Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

12.0.0.6300 1.56%
12.0.0.6000 1.56%
12.0.0.4900 3.13%
12.0.0.3900 1.56%
12.0.0.3100 1.56%
12.0.0.1800 1.56%
12.0.0.1600 1.56%
6.5.1.5000 1.56%
6.5.1.4100 1.56%
6.5.1.2700 3.13%
6.5.1.2300 1.56%
6.5.0.3300 1.56%
6.5.0.2300 1.56%
6.5.0.2000 1.56%
6.4.0.2300 1.56%
6.4.0.1500 1.56%
6.3.0.8200 3.13%
6.3.0.7600 1.56%
6.3.0.7500 1.56%
6.3.0.7400 1.56%
6.3.0.7000 3.13%
6.3.0.6300 6.25%
6.3.0.6300 1.56%
6.3.0.5600 3.13%
6.3.0.5500 1.56%
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Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegDeleteKeyW, GetUserNameA, OpenSCManagerA, OpenServiceA, StartServiceA, ControlService, QueryServiceStatus, RegCloseKey, RegQueryValueExA, RegOpenKeyExA, RegSetValueExA, RegEnumKeyExA, RegDeleteKeyA, RegDeleteValueA, RegCreateKeyExA, RegQueryInfoKeyA, RegEnumValueA, CryptAcquireContextA, CryptReleaseContext, CryptSetProvParam, InitializeSecurityDescriptor, CryptDestroyKey, CryptEncrypt, CryptExportKey, CryptGenKey, CryptGetUserKey, CryptDecrypt, CryptImportKey, RegQueryValueExW, RegEnumKeyW, RegOpenKeyExW, RegSetValueExW, RegCreateKeyExW, RegEnumKeyExW, RegDeleteKeyExA, ConvertStringSecurityDescriptorToSecurityDescriptorW, RegEnumValueW, GetTokenInformation, RegNotifyChangeKeyValue, OpenProcessToken, CloseServiceHandle
btaudiohelper.dll
FindBtAudioOutputDevice, CloseSpeakerConnection, AddPacketIntoInQueue, CloseMicrophoneConnection, GetSpeakerVolume, OpenMicrophoneConnection, GetNumberWaveInDevices, SetSpeakerVolume, GetNumberWaveOutDevices, GetAudioDeviceIN, IsBtAudioDevicePresent, SetPreferredWaveOutDevice, SetPreferredWaveInDevice, GetPreferredWaveOutDevice, GetPreferredWaveInDevice, FindBtAudioDevice, OpenSpeakerConnection, EnableMultimediaTimer, DisableMultimediaTimer, GetAudioDeviceOUT, GetWaveOutDeviceInfo, GetWaveInDeviceInfo
btins.dll
BTINS_ConfigureServices
btosif.dll
OSIF_CL_GetFirstEntry, OSIF_GetObjectName, OSIF_CodeToString, OSIF_WriteObject, OSIF_GetNextObject, OSIF_GetFirstObject, OSIF_GetObjectById, OSIF_AddObject, OSIF_ModifyObject, OSIF_ObjectsConflict, OSIF_FindObject, OSIF_ReadObjects, OSIF_GetObjectCount, OSIF_Close, OSIF_OpenX, OSIF_Open, OSIF_IsPresent, OSIF_CL_Open, OSIF_CL_Close, OSIF_DeleteObject, OSIF_CL_GetCurrentAnchor, OSIF_CL_GetDatabaseId, OSIF_GetNextId, OSIF_GetFirstId, OSIF_CL_GetNextEntry, OSIF_FreeObject, OSIF_IsPimSupported, OSIF_IsSupported, OSIF_DeleteFilter, OSIF_CreateFilter, OSIF_PIMId, OSIF_WriteObjectEx, OSIF_GetCfgFolder, OSIF_ReplaceObject, OSIF_SetFolder
cfgmgr32.dll
CM_Get_Device_IDA, CM_Get_Device_IDW, CM_Get_Parent, CM_Get_Sibling, CM_Get_DevNode_Status, CM_Get_DevNode_Registry_PropertyA, CM_Get_Child
gdi32.dll
CreateFontIndirectA, GetDeviceCaps
gdiplus.dll
GdipCloneImage, GdipCreateBitmapFromFile, GdipCreateBitmapFromFileICM, GdipGetImageEncodersSize, GdipGetImageEncoders, GdipDeleteGraphics, GdipDisposeImage, GdipCreateBitmapFromScan0, GdipGetImagePixelFormat, GdipGetImageHeight, GdipGetImageWidth, GdipSaveImageToFile, GdipDrawImagePointRectI, GdipGetImageGraphicsContext, GdipAlloc, GdipFree, GdiplusShutdown, GdiplusStartup
iphlpapi.dll
GetAdaptersInfo, GetInterfaceInfo, IpReleaseAddress, IpRenewAddress
irprops.cpl
BluetoothFindFirstDevice, BluetoothFindNextDevice, BluetoothFindDeviceClose, BluetoothEnumerateInstalledServices, BluetoothFindFirstRadio, BluetoothGetDeviceInfo, BluetoothFindRadioClose
kernel32.dll
GetTempPathA, DeleteFileA, GetTempPathW, GetFileAttributesW, GetFileAttributesA, FileTimeToSystemTime, GetFileAttributesExA, GetFileAttributesExW, DeleteFileW, SetFileAttributesW, SetFileAttributesA, RemoveDirectoryA, RemoveDirectoryW, CreateDirectoryW, MoveFileA, MoveFileW, SetFileTime, GetTimeZoneInformation, CreateFileW, FindNextFileA, FindNextFileW, GetACP, GetThreadLocale, GetWindowsDirectoryA, QueryPerformanceCounter, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, TerminateProcess, GetStartupInfoA, InterlockedCompareExchange, LocalAlloc, GetSystemDefaultLangID, GetCurrentDirectoryA, GetUserDefaultUILanguage, GetComputerNameA, GlobalMemoryStatus, GetModuleFileNameW, LoadLibraryW, GetModuleHandleW, WaitForMultipleObjects, WinExec, GlobalAlloc, GlobalFree, FormatMessageA, GetTempFileNameW, GetTempFileNameA, GetCommModemStatus, WaitCommEvent, WriteFile, ClearCommError, ReadFile, GetOverlappedResult, EscapeCommFunction, PurgeComm, SetupComm, GetCommState, SetCommState, SetCommMask, SetCommTimeouts, SetThreadExecutionState, LocalFree, OpenEventA, TlsGetValue, TlsSetValue, TlsAlloc, TerminateThread, SetThreadPriority, lstrcmpA, lstrcpyA, ResetEvent, GetExitCodeProcess, FindFirstFileA, FindClose, CreateProcessA, CallNamedPipeA, CreateFileA, DeviceIoControl, CreateSemaphoreA, SetLastError, OutputDebugStringA, GetTickCount, RaiseException, SetProcessShutdownParameters, GetCommandLineA, GetCurrentThreadId, GetLocaleInfoA, IsValidCodePage, GetCurrentThread, DuplicateHandle, GetCurrentProcessId, CreateEventA, CreateThread, Sleep, SetEvent, IsDBCSLeadByte, LoadLibraryExA, FindResourceA, LoadResource, SizeofResource, GetModuleFileNameA, GetModuleHandleA, CopyFileA, SetEnvironmentVariableA, GetSystemTimeAsFileTime, FileTimeToDosDateTime, GetProcAddress, CreateDirectoryA, LoadLibraryA, FreeLibrary, GetSystemDirectoryA, GetVersionExA, CompareFileTime, GetSystemTime, SystemTimeToFileTime, CreateMutexA, OpenMutexA, ReleaseMutex, GetCurrentProcess, SetPriorityClass, InitializeCriticalSection, InterlockedDecrement, InterlockedIncrement, GetLastError, LeaveCriticalSection, EnterCriticalSection, DeleteCriticalSection, ReleaseSemaphore, OpenSemaphoreA, WaitForSingleObject, CloseHandle, lstrlenA, lstrcmpiA, WideCharToMultiByte, lstrlenW, GetEnvironmentVariableA, MultiByteToWideChar, InterlockedExchange, GetVersion, ExpandEnvironmentStringsA, FindFirstFileW, DllMain, GetSystemInfo, GetProfileStringA, lstrcatA, GetShortPathNameA, HeapDestroy, GetSystemPowerStatus, GetLocalTime, TlsFree, ProcessIdToSessionId, OpenProcess, CreateToolhelp32Snapshot, Process32First, Process32Next, GetSystemDirectoryW, VerSetConditionMask, VerifyVersionInfoA
mfc42.dll
DllMain
mfc80.dll
DllMain
msvcp60.dll
DllMain
msvcr80.dll
DllMain
msvcrt.dll
DllMain
ole32.dll
CoMarshalInterThreadInterfaceInStream, CoTaskMemFree, CoTaskMemAlloc, CoTaskMemRealloc, CoSuspendClassObjects, CoUninitialize, CoGetInterfaceAndReleaseStream, CoInitializeEx, CoRegisterClassObject, CoRevokeClassObject, StringFromGUID2, CoCreateInstance, CoInitialize, CoResumeClassObjects, CoCreateGuid, CLSIDFromString, CoDisconnectObject
psapi.dll
EnumProcesses
rasapi32.dll
RasSetCredentialsA, RasGetCredentialsA
setupapi.dll
SetupDiGetDeviceInstanceIdA, SetupDiOpenDevRegKey, SetupDiGetDeviceRegistryPropertyA, SetupDiEnumDeviceInfo, SetupDiGetClassDevsA, SetupDiClassGuidsFromNameA, SetupDiGetDeviceInterfaceDetailA, SetupDiDestroyDeviceInfoList, SetupDiOpenDeviceInterfaceRegKey, SetupDiEnumDeviceInterfaces, SetupDiGetDeviceInstanceIdW, SetupDiGetDeviceInterfaceDetailW, SetupDiCallClassInstaller, SetupDiSetClassInstallParamsA, SetupDiDestroyDriverInfoList, SetupDiGetDriverInfoDetailA, SetupDiEnumDriverInfoA, SetupDiBuildDriverInfoList, SetupDiCreateDeviceInfoList
shell32.dll
SHChangeNotify, SHGetSpecialFolderLocation, ShellExecuteA, SHGetFolderLocation, SHCreateDirectoryExA, SHGetMalloc, SHGetDesktopFolder, SHGetPathFromIDListW, SHBindToParent, SHGetFolderPathA, SHGetSpecialFolderPathA
shlwapi.dll
UrlGetPartW, PathIsDirectoryW, PathRemoveFileSpecW, PathRemoveFileSpecA, PathFileExistsA, SHGetValueA, PathCombineA, PathIsDirectoryA, SHSetValueA, SHDeleteKeyA, PathFindNextComponentA, PathFileExistsW, SHDeleteValueA, wvnsprintfA, SHGetValueW, StrRetToBufA, StrToIntW, SHSetValueW, SHDeleteKeyW, StrRetToBufW
tapi32.dll
lineSetStatusMessages, lineHold, lineUnhold, lineOpenA, lineAnswer, lineDeallocateCall, lineInitializeExA, lineGetDevCapsA, lineClose, lineNegotiateAPIVersion, lineGetMessage, lineSetupConferenceA, lineDrop, lineGetCallStatus, lineSetCallPrivilege, lineGetLineDevStatus, lineGenerateDigitsA, lineMakeCallA, lineAddToConference, lineShutdown, lineGetCallInfoA
user32.dll
wvsprintfA, GetSystemMetrics, GetForegroundWindow, GetDesktopWindow, RegisterWindowMessageA, PostQuitMessage, DestroyMenu, FindWindowA, PeekMessageA, CallWindowProcW, GetDlgItem, CheckDlgButton, CheckRadioButton, CreateWindowExW, IsWindow, SetClassLongW, LoadStringW, GetParent, GetClassNameA, GetWindowTextW, FindWindowExA, GetWindowLongA, MessageBoxA, KillTimer, PostMessageA, DefWindowProcA, RegisterClassExA, CreateWindowExA, SetWindowLongA, SetTimer, GetMessageA, DispatchMessageA, SendMessageA, PostThreadMessageA, CharNextA, LoadStringA, UnregisterDeviceNotification, RegisterDeviceNotificationA, CreatePopupMenu, DestroyWindow, UnregisterClassA, wsprintfA, MsgWaitForMultipleObjects, InvalidateRect, GetClientRect, SystemParametersInfoA, TranslateMessage, wsprintfW, EnumWindows, SetForegroundWindow, BringWindowToTop, EnableWindow
version.dll
VerQueryValueA, GetFileVersionInfoA, GetFileVersionInfoSizeA
winspool.drv
StartPagePrinter, EndDocPrinter, WritePrinter, EndPagePrinter, StartDocPrinterA, EnumJobsA, OpenPrinterA, ClosePrinter, EnumPrintersA, DeviceCapabilitiesA, SetJobA, GetPrinterA, GetPrinterDataA
ws2_32.dll
WSALookupServiceNextA, WSALookupServiceBeginA, WSALookupServiceEnd, WSAAddressToStringA, WSASetServiceA, WSALookupServiceNextW, WSALookupServiceBeginW

BTStackServer.exe

Bluetooth Software by Broadcom Corporation (Signed)

Remove BTStackServer.exe
Version:   6.5.1.2300
MD5:   418a5ad306c1d1f83814c89d33df5d89
SHA1:   0ced3e18d3da23130934d51c1323b9ca423e4aba

What is BTStackServer.exe?

Bluetooth Stack COM Server for Broadcom's OEM distributed Bluetooth Windows software drivers. This module is installed as part of the OEMs driver updates.

About BTStackServer.exe (from Broadcom Corporation)

With a pure digital CMOS approach and excellent blocking performance, Broadcom's Bluetooth chipsets and system solutions provide the technology to make wireless personal area networking a reality. Pro

DetailsDetails

File name:btstackserver.exe
Publisher:Broadcom Corporation.
Product name:Bluetooth Software
Description:Bluetooth Stack COM Server
Typical file path:C:\Program Files\widcomm\bluetooth software\btstackserver.exe
File version:6.5.1.2300
Size:4.36 MB (4,572,448 bytes)
Build date:2/2/2012 6:24 AM
Certificate
Issued to:Broadcom Corporation
Authority (CA):VeriSign
Expiration date:Saturday, April 21, 2012
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

ResourcesPrograms

The following programs will install this file
Broadcom Corporation
12% remove
Bluetooth is a wireless technology standard for exchanging data over short distances (using short-wavelength radio transmissions in the ISM band from 2400–2480 MHz) from fixed and mobile devices, creating personal area networks (PANs) with high levels of security. Bluetooth uses a radio technology called frequency-hopping spread spectrum, which chops up the data being sent and transmits chunks of it on up to 79 bands (1 MHz each; center...
Broadcom Corporation
3% remove
This software is to add functions over the Microsoft Bluetooth software for Microsoft Windows Vista. So the version number of some of the software may not the same as the version number of this software. This package installs the software (Bluetooth with Enhanced Data Rate Software II) to enable the ThinkPad Bluetooth with Enhanced Data Rate and the Thinkpad Bluetooth 2.1 with Enhanced Data Rate. However, some models do not support Blue...

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00071802%
0.028634%
Kernel CPU:0.00040507%
0.013761%
User CPU:0.00031295%
0.014873%
Kernel CPU time:343 ms/min
100,923,805ms/min
CPU cycles:216,053/sec
17,470,203/sec
Context switches:6/sec
284/sec
Memory
Private memory:30.36 MB
21.59 MB
Private (maximum):28.06 MB
Private (minimum):27.99 MB
Non-paged memory:30.36 MB
21.59 MB
Virtual memory:191.07 MB
140.96 MB
Virtual memory (peak):202 MB
169.69 MB
Working set:28.06 MB
18.61 MB
Working set (peak):28.26 MB
37.95 MB
Page faults:380,913/min
2,039/min
I/O
I/O read transfer:338 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O write transfer:58 Bytes/sec
274.99 KB/min
I/O write operations:3/sec
227/min
I/O other transfer:1.3 KB/sec
448.09 KB/min
I/O other operations:53/sec
1,671/min
Resource allocations
Threads:31
12
Handles:425
600
GUI GDI count:43
103
GUI GDI peak:56
142
GUI USER count:10
49
GUI USER peak:14
71

BehaviorsProcess properties

Integrety level:Medium
Platform:64-bit
Command line:"C:\Program Files\lenovo\bluetooth software\btstackserver.exe" -embedding
Owner:User
Parent process:svchost.exe (Host Process for Windows Services by Microsoft Corporation)

ResourcesThreads

Averages
 
BtStackServer.exe (main module)
Total CPU:0.00117861%
0.272967%
Kernel CPU:0.00066297%
0.107585%
User CPU:0.00051564%
0.165382%
CPU cycles:64,081/sec
5,741,424/sec
Context switches:2/sec
79/sec
Memory:6.49 MB
1.16 MB
msvcr100.dll (Microsoft Visual Studio 2010 by Microsoft)
Total CPU:0.00014733%
Kernel CPU:0.00014733%
User CPU:0.00000000%
CPU cycles:301,559/sec
Context switches:1/sec
Memory:840 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 42.86%
Windows 7 Ultimate 15.87%
Windows 7 Professional 9.52%
Windows 7 Home Basic 9.52%
Microsoft Windows XP 4.76%
Windows 8.1 3.17%
Windows 8 Single Language 3.17%
Windows Vista Business 3.17%
Windows Vista Home Premium 3.17%
Windows 8 3.17%
Windows 8 Pro 1.59%

Distribution by countryDistribution by country

United States installs about 24.59% of Bluetooth Software.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 31.43%
Hewlett-Packard 20.00%
Lenovo 20.00%
Sony 14.29%
ASUS 5.71%
Samsung 4.29%
GIGABYTE 2.86%
Alienware 1.43%
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