Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

4.6.0.0 46.15%
4.6.0.0 30.77%
4.5.0.14 15.38%
4.5.0.14 7.69%

Relationships


PE structurePE file structure

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

QtGui4.dll

Qt4 by Logitech Inc (Signed)

Remove QtGui4.dll
Version:   4.6.0.0
MD5:   5f8668124425d7b252a4d15f69aaaacc
SHA1:   a1eae2462ff48ba5f886e1e25e46c2f78d737ec3

Overview

qtgui4.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by Logitech 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\lws\webcam software\qtgui4.dll
File version:4.6.0.0
Size:7.59 MB (7,954,776 bytes)
Certificate
Issued to:Logitech Inc
Authority (CA):VeriSign
Effective date:Monday, October 5, 2009
Expiration date:Wednesday, October 19, 2011
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 9.0
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 23.08%
Windows 7 Ultimate 15.38%
Windows 7 Professional 15.38%
Windows 7 Home Premium 15.38%
Windows Vista Home Premium 15.38%
Windows Vista Home Basic 7.69%
Windows Vista Business 7.69%

Distribution by countryDistribution by country

United States installs about 53.85% of Qt4.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 37.50%
Dell 25.00%
Acer 12.50%
GIGABYTE 12.50%
American Megatrends 12.50%
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