Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1, 0, 0, 51 6.25%
1, 0, 0, 41 6.25%
1, 0, 0, 40 6.25%
1, 0, 0, 33 18.75%
1, 0, 0, 22 18.75%
1, 0, 0, 17 18.75%
1, 0, 0, 17 6.25%
1, 0, 0, 16 18.75%

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegisterServiceCtrlHandlerExW, StartServiceCtrlDispatcherW, RegQueryValueExW, RegCloseKey, RegOpenKeyExW, SetServiceStatus, DuplicateTokenEx, CreateProcessAsUserW, LookupPrivilegeValueW, AdjustTokenPrivileges, SetTokenInformation, OpenProcessToken, RegNotifyChangeKeyValue, RegSetValueExW
kernel32.dll
FlushFileBuffers, CreateFileA, WriteConsoleW, GetConsoleOutputCP, WriteConsoleA, SetStdHandle, LoadLibraryA, SizeofResource, CloseHandle, DeviceIoControl, FindResourceExW, GetExitCodeThread, LockResource, FindResourceW, CreateFileW, LoadResource, InterlockedDecrement, RaiseException, MultiByteToWideChar, CreateEventW, WaitForSingleObject, SetEvent, CreateThread, WaitForMultipleObjects, InitializeCriticalSection, DeleteCriticalSection, Sleep, LocalAlloc, CreateWaitableTimerW, EnterCriticalSection, LocalFree, LeaveCriticalSection, SetWaitableTimer, GetConsoleMode, GetConsoleCP, SetFilePointer, lstrlenA, GetStartupInfoA, QueryPerformanceCounter, GetLastError, HeapSize, GetStringTypeW, GetStringTypeA, RtlUnwind, GetSystemTimeAsFileTime, GetCurrentProcessId, GetFileType, SetHandleCount, GetCommandLineW, GetCommandLineA, GetEnvironmentStringsW, FreeEnvironmentStringsW, GetEnvironmentStrings, FreeEnvironmentStringsA, GetVersionExA, HeapDestroy, HeapAlloc, HeapFree, HeapReAlloc, GetModuleFileNameW, GetProcessHeap, InterlockedExchange, GetACP, GetLocaleInfoA, GetThreadLocale, TerminateProcess, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, GetCPInfo, InterlockedIncrement, GetOEMCP, IsValidCodePage, GetModuleHandleA, GetProcAddress, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, SetLastError, GetCurrentThreadId, LCMapStringA, WideCharToMultiByte, LCMapStringW, HeapCreate, VirtualFree, VirtualAlloc, ExitProcess, WriteFile, GetStdHandle, GetModuleFileNameA, GetTickCount, CreateToolhelp32Snapshot, Process32FirstW, Process32NextW, ProcessIdToSessionId, WTSGetActiveConsoleSessionId, OpenProcess, ResetEvent, CancelWaitableTimer, DuplicateHandle, ReadFile, SetEndOfFile, InitializeCriticalSectionAndSpinCount, GetModuleHandleW
ole32.dll
StringFromGUID2, CoInitializeSecurity, CoSetProxyBlanket, CoCreateInstance, CoUninitialize, CoInitializeEx, CoInitialize, CoTaskMemFree, PropVariantClear
setupapi.dll
SetupDiDestroyDeviceInfoList, SetupDiEnumDeviceInfo, SetupDiGetDeviceInstanceIdW, CM_Get_Res_Des_Data, CM_Get_Next_Res_Des, CM_Get_First_Log_Conf, CM_Get_DevNode_Status, CM_Free_Res_Des_Handle, SetupDiGetDeviceInterfaceDetailW, CM_Get_Device_IDW, CM_Get_Parent, SetupDiEnumDeviceInterfaces, CM_Get_Res_Des_Data_Size, SetupDiGetDeviceRegistryPropertyW, SetupDiGetClassDevsW
shell32.dll
SHGetFolderPathW
user32.dll
RegisterDeviceNotificationW, UnregisterDeviceNotification, UnregisterClassA
userenv.dll
CreateEnvironmentBlock
winmm.dll
timeBeginPeriod, timeEndPeriod
wtsapi32.dll
WTSQueryUserToken

RtkAudioService.exe

Realtek Audio Service by Realtek Semiconductor Corp (Signed)

Remove RtkAudioService.exe
Version:   1, 0, 0, 17
MD5:   a76589efa47f3357aa81c64dc67a0d10
SHA1:   94b1b7e949df61028704ed92b5bd791d397f8d2f
SHA256:   18fe7f0baad1dc219155f4f8bee57243c1ac3b51a243495b042df432004ad55b

Overview

rtkaudioservice.exe runs as a service under the name RtkAudioService (RtkAudioService) with extensive SYSTEM privileges (full administrator access). This is typically installed with the program Realtek High Definition Audio Driver published by Realtek Semiconductor Corp.. The file is digitally signed by Realtek Semiconductor Corp which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:rtkaudioservice.exe
Publisher:Realtek Semiconductor
Product name:Realtek Audio Service
Typical file path:C:\Program Files\realtek\audio\hda\rtkaudioservice.exe
File version:1, 0, 0, 17
Size:138.03 KB (141,344 bytes)
Build date:10/8/2008 5:33 PM
Certificate
Issued to:Realtek Semiconductor Corp
Authority (CA):VeriSign
Effective date:Thursday, March 15, 2007
Expiration date:Saturday, June 12, 2010
Digital DNA
PE subsystem:Windows Console
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
Realtek Semiconductor Corp.
9% remove
Realtek's High Definition Audio Driver provide high quality DTS, Dolby, Surround Sound to your PC via the audio card. The software comes with a number of features and functionality such as a six channel Digital to Analog Converter (DAC) that fully supports the 16/20/24-bit Pulse Code Modulation format for 5.1 channel audio. It supports legacy analog input to analog output mixer as well as 44.1k/48k/96kHz Sony/Philips Digital Interconnec...

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • RtkAudioService
  • 'RtkAudioService' (Realtek Audio Service)

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00004723%
0.028634%
Kernel CPU:0.00004723%
0.013761%
Kernel CPU time:31 ms/min
100,923,805ms/min
Memory
Private memory:2.54 MB
21.59 MB
Private (maximum):4.13 MB
Private (minimum):120 KB
Non-paged memory:2.54 MB
21.59 MB
Virtual memory:38.93 MB
140.96 MB
Virtual memory (peak):40.06 MB
169.69 MB
Working set:356 KB
18.61 MB
Working set (peak):4.15 MB
37.95 MB
Resource allocations
Threads:2
12
Handles:55
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command line:C:\windows\rtkaudioservice.exe
Owner:SYSTEM
Windows Service
Service name:RtkAudioService
Display name:RtkAudioService
Description:“To check external HDMI device availability, HDMI device audio capability and update HDMI device capability into audio control panel”
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows Vista Home Premium 50.00%
Windows 7 Ultimate 25.00%
Windows 7 Professional 18.75%
Windows 8 Pro 6.25%

Distribution by countryDistribution by country

United States installs about 31.25% of Realtek Audio Service.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Sony 66.67%
Hewlett-Packard 14.29%
ASUS 9.52%
Acer 9.52%
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