Should I block it?

No, this file is 100% safe to run.

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PE structurePE file structure

Show functions
Import table
advapi32.dll
RegOpenKeyExW, RegCloseKey, RegQueryValueExA, RegOpenKeyExA, RegQueryValueExW
comdlg32.dll
PrintDlgW, PageSetupDlgW, GetSaveFileNameA, GetSaveFileNameW, GetOpenFileNameA, GetOpenFileNameW, PrintDlgA
gdi32.dll
GdiFlush, DeleteDC, CreateCompatibleBitmap, BitBlt, GetDIBits, SetTextColor, CreatePalette, GetPaletteEntries, GetNearestPaletteIndex, ResetDCW, ResetDCA, StartDocW, StartDocA, StartPage, AbortDoc, EndPage, EndDoc, GetBkMode, SetTextAlign, SetBkMode, GetTextFaceW, GetTextFaceA, CreateSolidBrush, CreatePen, SelectClipRgn, SelectClipPath, SaveDC, StretchBlt, RestoreDC, BeginPath, CloseFigure, MoveToEx, LineTo, PolyBezierTo, SelectObject, SetPolyFillMode, FillPath, StrokePath, CreateDCW, CreateDCA, TextOutW, TextOutA, SetGraphicsMode, SetWorldTransform, ExtTextOutW, CreateRectRgn, CreateEllipticRgn, GetRegionData, CreatePolygonRgn, ExtCreateRegion, RectInRegion, GetRgnBox, EqualRgn, CreateFontIndirectW, CreateFontIndirectA, GetFontData, GetTextCharsetInfo, EnumFontFamiliesExW, EnumFontFamiliesExA, GetTextMetricsW, GetTextMetricsA, GetOutlineTextMetricsA, GetGlyphOutlineW, GetGlyphOutlineA, GetTextExtentPoint32W, GetCharABCWidthsW, GetCharABCWidthsA, GetCharABCWidthsFloatW, CreateDIBSection, CreateCompatibleDC, OffsetRgn, CombineRgn, GetDeviceCaps, CreateBitmap, PtInRegion, DeleteObject, RealizePalette, SelectPalette, GetObjectA, GetObjectW, EndPath, GetStockObject
imm32.dll
ImmGetDefaultIMEWnd, ImmGetContext, ImmReleaseContext, ImmNotifyIME, ImmGetCompositionStringW, ImmGetCompositionStringA, ImmSetCompositionFontW, ImmSetCompositionFontA, ImmSetCompositionWindow, ImmSetCandidateWindow, ImmAssociateContext
kernel32.dll
SetErrorMode, GetModuleHandleW, GetModuleHandleA, GetLocaleInfoA, GlobalLock, GlobalUnlock, GlobalAlloc, GlobalSize, CreateMutexW, CreateEventW, lstrlenW, GetLastError, GetProcessHeap, HeapFree, GetSystemTimeAsFileTime, GetCurrentProcessId, CreateMutexA, GetTickCount, QueryPerformanceCounter, DisableThreadLibraryCalls, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, GetCurrentProcess, TerminateProcess, InterlockedCompareExchange, Sleep, InterlockedExchange, VirtualFreeEx, ReadProcessMemory, VirtualAllocEx, OpenProcess, lstrcpynA, lstrcpynW, CreateProcessA, CreateProcessW, ExpandEnvironmentStringsA, IsValidLocale, GetDriveTypeA, GetDriveTypeW, InterlockedDecrement, FindClose, FindFirstFileA, FindFirstFileW, GetVolumeInformationA, GetVolumeInformationW, lstrcmpW, GetUserDefaultLangID, GlobalFree, GetProfileStringA, GetProfileStringW, LoadLibraryA, GetLocaleInfoW, MultiByteToWideChar, CreateThread, SetEvent, CloseHandle, ReleaseMutex, WaitForSingleObject, CreateEventA, GetCurrentThreadId
msvcp90.dll
DllMain
msvcr90.dll
DllMain
ole32.dll
CoLockObjectExternal, CoTaskMemFree, DoDragDrop, ReleaseStgMedium, OleIsCurrentClipboard, CoCreateGuid, StringFromGUID2, OleInitialize, OleUninitialize, OleGetClipboard, OleSetClipboard, RegisterDragDrop, RevokeDragDrop, CoGetMalloc, CoInitialize, CoCreateInstance, OleFlushClipboard
qtcore4.dll
DllMain
shell32.dll
ShellExecuteW, Shell_NotifyIconA, ShellExecuteA, SHGetPathFromIDListA, SHGetFileInfoW, SHBrowseForFolderA, SHGetMalloc
user32.dll
DrawIconEx, LoadImageW, SetRect, GetIconInfo, GetMenu, MapVirtualKeyA, MapVirtualKeyW, GetKeyboardState, GetKeyboardLayout, TrackPopupMenuEx, SetMenuItemInfoW, ToUnicode, ToAscii, SetWindowRgn, UpdateWindow, ScrollWindowEx, GetWindowRect, SetWindowPlacement, GetWindowPlacement, ValidateRgn, MoveWindow, IsZoomed, SetForegroundWindow, UnhookWindowsHookEx, SetWindowsHookExA, CallNextHookEx, DestroyIcon, SetWindowTextA, SetWindowTextW, EnableMenuItem, GetSystemMenu, SetParent, ShowWindow, DestroyWindow, IsWindowVisible, GetClientRect, CreateWindowExA, CreateWindowExW, AdjustWindowRectEx, GetDesktopWindow, SetWindowLongA, GetWindowLongA, GetClipboardFormatNameA, GetClipboardFormatNameW, RegisterClipboardFormatA, RegisterClipboardFormatW, LoadCursorA, LoadCursorW, CreateCursor, CreateIconIndirect, SetCursorPos, DestroyCursor, SendMessageA, SetClipboardViewer, ChangeClipboardChain, GetDoubleClickTime, SetDoubleClickTime, SetCaretBlinkTime, IsIconic, EndPaint, BeginPaint, InvalidateRgn, GetUpdateRect, ScreenToClient, PostMessageA, PeekMessageA, PostMessageW, PeekMessageW, GetCursorPos, ClipCursor, SetCapture, ReleaseCapture, GetWindowRgn, InvalidateRect, DefWindowProcA, DefWindowProcW, GetSystemMetrics, SendMessageW, ClientToScreen, SetWindowPos, GetCaretBlinkTime, MessageBeep, GetParent, WindowFromPoint, GetKeyState, SetCursor, UnregisterClassA, UnregisterClassW, RegisterClassA, LoadIconA, RegisterClassW, LoadIconW, GetSysColorBrush, GetClassInfoA, GetClassInfoW, RegisterWindowMessageA, RegisterWindowMessageW, SystemParametersInfoA, GetSysColor, ReleaseDC, GetDC, SetWindowLongW, GetWindowLongW, GetActiveWindow, SetFocus, GetFocus, SystemParametersInfoW, IsChild, HideCaret, FindWindowA, FindWindowExA, FindWindowExW, GetWindowThreadProcessId, MapWindowPoints, DestroyCaret, SetCaretPos, TranslateMessage, GetKeyboardLayoutList, CreateCaret
winmm.dll
PlaySoundA, PlaySoundW
winspool.drv
OpenPrinterW, OpenPrinterA, GetPrinterW, EnumPrintersA, EnumPrintersW, EnumFormsW, GetPrinterA, ClosePrinter, DeviceCapabilitiesW, DeviceCapabilitiesA

QtGui4.dll

Qt4 by SightSpeed Inc. (Signed)

Remove QtGui4.dll
Version:   4.5.0.14
MD5:   b3624bc426e6d2796ee63feaf47aafaa
SHA1:   e8b48d4d4c1a5ab0c62bd4b8ac81ad16b4a229dc

Overview

qtgui4.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including Logitech Vid HD published by Logitech Inc., Logitech Vid HD from Logitech Inc. and Logitech Vid HD by Logitech Inc.. The file is digitally signed by SightSpeed Inc. which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:qtgui4.dll
Publisher:Nokia Corporation and/or its subsidiary(-ies)
Product name:Qt4
Description:C++ application development framework.
Typical file path:C:\Program Files\logitech\vid hd\qtgui4.dll
File version:4.5.0.14
Size:7.35 MB (7,704,400 bytes)
Certificate
Issued to:SightSpeed Inc.
Authority (CA):VeriSign
Effective date:Wednesday, May 7, 2008
Expiration date:Sunday, June 5, 2011
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 9.0
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Logicool Co. Ltd.
1% remove
Logitech Inc.
3% remove
Logitech Vid HD is the fast and easy way to make HD video calls between Macs and PCs and living rooms TVs using Logitech Revue. Logitech Vid HD supports High Definition video calling with up to 720p resolution on qualified systems. Logitech Vid HD supports most USB cameras. Logitech Vid HD is free for anyone with any Logitech webcam or any other manufacturers webcam, whether that webcam is brand new, or one youve had for a while. As Log...

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 44.44%
Windows Vista Home Premium 22.22%
Windows 7 Ultimate 11.11%
Microsoft Windows XP 11.11%
Windows 7 Professional 11.11%

Distribution by countryDistribution by country

United States installs about 77.78% of Qt4.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 44.44%
Dell 22.22%
Sony 22.22%
Acer 11.11%
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