Should I block it?

60%
60% of PCs block this file from running.
Possible reason:
Performance resource utilization

VersionsAdditional versions

1.0.32.7 57.69%
1.0.32.3 15.38%
1.0.32.2 26.92%

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegNotifyChangeKeyValue, OpenSCManagerA, OpenServiceA, CloseServiceHandle, StartServiceA, RegEnumKeyExA, RegOpenKeyA, RegQueryValueExA, RegCloseKey, RegOpenKeyExA, RegCreateKeyExA, RegSetValueExA, CreateServiceA, ControlService, QueryServiceStatus, DeleteService, StartServiceCtrlDispatcherA, RegisterServiceCtrlHandlerA, SetServiceStatus, RegisterEventSourceA, ReportEventA, DeregisterEventSource, ConvertStringSecurityDescriptorToSecurityDescriptorA, InitializeSecurityDescriptor
kernel32.dll
CreateFileA, GetLastError, WaitForMultipleObjects, GetLocalTime, GetDateFormatA, GetTimeFormatA, SetFilePointer, GetModuleHandleA, GetModuleFileNameA, lstrlenA, CreateThread, CreateEventA, SetThreadPriority, ResumeThread, SetEvent, WaitForSingleObject, CloseHandle, Sleep, WriteFile, MultiByteToWideChar, SetConsoleCtrlHandler, FormatMessageA, LocalFree, GetOverlappedResult, DisconnectNamedPipe, CreateNamedPipeA, ResetEvent, ConnectNamedPipe, ReadFile, InterlockedExchange, GetACP, GetLocaleInfoA, GetThreadLocale, GetVersionExA, FlushFileBuffers, WriteConsoleW, GetConsoleOutputCP, HeapReAlloc, HeapAlloc, HeapFree, GetProcAddress, ExitProcess, GetCommandLineA, GetProcessHeap, TerminateProcess, GetCurrentProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, DeleteCriticalSection, LeaveCriticalSection, EnterCriticalSection, HeapDestroy, HeapCreate, VirtualFree, VirtualAlloc, HeapSize, GetCPInfo, InterlockedIncrement, InterlockedDecrement, GetOEMCP, IsValidCodePage, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, SetLastError, GetCurrentThreadId, GetStdHandle, LoadLibraryA, InitializeCriticalSection, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, WideCharToMultiByte, GetEnvironmentStringsW, SetHandleCount, GetFileType, GetStartupInfoA, QueryPerformanceCounter, GetTickCount, GetCurrentProcessId, GetSystemTimeAsFileTime, GetConsoleCP, GetConsoleMode, RtlUnwind, LCMapStringA, LCMapStringW, GetStringTypeA, GetStringTypeW, SetStdHandle, WriteConsoleA

AESTSrv.exe

APO Access Service (32-bit) by Andrea Electronics

Remove AESTSrv.exe
Version:   1.0.32.3
MD5:   3b1b2ee9df189f6bbb080bf393d1b2ee
SHA1:   40c103a813f851ae38f1899059b593cff9fd7519
SHA256:   becc222e98b19d1c1f289746dbc24ab27f322e2ec4ee53d0fa1012d721a31e0c

What is AESTSrv.exe?

Andrea filters APO access service (32-bit) for audio devices mostly used with Microphones, for noise cancellation.

Overview

aestsrv.exe runs as a service under the name Andrea ST Filters Service (AESTFilters) with extensive SYSTEM privileges (full administrator access). This is typically installed with the program IDT Audio published by IDT.

DetailsDetails

File name:aestsrv.exe
Publisher:Andrea Electronics Corporation
Product name:APO Access Service (32-bit)
Description:Andrea filters APO access service (32-bit)
Typical file path:C:\Windows\System32\driverstore\filerepository\stwrt.inf_x86_neutral_24288096a5cd99f6\aestsrv.exe
File version:1.0.32.3
Size:76 KB (77,824 bytes)
Digital DNA
Entropy:6.006288
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
IDT
9% remove
This program contains the driver that enables the IDT High-Definition (HD) Audio in supported notebook models that are running a supported operating system.

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'AESTFilters' (Andrea ST Filters Service)
  • 'AESTFilters'

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
Memory
Private memory:392 KB
21.59 MB
Private (maximum):1.43 MB
Private (minimum):1.32 MB
Non-paged memory:392 KB
21.59 MB
Virtual memory:12.41 MB
140.96 MB
Virtual memory (peak):12.41 MB
169.69 MB
Working set:1.32 MB
18.61 MB
Working set (peak):1.63 MB
37.95 MB
Resource allocations
Threads:3
12
Handles:31
600

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command line:C:\Windows\System32\driverstore\filerepository\stwrt.inf_e7ea6efc\aestsrv.exe
Owner:SYSTEM
Windows Service
Service name:AESTFilters
Display name:Andrea ST Filters Service
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 46.15%
Windows 7 Professional 15.38%
Windows Vista Home Premium 11.54%
Windows Vista Home Basic 11.54%
Windows 7 Enterprise 7.69%
Windows 7 Home Premium 3.85%
Windows 8 Pro 3.85%

Distribution by countryDistribution by country

United States installs about 30.43% of APO Access Service (32-bit).

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 72.22%
Dell 22.22%
Acer 5.56%
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