Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

2.31 6.67%
2.20 33.33%
2.11 6.67%
2.01 20.00%
1.07 6.67%
1.03 20.00%
1.03 6.67%

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
SetTokenInformation, CreateProcessAsUserW, ImpersonateLoggedOnUser, DuplicateTokenEx, FreeSid, RegNotifyChangeKeyValue, RegSetValueExW, RegCreateKeyExW, RegOpenKeyExW, StartServiceCtrlDispatcherW, OpenSCManagerW, OpenServiceW, QueryServiceStatus, ControlService, CloseServiceHandle, RegisterServiceCtrlHandlerExW, RegQueryValueExW, RegCloseKey, OpenProcessToken, LookupPrivilegeValueW, AdjustTokenPrivileges, SetServiceStatus, AllocateAndInitializeSid, SetEntriesInAclW, SetNamedSecurityInfoW, RevertToSelf, RegQueryValueExA, CreateProcessAsUserA, RegSetValueExA, RegCreateKeyExA, RegOpenKeyExA, StartServiceCtrlDispatcherA, OpenSCManagerA, OpenServiceA, RegisterServiceCtrlHandlerExA, LookupPrivilegeValueA, SetEntriesInAclA, SetNamedSecurityInfoA
crypt32.dll
CertFindCertificateInStore, CryptQueryObject, CertFreeCertificateContext, CertCloseStore
kernel32.dll
lstrlenW, LocalAlloc, LocalReAlloc, LocalSize, ReadFile, WriteFile, GetCurrentProcessId, WaitNamedPipeW, CreateFileW, GetSystemDirectoryW, DeviceIoControl, lstrcmpiW, CreateEventW, CreateThread, GetExitCodeThread, SetEvent, WaitForMultipleObjects, ExitThread, FindFirstFileW, FindClose, SetThreadPriority, GetModuleHandleW, GetCommandLineW, GlobalFree, OpenFileMappingW, CreateFileMappingW, GetShortPathNameW, GetCurrentProcess, WTSGetActiveConsoleSessionId, SetLastError, GetModuleFileNameW, LoadLibraryW, GetProcAddress, FreeLibrary, OpenEventW, WaitForSingleObject, MapViewOfFile, UnmapViewOfFile, CompareStringW, CompareStringA, GetTimeZoneInformation, FlushFileBuffers, CreateFileA, GetLocaleInfoW, HeapSize, IsValidLocale, EnumSystemLocalesA, GetLocaleInfoA, GetUserDefaultLCID, GetDateFormatA, GetTimeFormatA, SetEnvironmentVariableA, GetStringTypeW, GetStringTypeA, LCMapStringW, LCMapStringA, LocalFree, GetVersionExW, GetLastError, Sleep, CloseHandle, WriteConsoleW, GetConsoleOutputCP, GetCommandLineA, GetStartupInfoA, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, ExitProcess, GetStdHandle, GetModuleFileNameA, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, WideCharToMultiByte, GetEnvironmentStringsW, SetHandleCount, GetFileType, DeleteCriticalSection, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, InterlockedIncrement, GetCurrentThreadId, InterlockedDecrement, GetCurrentThread, HeapCreate, HeapDestroy, VirtualFree, HeapFree, QueryPerformanceCounter, GetTickCount, GetSystemTimeAsFileTime, SetFilePointer, GetConsoleCP, GetConsoleMode, EnterCriticalSection, LeaveCriticalSection, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, MultiByteToWideChar, FatalAppExitA, SetConsoleCtrlHandler, InterlockedExchange, LoadLibraryA, InitializeCriticalSectionAndSpinCount, HeapAlloc, VirtualAlloc, HeapReAlloc, RtlUnwind, SetStdHandle, WriteConsoleA, lstrcatW, lstrcpyW, IsBadWritePtr, GetModuleHandleA, GetVersion, GetEnvironmentVariableA, GetVersionExA, CreateEventA, FindFirstFileA, OutputDebugStringA, OpenFileMappingA, CreateFileMappingA, GetShortPathNameA, SetEndOfFile
setupapi.dll
SetupDiDestroyDeviceInfoList, SetupDiGetDeviceRegistryPropertyW, SetupDiGetClassDevsW, SetupDiEnumDeviceInfo, SetupDiGetClassDevsA, SetupDiGetDeviceRegistryPropertyA, SetupDiDeleteDeviceInfo
shell32.dll
CommandLineToArgvW
shlwapi.dll
StrRChrW
user32.dll
wsprintfA
userenv.dll
LoadUserProfileW, DestroyEnvironmentBlock, UnloadUserProfile, CreateEnvironmentBlock
wintrust.dll
WinVerifyTrust
wtsapi32.dll
WTSQueryUserToken, WTSFreeMemory, WTSQuerySessionInformationW, WTSQuerySessionInformationA

tphksvc.exe

On Screen Display by Lenovo(Japan)Ltd. (Signed)

Remove tphksvc.exe
Version:   1.03
MD5:   576b670378253341b2041cb042bb753c
SHA1:   9558aa74ced921d78b53004b496b88b7a3f8fd75
SHA256:   12648a7662359141df2f0145e42fc7dbbb55668d034ad5d60ebaa2f62507eb2f

What is tphksvc.exe?

On screen display Fn+Fx handler for On Screen Display utility for Windows displays the result of using of ThinkPad function keys on the desktop screen. This program also provides some enhancements of ThinkPad function keys. Previously, the On Screen Display program was installed during the installation of the ThinkPad Configuration Utility.

About tphksvc.exe (from Lenovo(Japan)Ltd.)

Previously, the On Screen Display program was installed during the installation of the ThinkPad Configuration Utility. Starting with the latest versions of the ThinkPad Configuration Utility programs,

DetailsDetails

File name:tphksvc.exe
Publisher:Lenovo Group Limited
Product name:On Screen Display
Description:On screen display Fn+Fx handler
Typical file path:C:\Program Files\lenovo\hotkey\tphksvc.exe
File version:1.03
Size:57.36 KB (58,736 bytes)
Certificate
Issued to:Lenovo(Japan)Ltd.
Authority (CA):VeriSign
Effective date:Tuesday, October 5, 2010
Expiration date:Thursday, October 6, 2011
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
Lenovo
8% remove
This program displays the result of using of ThinkPad function keys on the desktop screen. This program also provides some enhancements of ThinkPad function keys. Previously, the On Screen Display program was installed during the installation of the ThinkPad Configuration Utility. Starting with the latest versions of the ThinkPad Configuration Utility programs, the On Screen Display program must be installed with it's own setup program ...

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'TPHKSVC' (On Screen Display)
  • TPHKSVC

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00001256%
0.028634%
Kernel CPU:0.00001256%
0.013761%
Kernel CPU time:31 ms/min
100,923,805ms/min
CPU cycles:911/sec
17,470,203/sec
Memory
Private memory:2.32 MB
21.59 MB
Private (maximum):3.34 MB
Private (minimum):1.04 MB
Non-paged memory:2.32 MB
21.59 MB
Virtual memory:48.42 MB
140.96 MB
Virtual memory (peak):49.28 MB
169.69 MB
Working set:1.72 MB
18.61 MB
Working set (peak):3.8 MB
37.95 MB
Page faults:1,438/min
2,039/min
I/O
I/O read transfer:3 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O write transfer:3 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:5 Bytes/sec
448.09 KB/min
I/O other operations:1/sec
1,671/min
Resource allocations
Threads:3
12
Handles:82
600

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command line:"C:\Program Files\lenovo\hotkey\tphksvc.exe"
Owner:SYSTEM
Windows Service
Service name:TPHKSVC
Display name:On Screen Display
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

ResourcesThreads

Averages
 
ADVAPI32.dll
Total CPU:0.00001264%
0.272967%
Kernel CPU:0.00001264%
0.107585%
User CPU:0.00000000%
0.165382%
CPU cycles:253/sec
5,741,424/sec
Memory:792 KB
1.16 MB
TPHKSVC.exe (main module)
Total CPU:0.00001264%
Kernel CPU:0.00001264%
User CPU:0.00000000%
CPU cycles:294/sec
Memory:72 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Professional 33.33%
Microsoft Windows XP 25.00%
Windows 7 Enterprise 16.67%
Windows 7 Ultimate 16.67%
Windows Vista Business 8.33%

Distribution by countryDistribution by country

United States installs about 33.33% of On Screen Display.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Lenovo 100.00%
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