Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1.0.0.7 0.98%
1.0.0.7 12.75%
1.0.0.7 6.86%
1.0.0.7 0.98%
1.0.0.7 15.69%
1.0.0.7 4.90%
1.0.0.7 0.98%
1.0.0.6 1.96%
1.0.0.6 16.67%
1.0.0.6 5.88%
1.0.0.6 2.94%
1.0.0.6 3.92%
1.0.0.6 0.98%
1.0.0.6 0.98%
1.0.0.5 4.90%
1.0.0.4 1.96%
1.0.0.4 0.98%
1.0.0.3 4.90%
1.0.0.2 3.92%
1.0.0.2 4.90%
1.0.0.1 0.98%
1.0.0.1 0.98%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
OpenSCManagerW, EqualSid, FreeSid, OpenServiceW, CloseServiceHandle, QueryServiceStatus, GetTokenInformation, OpenProcessToken, RegQueryValueExW, RegCloseKey, RegOpenKeyExW, AllocateAndInitializeSid
gdi32.dll
GetCurrentObject, CreateFontIndirectW, GetDeviceCaps, DeleteObject, SelectObject, SetBkMode, GetStockObject, SetBkColor
kernel32.dll
InterlockedIncrement, GetCPInfo, GetStartupInfoW, GetVersionExA, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, HeapDestroy, HeapAlloc, HeapFree, HeapReAlloc, HeapSize, GetProcessHeap, InterlockedDecrement, GetACP, GetOEMCP, IsValidCodePage, GetModuleHandleA, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, SetLastError, RaiseException, ExitProcess, MultiByteToWideChar, LCMapStringA, lstrlenW, lstrcpyW, EnterCriticalSection, MulDiv, LeaveCriticalSection, GetCurrentThreadId, WriteFile, GetLocalTime, DeleteCriticalSection, CreateToolhelp32Snapshot, Process32FirstW, CloseHandle, Process32NextW, WTSGetActiveConsoleSessionId, Sleep, WaitForSingleObject, CreateThread, SetEvent, TryEnterCriticalSection, ResetEvent, TerminateThread, LoadLibraryW, GetSystemPowerStatus, FreeLibrary, GetProcAddress, GetLastError, InitializeCriticalSection, CreateEventW, OpenEventW, GetVersionExW, GetCurrentProcess, CreateMutexW, ReleaseMutex, SetFilePointer, CreateFileW, GetModuleFileNameW, WideCharToMultiByte, LCMapStringW, FlushFileBuffers, CreateFileA, TerminateProcess, WriteConsoleW, GetConsoleOutputCP, WriteConsoleA, SetStdHandle, RtlUnwind, LoadLibraryA, GetLocaleInfoA, GetStringTypeW, GetStringTypeA, GetConsoleMode, GetConsoleCP, VirtualAlloc, GetSystemTimeAsFileTime, GetCurrentProcessId, GetTickCount, QueryPerformanceCounter, VirtualFree, HeapCreate, GetStartupInfoA, GetFileType, SetHandleCount, GetCommandLineW, GetCommandLineA, GetEnvironmentStringsW, FreeEnvironmentStringsW, GetEnvironmentStrings, FreeEnvironmentStringsA, GetModuleFileNameA, GetStdHandle, InterlockedCompareExchange, lstrcmpW, LocalFree, InterlockedExchange
msvcr80.dll
DllMain
ole32.dll
CoUninitialize, CoCreateInstance, CoInitializeSecurity, CoInitializeEx
shell32.dll
SHGetFolderPathW, Shell_NotifyIconW
shlwapi.dll
PathFindFileNameW
tpwrfunc.dll
PwrTPSItemInitialize, PwrReplaceDefault, SetOSItemDefaultValue, UnRegisterPwrNotification, RegisterPwrNotification, GetPwrTPSItemAttribute, GetDefaultPwrValue, GetDefaultPwrPlanValue, IsTPSItemRemoved, GetTPSItemIndexValue, GetPwrActivePwrPlan, PwrOSItemInitialize, SetPwrTPSItemAttribute, GetSettingsPwrValue
tpwrreg.dll
CreateTPSRegSettingsPwrValueInfo, SetTPSRegGUIDEntryValue, GetTPSRegGUIDEntryValue, TPwrGuidToString, PwrRestoreDefault, DeleteTPSRegParameterInfo, CreateTPSRegParameterInfo, SetTPSRegFirstInstValue, DeleteTPSRegUserPwrValueInfo, DeleteTPSRegUserPwrPlanValueInfo, GetTPSRegDefaultPwrValue, IsOSItemReplaced, SetTPSRegOSDefaultValue, GetMachineType, CreateTPSRegUserPwrValueInfo, IsPowerPlanDisplayValueReplaced, CreateTPSRegUserPwrPlanValueInfo, GetTPSRegFirstInstValue, GetTPSRegODDTrayLockValue, GetTPSRegCurrentVersionValue, DeleteTPSRegSettingsPwrValueInfo, GetTPSRegCheckProcModule, IsFlashCardsInstalled, SetTPSRegIsShowNotifyOddOnOffValue, GetTPSRegIsShowNotifyOddOnOffValue, GetTPSRegIsShowExecOddOnOffValue, SetTPSRegODDTrayUnlockTimeValue, GetTPSRegODDTrayUnlockTimeValue, SetTPSRegODDTrayLockValue, SetTPSRegIsShowExecOddOnOffValue
user32.dll
SetActiveWindow, SetFocus, AttachThreadInput, GetDlgItem, SetDlgItemTextW, ChangeWindowMessageFilter, RegisterWindowMessageW, CreateWindowExW, RegisterClassExW, DispatchMessageW, TranslateMessage, IsDialogMessageW, GetMessageW, UpdateWindow, ShowWindow, CreateDialogParamW, MessageBoxW, DefWindowProcW, ExitWindowsEx, PostQuitMessage, GetMenuItemID, GetSubMenu, SetTimer, LoadMenuW, GetDoubleClickTime, TrackPopupMenu, GetCursorPos, DrawMenuBar, RemoveMenu, DestroyMenu, SetMenuItemInfoW, ModifyMenuW, SetWindowTextW, SetForegroundWindow, CheckDlgButton, GetWindowThreadProcessId, GetForegroundWindow, SystemParametersInfoW, MoveWindow, ReleaseDC, GetSystemMetrics, GetDC, GetWindowRect, DestroyIcon, DestroyWindow, EndDialog, DrawIcon, SendMessageW, DrawTextW, GetParent, PostMessageW, GetClientRect, LoadStringW, EndPaint, IsDlgButtonChecked, FillRect, SetWindowPos, BeginPaint, wsprintfW, GetDesktopWindow, LoadImageW, GetWindowLongW, KillTimer
wtsapi32.dll
WTSFreeMemory, WTSQuerySessionInformationW, WTSRegisterSessionNotification, WTSUnRegisterSessionNotification

TPwrMain.exe

TOSHIBA Power Saver by TOSHIBA CORPORATION (Signed)

Remove TPwrMain.exe
Version:   1.0.0.4
MD5:   db0e503edf7c9030731070db5eda0cea
SHA1:   30164f8a90144777ddfeaa0779d36a05d6f219fa
SHA256:   2de9c60ec150dbef8df61e8486b5be079d6e456cba14b291c86e446bb4b500f1

What is TPwrMain.exe?

Toshiba Power Saver provides a Control Panel for managing power and battery settings. Toshiba Power Saver requires Toshiba ACPI Common Modules (TVALD).

Overview

tpwrmain.exe executes as a process with the local user's privileges. It is set to be start when the PC boots and any user logs into Windows (added to the Run registry key for the all users under the local machine). The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by TOSHIBA CORPORATION which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:tpwrmain.exe
Publisher:TOSHIBA Corporation
Product name:TOSHIBA Power Saver
Typical file path:C:\Program Files\toshiba\power saver\tpwrmain.exe
File version:1.0.0.4
Product version:V8.07.01
Size:465.34 KB (476,512 bytes)
Certificate
Issued to:TOSHIBA CORPORATION
Authority (CA):VeriSign
Effective date:Monday, April 11, 2011
Expiration date:Wednesday, April 11, 2012
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

BehaviorsBehaviors

Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'TPwrMain' → C:\Program Files\TOSHIBA\Power Saver\TPwrMain.EXE

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 62.38%
Windows Vista Home Premium 12.87%
Windows 7 Ultimate 7.92%
Windows 7 Home Basic 3.96%
Windows 7 Professional 2.97%
Windows 7 Starter 1.98%
Windows Vista Business 1.98%
Windows 7 Enterprise 1.98%
Windows 8 Pro 1.98%
Windows 8 Pro with Media Center 0.99%
Windows Vista Home Basic 0.99%

Distribution by countryDistribution by country

United States installs about 50.50% of TOSHIBA Power Saver.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 98.57%
Acer 1.43%
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