Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

3, 4, 5, 5 50.00%
2, 6, 0, 0 50.00%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegQueryValueExA, RegCreateKeyExA, RegSetValueExA, RegOpenKeyExA, RegOpenKeyA, RegDeleteKeyA, RegEnumKeyA, RegQueryValueA, RegCloseKey
comctl32.dll
ImageList_Draw, ImageList_GetImageInfo, ImageList_Destroy
comdlg32.dll
GetFileTitleA
gdi32.dll
CreateCompatibleBitmap, GetTextExtentPoint32A, CreateFontIndirectA, CreateRectRgnIndirect, GetMapMode, CreateSolidBrush, GetBkColor, GetTextColor, GetRgnBox, GetDeviceCaps, GetStockObject, CreateCompatibleDC, CreatePatternBrush, DeleteDC, ExtSelectClipRgn, ScaleWindowExtEx, SetWindowExtEx, ScaleViewportExtEx, SetViewportExtEx, OffsetViewportOrgEx, CreatePen, SelectObject, Escape, ExtTextOutA, TextOutA, RectVisible, PtVisible, GetPixel, BitBlt, GetWindowExtEx, GetViewportExtEx, DeleteObject, MoveToEx, LineTo, SetMapMode, SetBkMode, RestoreDC, SaveDC, CreateBitmap, GetObjectA, SetBkColor, SetTextColor, GetClipBox, SetViewportOrgEx
kernel32.dll
GetSystemInfo, VirtualQuery, GetStartupInfoA, GetCommandLineA, ExitProcess, TerminateProcess, HeapReAlloc, HeapSize, HeapDestroy, HeapCreate, VirtualFree, IsBadWritePtr, GetStdHandle, UnhandledExceptionFilter, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, GetEnvironmentStringsW, SetHandleCount, VirtualAlloc, QueryPerformanceCounter, GetCurrentProcessId, GetSystemTimeAsFileTime, SetUnhandledExceptionFilter, LCMapStringA, LCMapStringW, GetStringTypeA, GetStringTypeW, GetTimeZoneInformation, IsBadReadPtr, IsBadCodePtr, SetStdHandle, SetEnvironmentVariableA, VirtualProtect, HeapAlloc, HeapFree, RtlUnwind, GetTickCount, GetFileTime, GetFileAttributesA, FileTimeToLocalFileTime, SetErrorMode, FileTimeToSystemTime, GetFullPathNameA, GetVolumeInformationA, FindFirstFileA, FindClose, GetCurrentProcess, DuplicateHandle, GetFileSize, SetEndOfFile, UnlockFile, LockFile, FlushFileBuffers, SetFilePointer, WriteFile, ReadFile, WritePrivateProfileStringA, GetOEMCP, GetCPInfo, InterlockedIncrement, TlsFree, LocalReAlloc, TlsSetValue, TlsAlloc, TlsGetValue, EnterCriticalSection, GlobalHandle, GlobalReAlloc, LeaveCriticalSection, LocalAlloc, GlobalFlags, DeleteCriticalSection, InitializeCriticalSection, RaiseException, GetCurrentThread, lstrcmpA, GetModuleFileNameA, ConvertDefaultLocale, EnumResourceLanguagesA, GlobalAlloc, FormatMessageA, LocalFree, SizeofResource, InterlockedDecrement, MulDiv, SetLastError, GetCurrentThreadId, GlobalGetAtomNameA, GlobalAddAtomA, GlobalFindAtomA, GlobalDeleteAtom, lstrcatA, lstrcmpW, lstrcpynA, GetModuleHandleA, GlobalLock, GlobalUnlock, GlobalFree, FindResourceA, LoadResource, LockResource, FreeResource, CreateMutexA, GetLastError, lstrlenA, lstrcmpiA, WideCharToMultiByte, CompareStringA, CompareStringW, MultiByteToWideChar, GetVersion, GetThreadLocale, GetLocaleInfoA, GetACP, InterlockedExchange, lstrcpyA, GetVersionExA, LoadLibraryA, GetProcAddress, FreeLibrary, CreateFileA, DeviceIoControl, GetFileType, CloseHandle
msvcrt.dll
DllMain
ole32.dll
StgCreateDocfileOnILockBytes, StgOpenStorageOnILockBytes, CoGetClassObject, CLSIDFromString, CoTaskMemAlloc, CreateILockBytesOnHGlobal, CoTaskMemFree, CoInitialize, CLSIDFromProgID, CoCreateInstance, OleUninitialize, CoRegisterMessageFilter, OleFlushClipboard, OleIsCurrentClipboard, CoRevokeClassObject, OleInitialize, CoFreeUnusedLibraries
shell32.dll
DragQueryFileA, DragFinish
shlwapi.dll
PathFindFileNameA, PathStripToRootA, PathFindExtensionA, PathIsUNCA
user32.dll
GetNextDlgGroupItem, MessageBeep, RegisterClipboardFormatA, PostThreadMessageA, GetMenuItemInfoA, InflateRect, LoadCursorA, GetSysColorBrush, SetWindowContextHelpId, MapDialogRect, GetMessageA, TranslateMessage, GetCursorPos, ValidateRect, ShowOwnedPopups, PostQuitMessage, LoadMenuA, DestroyMenu, UnpackDDElParam, ReuseDDElParam, SetCursor, ReleaseCapture, LoadAcceleratorsA, InsertMenuItemA, CreatePopupMenu, SetRectEmpty, BringWindowToTop, SetMenu, TranslateAcceleratorA, EndPaint, BeginPaint, GetWindowDC, ReleaseDC, GetDC, ClientToScreen, GrayStringA, DrawTextExA, DrawTextA, FillRect, SetMenuItemBitmaps, ModifyMenuA, GetMenuState, EnableMenuItem, CheckMenuItem, GetMenuCheckMarkDimensions, LoadBitmapA, ShowWindow, MoveWindow, SetWindowTextA, IsDialogMessageA, RegisterWindowMessageA, SetCapture, GetCapture, CreateWindowExA, SetWindowsHookExA, CallNextHookEx, GetClassLongA, GetClassInfoExA, GetClassNameA, SetPropA, GetPropA, RemovePropA, SendDlgItemMessageA, GetFocus, SetFocus, IsChild, GetWindowTextA, GetForegroundWindow, GetLastActivePopup, DispatchMessageA, BeginDeferWindowPos, EndDeferWindowPos, GetTopWindow, UnhookWindowsHookEx, GetMessageTime, GetMessagePos, LoadIconA, PeekMessageA, MessageBoxA, TrackPopupMenu, GetKeyState, SendMessageA, MapWindowPoints, LoadImageA, EnumDisplaySettingsA, GetWindowRect, GetClientRect, InvalidateRect, TabbedTextOutA, EnableWindow, ChangeDisplaySettingsA, wsprintfA, ChangeDisplaySettingsExA, SetTimer, KillTimer, SetForegroundWindow, IsWindowVisible, UpdateWindow, GetMenu, PostMessageA, GetSubMenu, GetMenuItemID, GetMenuItemCount, GetSysColor, AdjustWindowRectEx, InvalidateRgn, CopyAcceleratorTableA, SetRect, CharNextA, ScreenToClient, EqualRect, DeferWindowPos, GetClassInfoA, RegisterClassA, UnregisterClassA, GetDlgCtrlID, DefWindowProcA, CallWindowProcA, IsRectEmpty, WinHelpA, CharUpperA, EndDialog, GetNextDlgTabItem, GetParent, IsWindowEnabled, GetDlgItem, GetWindowLongA, IsWindow, DestroyWindow, CreateDialogIndirectParamA, GetSystemMetrics, SetActiveWindow, GetActiveWindow, GetDesktopWindow, GetWindow, PtInRect, CopyRect, GetWindowPlacement, IsIconic, SystemParametersInfoA, IntersectRect, OffsetRect, SetWindowPos, SetWindowLongA
winspool.drv
OpenPrinterA, DocumentPropertiesA, ClosePrinter

TFnF5.Exe

TOSHIBA Hotkey Utility for Display Devices by TOSHIBA

Remove TFnF5.Exe
Version:   2, 6, 0, 0
MD5:   0fd9d9123e483ec0abdc0b72905a1535
SHA1:   14c2d7fdc3da4b4bab8bab6b7f4153b8245280a3

Overview

tfnf5.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).

DetailsDetails

File name:tfnf5.exe
Publisher:TOSHIBA Corp.
Product name:TOSHIBA Hotkey Utility for Display Devices
Description:TFnF5
Typical file path:C:\Windows\System32\tfnf5.exe
File version:2, 6, 0, 0
Size:72 KB (73,728 bytes)
Build date:12/2/2003 12:15 AM
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

BehaviorsBehaviors

Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'TFNF5' → TFNF5.exe

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00277421%
0.028634%
User CPU:0.00277421%
0.014873%
Memory
Private memory:504 KB
21.59 MB
Private (maximum):2.33 MB
Private (minimum):2.32 MB
Non-paged memory:504 KB
21.59 MB
Virtual memory:17.49 MB
140.96 MB
Virtual memory (peak):17.78 MB
169.69 MB
Working set:2.33 MB
18.61 MB
Working set (peak):2.33 MB
37.95 MB
Page faults:618/min
2,039/min
I/O
I/O other transfer:59 Bytes/sec
448.09 KB/min
I/O other operations:9/sec
1,671/min
Resource allocations
Threads:1
12
Handles:26
600
GUI GDI count:19
103
GUI USER count:16
49

BehaviorsProcess properties

Integrety level:Undefined
Platform:32-bit
Command line:"C:\Windows\System32\tfnf5.exe"
Owner:User
Parent process:Explorer.EXE (Windows Explorer by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 100.00%

Distribution by countryDistribution by country

Canada installs about 50.00% of TOSHIBA Hotkey Utility for Display Devices.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 100.00%
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