Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1.0.6428.0 3.03%
1.0.6365.0 9.09%
1.0.6341.0 9.09%
1.0.6304.0 3.03%
1.0.6300.0 3.03%
1.0.6289.0 3.03%
1.0.6288.0 9.09%
1.0.6276.0 15.15%
1.0.6268.0 3.03%
1.0.6267.0 9.09%
1.0.6233.234 3.03%
1.0.6225.0 9.09%
1.0.6224.6 3.03%
1.0.6159.0 3.03%
1.0.6147.0 3.03%
1.0.6087.22 3.03%
1.0.6087.0 3.03%
1.0.6033.2 3.03%
1.0.5790.2 3.03%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegCloseKey, RegQueryValueExW, RegOpenKeyExW, RegSetValueExW, RegCreateKeyExW, RegEnumValueA, RegQueryInfoKeyA, CopySid, GetLengthSid, IsValidSid, LookupAccountNameA, GetUserNameA, StartServiceCtrlDispatcherA, ChangeServiceConfig2A, CloseServiceHandle, CreateServiceA, OpenSCManagerA, RegSetValueExA, RegCreateKeyA, DeleteService, QueryServiceStatus, ControlService, OpenServiceA, RegDeleteValueA, StartServiceA, RegisterServiceCtrlHandlerExA, SetServiceStatus, DeregisterEventSource, ReportEventA, RegisterEventSourceA, RegQueryValueExA, RegOpenKeyExA, RegDeleteKeyA, RegCreateKeyExA, RegNotifyChangeKeyValue, SetSecurityDescriptorDacl, InitializeSecurityDescriptor, InitiateSystemShutdownA, AdjustTokenPrivileges, LookupPrivilegeValueA, OpenProcessToken, RevertToSelf, CreateProcessAsUserA, DuplicateTokenEx
kernel32.dll
GetProcAddress, GetVersionExA, InterlockedDecrement, InitializeCriticalSection, LoadLibraryA, CloseHandle, DeleteCriticalSection, MultiByteToWideChar, SetEvent, GetCurrentThreadId, GetLocalTime, OutputDebugStringA, GetLastError, DebugBreak, GetModuleFileNameA, Sleep, GetModuleHandleA, SetConsoleCtrlHandler, LocalFree, FormatMessageA, GlobalFree, GlobalAlloc, GetStdHandle, AllocConsole, CallNamedPipeA, LeaveCriticalSection, EnterCriticalSection, ReleaseMutex, WaitForSingleObject, ResetEvent, WaitForMultipleObjects, lstrlenW, CreateThread, CreateEventA, DisconnectNamedPipe, FlushFileBuffers, WriteFile, ReadFile, ConnectNamedPipe, CreateNamedPipeA, ExitThread, GetUserDefaultUILanguage, GetUserDefaultLangID, GetSystemDefaultLangID, CopyFileA, DeleteFileA, GetCurrentProcess, WideCharToMultiByte, lstrlenA, FreeLibrary, CreateMutexA, LocalAlloc, CreateFileA, CreateFileW, DeviceIoControl, SetLastError, GetCurrentThread, SetThreadPriority, SetPriorityClass, GetThreadPriority, GetPriorityClass, ExpandEnvironmentStringsA, WTSGetActiveConsoleSessionId
msvcp60.dll
DllMain
msvcrt.dll
DllMain
ole32.dll
CoCreateInstance, CoInitialize, CoUninitialize
setupapi.dll
SetupDiGetDeviceRegistryPropertyA, SetupDiDestroyDeviceInfoList, SetupDiEnumDeviceInfo, SetupDiGetClassDevsExA, CM_Reenumerate_DevNode, CM_Locate_DevNodeA, SetupDiOpenDevRegKey, SetupDiGetDeviceInterfaceDetailW, SetupDiEnumDeviceInterfaces, SetupDiGetClassDevsA
shell32.dll
SHGetFolderPathA, SHFileOperationA
user32.dll
PostMessageA, UnregisterDeviceNotification, RegisterDeviceNotificationA, CreateWindowExA, DefWindowProcA, DestroyWindow, wsprintfA, RegisterClassA
winmm.dll
mixerMessage, mixerGetNumDevs
wtsapi32.dll
WTSQueryUserToken

STacSV.exe

IDT PC Audio by IDT

Remove STacSV.exe
Version:   1.0.5790.2
MD5:   b8ce501a576695746cdd344d9e866c37
SHA1:   93d6de89d8600fc32749d397f10b20d5378f6360
SHA256:   4b3f5d7621cf26786d120b59277f18c267dca0be01e4372988759532a987f4a7

What is STacSV.exe?

IDT Audio Drivers are driver for audio devices installed within the PC. The drivers are distributed through the PC manufacture (OEM) directly.

Overview

stacsv.exe runs as a service under the name Audio Service (STacSV) with extensive SYSTEM privileges (full administrator access).

DetailsDetails

File name:stacsv.exe
Publisher:IDT, Inc.
Product name:IDT PC Audio
Typical file path:C:\Program Files\idt\wdm\stacsv.exe
File version:1.0.5790.2
Size:208 KB (212,992 bytes)
Digital DNA
PE subsystem:Windows Console
File packed:No
Code language:Microsoft Visual C++ 6.0
.NET CLR:No
More details

BehaviorsBehaviors

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

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00011183%
0.028634%
Kernel CPU:0.00006317%
0.013761%
User CPU:0.00004865%
0.014873%
Kernel CPU time:30,953 ms/min
100,923,805ms/min
Context switches:90/sec
284/sec
Memory
Private memory:2.88 MB
21.59 MB
Private (maximum):4.39 MB
Private (minimum):4.3 MB
Non-paged memory:2.88 MB
21.59 MB
Virtual memory:31.29 MB
140.96 MB
Virtual memory (peak):33.29 MB
169.69 MB
Working set:4.39 MB
18.61 MB
Working set (peak):4.39 MB
37.95 MB
Page faults:1,298/min
2,039/min
I/O
I/O read transfer:2.07 KB/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O write transfer:0 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:129.55 KB/sec
448.09 KB/min
I/O other operations:20,263/sec
1,671/min
Resource allocations
Threads:8
12
Handles:180
600
GUI GDI count:4
103
GUI USER count:4
49

BehaviorsProcess properties

Integrety level:Undefined
Platform:32-bit
Command line:C:\DOCUME~1\user\Locals~1\temp\cdm\{92a4f192-8464-4c84-b4cc-775d8ecf2228}\stacsv.exe
Owner:SYSTEM
Windows Service
Service name:STacSV
Display name:Audio Service
Description:“Manages audio jack configurations.”
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

ResourcesThreads

Averages
 
STacSV.exe (main module)
Total CPU:0.00312237%
0.272967%
Kernel CPU:0.00271360%
0.107585%
User CPU:0.00040877%
0.165382%
Context switches:30/sec
79/sec
Memory:208 KB
1.16 MB
advapi32.dll (Advanced Windows 32 Base API by Microsoft)
Total CPU:0.00008286%
Kernel CPU:0.00005800%
User CPU:0.00002486%
Memory:620 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 33.33%
Windows 7 Professional 18.18%
Windows Vista Home Premium 12.12%
Microsoft Windows XP 12.12%
Windows 7 Enterprise 6.06%
Windows Vista Home Basic 6.06%
Windows 7 Home Premium 3.03%
Windows 8 Enterprise 3.03%
Windows 7 Starter 3.03%
Windows 8 Pro 3.03%

Distribution by countryDistribution by country

United States installs about 24.24% of IDT PC Audio.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 64.29%
Dell 14.29%
Acer 7.14%
Intel 7.14%
ASUS 7.14%
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