Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.3.9600.16384 (winblue_rtm.130821-1623) 1.09%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.05%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.28%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.05%
6.3.9600.16384 (winblue_rtm.130821-1623) 1.71%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.33%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.19%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.05%
6.2.9200.16384 (win8_rtm.120725-1247) 0.66%
6.2.9200.16384 (win8_rtm.120725-1247) 0.38%
6.2.9200.16384 (win8_rtm.120725-1247) 0.14%
6.2.9200.16384 (win8_rtm.120725-1247) 0.28%
6.2.9200.16384 (win8_rtm.120725-1247) 0.76%
6.2.9200.16384 (win8_rtm.120725-1247) 0.14%
6.2.9200.16384 (win8_rtm.120725-1247) 2.28%
6.2.9200.16384 (win8_rtm.120725-1247) 0.24%
6.2.9200.16384 (win8_rtm.120725-1247) 2.66%
6.2.9200.16384 (win8_rtm.120725-1247) 0.24%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.09%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.09%
6.2.8250.0 (winmain_win8beta.120217-1520) 0.05%
6.2.8102.0 (winmain_win8m3.110823-1455) 0.09%
6.1.7600.16385 (win7_rtm.090713-1255) 36.10%
6.1.7600.16385 (win7_rtm.090713-1255) 5.08%
6.1.7600.16385 (win7_rtm.090713-1255) 0.09%
View more

PE structurePE file structure
Show functions
Import table
advapi32.dll
GetSecurityDescriptorOwner, RegEnumKeyW, RegisterTraceGuidsA, TraceEvent, RegDeleteValueW, RegEnumKeyExW, RegQueryInfoKeyW, RegEnumValueW, RegGetValueW, RegCreateKeyExW, SetKernelObjectSecurity, SetSecurityDescriptorSacl, RegSetKeySecurity, RegGetKeySecurity, AddAccessAllowedAceEx, GetAce, OpenThreadToken, GetTokenInformation, ConvertSidToStringSidW, RegSetValueExW, GetKernelObjectSecurity, AllocateAndInitializeSid, AddAccessAllowedAce, FreeSid, ConvertStringSidToSidW, CheckTokenMembership, RegOpenKeyExW, RegQueryValueExW, RegCloseKey, GetSecurityDescriptorLength, GetSidLengthRequired, InitializeSid, GetSidSubAuthority, SetSecurityDescriptorDacl, InitializeSecurityDescriptor, MakeAbsoluteSD, MakeSelfRelativeSD, GetAclInformation, InitializeAcl, AddAce, CopySid, IsValidSid, GetLengthSid, GetSecurityDescriptorGroup, GetSecurityDescriptorDacl, GetSecurityDescriptorSacl, GetSecurityDescriptorControl, ConvertStringSecurityDescriptorToSecurityDescriptorW, RegisterServiceCtrlHandlerExW, SetServiceStatus, RegisterEventSourceW, ReportEventW, DeregisterEventSource, UnregisterTraceGuids, RegisterTraceGuidsW, GetTraceLoggerHandle, GetTraceEnableLevel, GetTraceEnableFlags, TraceMessage
api-ms-win-core-apiquery-l1-1-0.dll
ApiSetQueryApiSetPresence
api-ms-win-core-debug-l1-1-1.dll
OutputDebugStringW, OutputDebugStringA
api-ms-win-core-delayload-l1-1-1.dll
DelayLoadFailureHook, ResolveDelayLoadedAPI
api-ms-win-core-errorhandling-l1-1-1.dll
RaiseException, GetLastError, UnhandledExceptionFilter, SetUnhandledExceptionFilter
api-ms-win-core-file-l1-2-0.dll
CreateFileW, FileTimeToLocalFileTime
api-ms-win-core-handle-l1-1-0.dll
CloseHandle, DuplicateHandle
api-ms-win-core-heap-l1-2-0.dll
HeapFree, HeapDestroy, HeapSize, HeapReAlloc, GetProcessHeap, HeapAlloc
api-ms-win-core-heap-obsolete-l1-1-0.dll
LocalFree, LocalAlloc
api-ms-win-core-interlocked-l1-2-0.dll
InterlockedCompareExchange, InterlockedIncrement, InterlockedDecrement, InterlockedExchange, InterlockedCompareExchange64
api-ms-win-core-io-l1-1-1.dll
PostQueuedCompletionStatus, GetQueuedCompletionStatus, CreateIoCompletionPort
api-ms-win-core-kernel32-legacy-l1-1-0.dll
GetSystemPowerStatus, WaitForMultipleObjects
api-ms-win-core-libraryloader-l1-1-1.dll
FindResourceExW, DisableThreadLibraryCalls, SizeofResource, LockResource, LoadResource
api-ms-win-core-localregistry-l1-1-0.dll
RegSetValueExW, RegQueryValueExW, RegGetValueW
api-ms-win-core-memory-l1-1-1.dll
CreateFileMappingW, MapViewOfFile, UnmapViewOfFile
api-ms-win-core-processthreads-l1-1-0.dll
CreateProcessW, GetCurrentProcess, ProcessIdToSessionId, TerminateProcess, GetExitCodeProcess, GetCurrentThreadId, GetCurrentProcessId, CreateThread, OpenThreadToken
api-ms-win-core-processthreads-l1-1-1.dll
OpenProcessToken, GetExitCodeProcess, GetCurrentProcessId, TerminateProcess, GetCurrentThreadId, OpenProcess, CreateProcessW, GetCurrentProcess, ProcessIdToSessionId, SetThreadPriority, CreateThread, GetCurrentThread, OpenThreadToken
api-ms-win-core-profile-l1-1-0.dll
QueryPerformanceCounter
api-ms-win-core-registry-l1-1-0.dll
RegOpenKeyExW, RegOpenCurrentUser, RegCloseKey, RegEnumKeyExW, RegEnumValueW, RegDeleteValueW, RegCreateKeyExW, RegSetKeySecurity, RegQueryInfoKeyW, RegGetValueW, RegSetValueExW, RegQueryValueExW, RegGetKeySecurity
api-ms-win-core-string-l1-1-0.dll
MultiByteToWideChar, CompareStringOrdinal, CompareStringW
api-ms-win-core-string-obsolete-l1-1-0.dll
lstrcmpiW, lstrcmpW, lstrlenW
api-ms-win-core-synch-l1-2-0.dll
InitializeCriticalSectionAndSpinCount, WaitForMultipleObjectsEx, ResetEvent, CreateEventW, WaitForSingleObjectEx, SetEvent, CreateEventExW, DeleteCriticalSection, InitializeCriticalSection, WaitForSingleObject, LeaveCriticalSection, EnterCriticalSection, Sleep, TryEnterCriticalSection
api-ms-win-core-sysinfo-l1-2-0.dll
GetSystemTime, GetVersionExW, GetSystemDirectoryW, GetTickCount, GetComputerNameExW, GetSystemTimeAsFileTime
api-ms-win-core-threadpool-l1-2-0.dll
SetEventWhenCallbackReturns, CloseThreadpoolCleanupGroup, CreateThreadpoolWork, CreateThreadpoolWait, SetThreadpoolWait, CreateThreadpoolCleanupGroup, CloseThreadpoolWait, WaitForThreadpoolWaitCallbacks, CloseThreadpoolWork, CloseThreadpoolTimer, WaitForThreadpoolTimerCallbacks, CreateThreadpoolTimer, SetThreadpoolTimer, CloseThreadpoolCleanupGroupMembers, WaitForThreadpoolWorkCallbacks, SubmitThreadpoolWork
api-ms-win-core-threadpool-legacy-l1-1-0.dll
UnregisterWaitEx
api-ms-win-core-timezone-l1-1-0.dll
FileTimeToSystemTime
api-ms-win-core-windowserrorreporting-l1-1-0.dll
WerRegisterMemoryBlock
api-ms-win-eventing-classicprovider-l1-1-0.dll
TraceMessage
api-ms-win-eventing-provider-l1-1-0.dll
EventWrite
api-ms-win-security-base-l1-1-0.dll
GetTokenInformation, GetAce, AddAccessAllowedAceEx, SetSecurityDescriptorSacl, CheckTokenMembership, SetKernelObjectSecurity, GetSidLengthRequired, InitializeSid, GetSidSubAuthority, SetSecurityDescriptorDacl, InitializeSecurityDescriptor, MakeAbsoluteSD, MakeSelfRelativeSD, GetAclInformation, InitializeAcl, AddAce, CopySid, IsValidSid, GetLengthSid, GetSecurityDescriptorGroup, GetSecurityDescriptorDacl, GetSecurityDescriptorSacl, GetSecurityDescriptorControl, FreeSid, AddAccessAllowedAce, AllocateAndInitializeSid, GetKernelObjectSecurity, GetSecurityDescriptorLength, GetSecurityDescriptorOwner
api-ms-win-security-base-l1-2-0.dll
GetSidLengthRequired, InitializeSid, GetSidSubAuthority, CopySid, IsValidSid, InitializeAcl, SetSecurityDescriptorSacl, AddAce, GetKernelObjectSecurity, GetAce, GetTokenInformation, AddAccessAllowedAce, AllocateAndInitializeSid, CheckTokenMembership, AddAccessAllowedAceEx, SetKernelObjectSecurity, InitializeSecurityDescriptor, GetAclInformation, MakeAbsoluteSD, GetSecurityDescriptorControl, GetSecurityDescriptorLength, GetLengthSid, GetSecurityDescriptorOwner, FreeSid, GetSecurityDescriptorGroup, MakeSelfRelativeSD, GetSecurityDescriptorSacl, SetSecurityDescriptorDacl, GetSecurityDescriptorDacl
api-ms-win-service-core-l1-1-0.dll
RegisterServiceCtrlHandlerExW, SetServiceStatus
api-ms-win-service-core-l1-1-1.dll
RegisterServiceCtrlHandlerExW, SetServiceStatus
avrt.dll
AvSetMmThreadPriority, AvQuerySystemResponsiveness, AvSetMmThreadCharacteristicsA, AvRevertMmThreadCharacteristics
cfgmgr32.dll
CMP_RegisterNotification, CM_MapCrToWin32Err, CMP_UnregisterNotification
hid.dll
HidD_GetHidGuid, HidP_GetCaps, HidD_GetPreparsedData, HidD_GetAttributes, HidD_FreePreparsedData
kernel32.dll
RegEnumKeyExW, InitializeCriticalSectionAndSpinCount, RegDeleteValueW, OpenProcess, FileTimeToSystemTime, FileTimeToLocalFileTime, WerRegisterMemoryBlock, GetSystemPowerStatus, SetEventWhenCallbackReturns, RegQueryInfoKeyW, RegDeleteTreeW, RegEnumValueW, RegOpenKeyExW, RegCreateKeyExW, GetCurrentThread, OutputDebugStringA, SetUnhandledExceptionFilter, RegCloseKey, RegSetKeySecurity, RegGetKeySecurity, SetThreadPriority, UnhandledExceptionFilter, GetSystemTimeAsFileTime, QueryPerformanceCounter, MultiByteToWideChar, InterlockedExchange, GetVersionExA, HeapSize, HeapDestroy, LoadLibraryExA, InterlockedCompareExchange, FreeLibrary, GetProcAddress, DelayLoadFailureHook, CreateFileMappingW, MapViewOfFile, UnmapViewOfFile, CompareStringOrdinal, EnterCriticalSection, HeapAlloc, GetProcessHeap, HeapFree, SetEvent, WaitForSingleObject, CloseHandle, UnregisterWait, CreateEventW, GetLastError, DeleteCriticalSection, RaiseException, InitializeCriticalSection, PostQueuedCompletionStatus, GetQueuedCompletionStatus, DisableThreadLibraryCalls, InterlockedIncrement, InterlockedDecrement, LocalFree, CreateEventExW, CreateIoCompletionPort, CompareStringW, GetComputerNameW, GetSystemTime, GetVersionExW, LeaveCriticalSection, WaitForMultipleObjects, ResetEvent, Sleep, GetTickCount, GetSystemDirectoryW, OutputDebugStringW, SizeofResource, LockResource, LoadResource, FindResourceW, FindResourceExW, SetThreadpoolTimer, CloseThreadpoolTimer, WaitForThreadpoolTimerCallbacks, CreateThreadpoolTimer, CreateThreadpoolCleanupGroup, CloseThreadpoolCleanupGroup, CloseThreadpoolCleanupGroupMembers, CreateThreadpoolWork, CloseThreadpoolWork, WaitForThreadpoolWorkCallbacks, WaitForThreadpoolWaitCallbacks, SubmitThreadpoolWork, CreateThreadpoolWait, SetThreadpoolWait, CloseThreadpoolWait, HeapReAlloc, lstrlenW, GetExitCodeProcess, CreateProcessW, GetCurrentProcess, ProcessIdToSessionId, TerminateProcess, QueueUserWorkItem, CreateTimerQueueTimer, DeleteTimerQueueEx, CreateTimerQueue, DeleteTimerQueueTimer, GetCurrentThreadId, GetCurrentProcessId, CreateThread
mmdevapi.dll
GetClassFromEndpointId, GenerateMediaEvent, GetSessionIdFromEndpointId, CleanupDeviceAPI, AE_FREE, AE_NEW
msvcrt.dll
DllMain
ntdll.dll
EtwLogTraceEvent, NtQueryInformationProcess, RtlSetLastWin32ErrorAndNtStatusFromNtStatus, EtwTraceMessage, EtwGetTraceEnableFlags, EtwGetTraceEnableLevel, EtwGetTraceLoggerHandle, EtwRegisterTraceGuidsW, EtwUnregisterTraceGuids, EtwEventRegister, EtwEventUnregister, EtwEventWrite, ShipAssert, WinSqmAddToStreamEx, RtlDeleteResource, RtlReleaseResource, RtlAcquireResourceExclusive, RtlAcquireResourceShared, RtlInitializeResource, ShipAssertMsgW, RtlCompareUnicodeString, RtlNtStatusToDosErrorNoTeb, RtlAllocateHeap, RtlFreeHeap, NtPowerInformation, RtlInitUnicodeString, NtQueryInformationToken
ole32.dll
CoCreateInstance, PropVariantClear, CoInitializeEx, CoUninitialize, CLSIDFromString, PropVariantCopy, StringFromCLSID, StringFromGUID2, CoTaskMemFree, CoSetProxyBlanket, CoTaskMemAlloc
powrprof.dll
PowerSettingUnregisterNotification, PowerSettingRegisterNotification
rpcrt4.dll
RpcRevertToSelf, I_RpcExceptionFilter, RpcBindingFree, RpcStringBindingComposeW, RpcImpersonateClient, UuidEqual, RpcServerUseProtseqEpW, I_RpcBindingInqLocalClientPID, NdrServerCall2, UuidCreate, RpcBindingFromStringBindingW, NdrClientCall2, I_RpcBindingInqTransportType, RpcBindingVectorFree, RpcStringBindingParseW, RpcServerRegisterIfEx, RpcBindingToStringBindingW, RpcServerUnregisterIfEx, RpcServerInqBindings, RpcStringFreeW, RpcServerInqCallAttributesW, RpcServerRegisterIf3
user32.dll
UnregisterDeviceNotification, RegisterPowerSettingNotification, RegisterDeviceNotificationW, BroadcastSystemMessageW, RegisterWindowMessageW, UnregisterClassA, LoadStringW, UnregisterPowerSettingNotification
winsta.dll
WinStationQueryInformationW, WinStationQueryEnforcementCore
wtsapi32.dll
WTSQuerySessionInformationW, WTSFreeMemory
Export table
ServiceMain
SvchostPushServiceGlobals

audiosrv.dll

Windows Audio Service by Microsoft

Remove audiosrv.dll
Version:   6.3.9600.16384 (winblue_rtm.130821-1623)
MD5:   79b134ece836b406b212e28c24011538
SHA1:   4839fc1fa12d094e9d133e1d85c4d846f4e1739b
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is audiosrv.dll?

Manages audio for Windows-based programs. If this service is stopped, audio devices and effects will not function properly. If this service is disabled, any services that explicitly depend on it will fail to start.

Overview

audiosrv.dll is loaded as dynamic link library that runs in the context of a process. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). .

DetailsDetails

File name:audiosrv.dll
Publisher:Microsoft Corporation
Product name:Windows Audio Service
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\audiosrv.dll
Original name:audiosrv.dll.mui
File version:6.3.9600.16384 (winblue_rtm.130821-1623)
Product version:6.3.9600.16384
Size:814.5 KB (834,048 bytes)
Build date:4/6/2014 5:01 AM
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

BehaviorsBehaviors

Hosted services
Runs as a shared service under the Windows svcHost
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioSrv'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioSrv'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioSrv'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioSrv'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioSrv'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioSrv'
  • Shared name is 'AudioEndpointBuilder'
  • Shared name is 'AudioSrv'
  • Shared name is 'AudioSrv'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 56.50%
Windows 7 Ultimate 26.50%
Windows 7 Professional 11.00%
Windows 7 Home Basic 2.50%
Windows 7 Starter 1.50%
Windows Vista Home Premium 1.00%
Windows 8 Pro 1.00%

Distribution by countryDistribution by country

United States installs about 45.23% of Windows Audio Service.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 24.06%
Hewlett-Packard 16.92%
ASUS 15.04%
Toshiba 12.78%
Acer 11.65%
Lenovo 3.76%
Sony 3.01%
Samsung 2.63%
GIGABYTE 2.63%
Intel 2.26%
MSI 1.50%
Alienware 1.13%
Medion 0.75%
Gateway 0.75%
NEC 0.75%
Sahara 0.38%
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