1-1-0.dll
  • CompareStringW (Address: 0x1009c334)
  • MultiByteToWideChar (Address: 0x1009c338)
  • WideCharToMultiByte (Address: 0x1009c330)
api-ms-win-core-string-l2-1-0.dll
  • CharNextW (Address: 0x1009c340)
api-ms-win-core-string-obsolete-l1-1-0.dll
  • lstrcmpiW (Address: 0x1009c348)
api-ms-win-core-synch-l1-1-0.dll
  • AcquireSRWLockExclusive (Address: 0x1009c38c)
  • AcquireSRWLockShared (Address: 0x1009c364)
  • CreateEventW (Address: 0x1009c35c)
  • CreateMutexExW (Address: 0x1009c36c)
  • CreateSemaphoreExW (Address: 0x1009c390)
  • DeleteCriticalSection (Address: 0x1009c358)
  • EnterCriticalSection (Address: 0x1009c398)
  • InitializeCriticalSection (Address: 0x1009c354)
  • InitializeCriticalSectionEx (Address: 0x1009c378)
  • LeaveCriticalSection (Address: 0x1009c388)
  • OpenEventW (Address: 0x1009c370)
  • OpenSemaphoreW (Address: 0x1009c380)
  • ReleaseMutex (Address: 0x1009c368)
  • ReleaseSemaphore (Address: 0x1009c394)
  • ReleaseSRWLockExclusive (Address: 0x1009c39c)
  • ReleaseSRWLockShared (Address: 0x1009c37c)
  • ResetEvent (Address: 0x1009c374)
  • SetEvent (Address: 0x1009c360)
  • WaitForSingleObject (Address: 0x1009c350)
  • WaitForSingleObjectEx (Address: 0x1009c384)
api-ms-win-core-synch-l1-2-0.dll
  • InitOnceBeginInitialize (Address: 0x1009c3a8)
  • InitOnceComplete (Address: 0x1009c3a4)
  • Sleep (Address: 0x1009c3ac)
api-ms-win-core-synch-l1-2-1.dll
  • WaitForMultipleObjects (Address: 0x1009c3b4)
api-ms-win-core-sysinfo-l1-1-0.dll
  • GetSystemDirectoryW (Address: 0x1009c3bc)
  • GetSystemTimeAsFileTime (Address: 0x1009c3c4)
  • GetSystemWindowsDirectoryW (Address: 0x1009c3c0)
  • GetTickCount (Address: 0x1009c3c8)
api-ms-win-core-sysinfo-l1-2-0.dll
  • GetNativeSystemInfo (Address: 0x1009c3d0)
api-ms-win-core-threadpool-l1-2-0.dll
  • CloseThreadpoolTimer (Address: 0x1009c3e0)
  • CreateThreadpoolTimer (Address: 0x1009c3dc)
  • SetThreadpoolTimer (Address: 0x1009c3e4)
  • WaitForThreadpoolTimerCallbacks (Address: 0x1009c3d8)
api-ms-win-core-threadpool-legacy-l1-1-0.dll
  • CreateTimerQueueTimer (Address: 0x1009c3ec)
  • DeleteTimerQueueTimer (Address: 0x1009c3f0)
api-ms-win-core-timezone-l1-1-0.dll
  • FileTimeToSystemTime (Address: 0x1009c3f8)
  • SystemTimeToFileTime (Address: 0x1009c3fc)
api-ms-win-core-version-l1-1-0.dll
  • GetFileVersionInfoExW (Address: 0x1009c404)
  • GetFileVersionInfoSizeExW (Address: 0x1009c408)
  • VerQueryValueW (Address: 0x1009c40c)
api-ms-win-core-wow64-l1-1-0.dll
  • IsWow64Process (Address: 0x1009c418)
  • Wow64DisableWow64FsRedirection (Address: 0x1009c414)
  • Wow64RevertWow64FsRedirection (Address: 0x1009c41c)
api-ms-win-crt-private-l1-1-0.dll
  • __CxxFrameHandler3 (Address: 0x1009c4dc)
  • __std_terminate (Address: 0x1009c4d8)
  • _CxxThrowException (Address: 0x1009c480)
  • _except_handler4_common (Address: 0x1009c47c)
  • _o___std_exception_copy (Address: 0x1009c4c8)
  • _o___std_exception_destroy (Address: 0x1009c4c4)
  • _o___std_type_info_destroy_list (Address: 0x1009c4c0)
  • _o___stdio_common_vsnprintf_s (Address: 0x1009c4bc)
  • _o___stdio_common_vsprintf_s (Address: 0x1009c4b8)
  • _o___stdio_common_vswprintf (Address: 0x1009c4b4)
  • _o__callnewh (Address: 0x1009c4a8)
  • _o__cexit (Address: 0x1009c4a4)
  • _o__configure_narrow_argv (Address: 0x1009c4a0)
  • _o__crt_atexit (Address: 0x1009c494)
  • _o__errno (Address: 0x1009c488)
  • _o__execute_onexit_table (Address: 0x1009c484)
  • _o__get_errno (Address: 0x1009c4cc)
  • _o__initialize_narrow_environment (Address: 0x1009c49c)
  • _o__initialize_onexit_table (Address: 0x1009c498)
  • _o__invalid_parameter_noinfo (Address: 0x1009c490)
  • _o__invalid_parameter_noinfo_noreturn (Address: 0x1009c48c)
  • _o__purecall (Address: 0x1009c424)
  • _o__recalloc (Address: 0x1009c428)
  • _o__register_onexit_function (Address: 0x1009c42c)
  • _o__seh_filter_dll (Address: 0x1009c430)
  • _o__set_errno (Address: 0x1009c434)
  • _o__wtol (Address: 0x1009c43c)
  • _o_free (Address: 0x1009c440)
  • _o_iswspace (Address: 0x1009c444)
  • _o_malloc (Address: 0x1009c448)
  • _o_mbstowcs_s (Address: 0x1009c44c)
  • _o_qsort (Address: 0x1009c450)
  • _o_strcpy_s (Address: 0x1009c454)
  • _o_strncpy_s (Address: 0x1009c458)
  • _o_strtol (Address: 0x1009c45c)
  • _o_terminate (Address: 0x1009c460)
  • _o_toupper (Address: 0x1009c464)
  • _o_wcscat_s (Address: 0x1009c468)
  • _o_wcscpy_s (Address: 0x1009c46c)
  • _o_wcsncpy_s (Address: 0x1009c470)
  • _o_wcstombs_s (Address: 0x1009c474)
  • _o_wcstoul (Address: 0x1009c478)
  • memcmp (Address: 0x1009c4e0)
  • memcpy (Address: 0x1009c4e4)
  • memmove (Address: 0x1009c438)
  • strchr (Address: 0x1009c4d4)
  • strrchr (Address: 0x1009c4d0)
  • wcsrchr (Address: 0x1009c4b0)
  • wcsstr (Address: 0x1009c4ac)
api-ms-win-crt-runtime-l1-1-0.dll
  • _initterm (Address: 0x1009c4ec)
  • _initterm_e (Address: 0x1009c4f0)
api-ms-win-crt-string-l1-1-0.dll
  • memset (Address: 0x1009c4f8)
api-ms-win-eventing-provider-l1-1-0.dll
  • EventProviderEnabled (Address: 0x1009c50c)
  • EventRegister (Address: 0x1009c510)
  • EventSetInformation (Address: 0x1009c500)
  • EventUnregister (Address: 0x1009c508)
  • EventWriteTransfer (Address: 0x1009c504)
api-ms-win-security-base-l1-1-0.dll
  • AdjustTokenPrivileges (Address: 0x1009c530)
  • AllocateAndInitializeSid (Address: 0x1009c518)
  • CheckTokenMembership (Address: 0x1009c520)
  • CopySid (Address: 0x1009c51c)
  • DuplicateToken (Address: 0x1009c528)
  • DuplicateTokenEx (Address: 0x1009c544)
  • FreeSid (Address: 0x1009c524)
  • GetLengthSid (Address: 0x1009c540)
  • GetTokenInformation (Address: 0x1009c548)
  • ImpersonateLoggedOnUser (Address: 0x1009c538)
  • ImpersonateSelf (Address: 0x1009c52c)
  • IsValidSid (Address: 0x1009c53c)
  • RevertToSelf (Address: 0x1009c534)
api-ms-win-security-sddl-l1-1-0.dll
  • ConvertSidToStringSidW (Address: 0x1009c550)
  • ConvertStringSidToSidW (Address: 0x1009c554)
api-ms-win-service-management-l1-1-0.dll
  • CloseServiceHandle (Address: 0x1009c55c)
  • OpenSCManagerW (Address: 0x1009c568)
  • OpenServiceW (Address: 0x1009c560)
  • StartServiceW (Address: 0x1009c564)
api-ms-win-service-management-l2-1-0.dll
  • ChangeServiceConfig2W (Address: 0x1009c570)
  • ChangeServiceConfigW (Address: 0x1009c578)
  • QueryServiceConfig2W (Address: 0x1009c574)
  • QueryServiceConfigW (Address: 0x1009c57c)
api-ms-win-service-winsvc-l1-1-0.dll
  • QueryServiceStatus (Address: 0x1009c584)
api-ms-win-shcore-thread-l1-1-0.dll
  • GetProcessReference (Address: 0x1009c58c)
api-ms-win-stateseparation-helpers-l1-1-0.dll
  • GetPersistedRegistryLocationW (Address: 0x1009c594)
CRYPT32.dll
  • CertCloseStore (Address: 0x1009c004)
  • CertControlStore (Address: 0x1009c008)
  • CertFindCertificateInStore (Address: 0x1009c028)
  • CertFreeCertificateContext (Address: 0x1009c014)
  • CertGetCertificateContextProperty (Address: 0x1009c00c)
  • CertGetEnhancedKeyUsage (Address: 0x1009c01c)
  • CertOpenStore (Address: 0x1009c018)
  • CertVerifyCertificateChainPolicy (Address: 0x1009c010)
  • CryptHashPublicKeyInfo (Address: 0x1009c020)
  • CryptProtectData (Address: 0x1009c000)
  • CryptUnprotectData (Address: 0x1009c024)
msvcp_win.dll
  • ?_Xlength_error@std@@YAXPBD@Z (Address: 0x1009c59c)
RPCRT4.dll
  • CStdStubBuffer_AddRef (Address: 0x1009c090)
  • CStdStubBuffer_Connect (Address: 0x1009c058)
  • CStdStubBuffer_CountRefs (Address: 0x1009c088)
  • CStdStubBuffer_DebugServerQueryInterface (Address: 0x1009c098)
  • CStdStubBuffer_DebugServerRelease (Address: 0x1009c078)
  • CStdStubBuffer_Disconnect (Address: 0x1009c068)
  • CStdStubBuffer_Invoke (Address: 0x1009c070)
  • CStdStubBuffer_IsIIDSupported (Address: 0x1009c05c)
  • CStdStubBuffer_QueryInterface (Address: 0x1009c084)
  • IUnknown_AddRef_Proxy (Address: 0x1009c09c)
  • IUnknown_QueryInterface_Proxy (Address: 0x1009c064)
  • IUnknown_Release_Proxy (Address: 0x1009c08c)
  • NdrCStdStubBuffer_Release (Address: 0x1009c048)
  • NdrCStdStubBuffer2_Release (Address: 0x1009c054)
  • NdrDllCanUnloadNow (Address: 0x1009c04c)
  • NdrDllGetClassObject (Address: 0x1009c050)
  • NdrOleAllocate (Address: 0x1009c080)
  • NdrOleFree (Address: 0x1009c06c)
  • NdrStubCall2 (Address: 0x1009c07c)
  • NdrStubForwardingFunction (Address: 0x1009c074)
  • RpcServerInqCallAttributesW (Address: 0x1009c0a0)
  • RpcStringFreeA (Address: 0x1009c060)
  • RpcStringFreeW (Address: 0x1009c040)
  • UuidCompare (Address: 0x1009c03c)
  • UuidCreate (Address: 0x1009c094)
  • UuidCreateNil (Address: 0x1009c038)
  • UuidFromStringW (Address: 0x1009c030)
  • UuidToStringA (Address: 0x1009c034)
  • UuidToStringW (Address: 0x1009c044)