Should I block it?

40%
40% of PCs block this file from running.
Possible reason:
Performance resource utilization

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
ConvertSidToStringSidW, RegCloseKey, RegQueryValueExW, RegCreateKeyExW, CryptReleaseContext, CryptDestroyHash, CryptGetHashParam, CryptHashData, CryptCreateHash, CryptAcquireContextW, AdjustTokenPrivileges, LookupPrivilegeValueW, RegDeleteKeyW, RegSetKeySecurity, AddAccessAllowedAceEx, GetSecurityDescriptorDacl, RegGetKeySecurity, SetNamedSecurityInfoW, SetEntriesInAclW, GetNamedSecurityInfoW, GetExplicitEntriesFromAclW, GetEffectiveRightsFromAclW, BuildTrusteeWithSidW, GetSecurityInfo, LookupAccountNameW, IsValidSid, EqualSid, GetTokenInformation, FreeSid, AccessCheck, IsValidSecurityDescriptor, SetSecurityDescriptorOwner, SetSecurityDescriptorGroup, SetSecurityDescriptorDacl, AddAccessAllowedAce, InitializeAcl, GetLengthSid, InitializeSecurityDescriptor, AllocateAndInitializeSid, DuplicateToken, OpenProcessToken, OpenThreadToken, RegEnumValueW, RegEnumKeyExW, RegQueryInfoKeyW, RegSetValueExW, RegDeleteValueW, RegOpenKeyExW
asohtm.dll
QHTM_RenderHTMLRect, QHTM_GetHTMLHeight, QHTM_Initialize
comctl32.dll
InitCommonControlsEx, _TrackMouseEvent
gdi32.dll
CreateFontIndirectW, CreateCompatibleDC, GetMapMode, CreateCompatibleBitmap, BitBlt, SelectObject, StretchBlt, CreateRectRgnIndirect, PtVisible, RectVisible, TextOutW, ExtTextOutW, Escape, GetTextMetricsA, GetTextExtentPointA, CreateFontW, DeleteObject, CreateSolidBrush, GetStockObject, RoundRect, CreateRoundRectRgn, GetTextExtentPoint32W, GetDeviceCaps, CreateRectRgn, DeleteDC, CreateDCW, GetCurrentObject, CreateBitmap, CreateDIBSection, Rectangle, CreatePen, GetBkMode, Ellipse, GetPixel, SetPixel, PatBlt, GetBkColor, GetObjectW
gdiplus.dll
GdipGetImageWidth, GdipGetImageHeight, GdipDrawImageRectRectI, GdipDeleteGraphics, GdipCreateFromHDC, GdipCreateBitmapFromStream, GdipCreateBitmapFromFile, GdipCloneImage, GdipAlloc, GdipDisposeImage, GdipFree, GdiplusStartup
iphlpapi.dll
GetAdaptersInfo
kernel32.dll
RaiseException, lstrcmpiW, MoveFileW, OutputDebugStringW, InterlockedDecrement, GetVersion, GetCPInfo, GetSystemInfo, GlobalMemoryStatusEx, GetExitCodeThread, SetFilePointer, CreateFileW, FileTimeToLocalFileTime, FileTimeToSystemTime, ReadProcessMemory, OpenProcess, Module32FirstW, Process32NextW, Process32FirstW, CreateToolhelp32Snapshot, FreeLibrary, LoadLibraryW, GetPrivateProfileStringW, Sleep, TryEnterCriticalSection, InitializeCriticalSectionAndSpinCount, WideCharToMultiByte, MultiByteToWideChar, GetACP, GetLocaleInfoW, lstrcpyW, SetEvent, WaitForSingleObject, _lopen, GetLogicalDriveStringsW, GetFileAttributesW, SetFileAttributesW, CreateDirectoryW, FindClose, FindFirstFileW, GetProcessTimes, GetSystemTimeAsFileTime, InitializeCriticalSection, GetDiskFreeSpaceExW, GetVolumeInformationW, GetDriveTypeW, GetSystemDirectoryW, GetLogicalDrives, GetTickCount, CloseHandle, LocalFree, LocalAlloc, GetLastError, GetCurrentThread, GetModuleHandleW, GetCurrentProcess, GetModuleHandleA, GetProcAddress, GetVersionExW, GetModuleFileNameW, DeleteCriticalSection, GetCurrentProcessId, GetCurrentThreadId, QueryPerformanceCounter, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, InterlockedCompareExchange, lstrlenW, CreateThread, ResetEvent, CreateEventW, FormatMessageW, HeapAlloc, GetProcessHeap, HeapFree, MulDiv, LoadLibraryA, GetLocalTime, DeleteFileW, lstrcmpW, GetNumberFormatW, ReleaseMutex, CreateMutexW, TerminateProcess, GetSystemTime, GetWindowsDirectoryW, GetCommandLineW, SetCurrentDirectoryW, lstrlenA, IsBadReadPtr, ExitProcess, GlobalLock, GlobalAlloc, LoadResource, LockResource, SizeofResource, FindResourceW, GlobalFree, GlobalUnlock, SetLastError, UnmapViewOfFile, MapViewOfFile, CreateFileMappingW, GetFileSize, FindNextFileW, InterlockedIncrement, InterlockedExchange, _lclose, ReadFile, EnterCriticalSection, LeaveCriticalSection
mfc90u.dll
DllMain
msvcp90.dll
DllMain
msvcr90.dll
DllMain
ole32.dll
CreateStreamOnHGlobal, CoCreateInstance, CoUninitialize, CoInitialize
rpcrt4.dll
RpcServerRegisterIfEx, RpcServerUseProtseqEpW, RpcMgmtStopServerListening, RpcStringBindingComposeW, RpcBindingFromStringBindingW, RpcStringFreeW, RpcBindingFree, RpcServerListen, UuidCreateSequential
shell32.dll
SHGetSpecialFolderLocation, SHGetFolderPathW, ShellExecuteW, SHCreateDirectoryExW, SHAppBarMessage, Shell_NotifyIconW, ShellExecuteExW, SHFileOperationW, SHGetMalloc, SHGetPathFromIDListW, DragAcceptFiles
shlwapi.dll
SHDeleteKeyW, PathFileExistsW, PathStripPathW, PathMatchSpecA, PathRemoveFileSpecW
urlmon.dll
URLDownloadToFileW
user32.dll
PeekMessageW, DispatchMessageW, GetClientRect, ExitWindowsEx, GetDesktopWindow, TranslateMessage, KillTimer, EnableWindow, SendMessageW, LoadBitmapW, IsRectEmpty, CopyRect, SetWindowLongW, GetWindowLongW, GetParent, MapWindowPoints, GetForegroundWindow, GetWindowThreadProcessId, AttachThreadInput, SetForegroundWindow, IsIconic, ShowWindow, GetDC, DrawTextW, ReleaseDC, TabbedTextOutW, DrawTextExW, GrayStringW, BeginPaint, EndPaint, ClientToScreen, AdjustWindowRectEx, MoveWindow, GetWindow, GetDlgCtrlID, DestroyIcon, SetRect, GetAsyncKeyState, IsWindow, LoadIconW, PostMessageW, PostQuitMessage, GetSystemMenu, RemoveMenu, AppendMenuW, IsWindowVisible, FindWindowW, GetSystemMetrics, PtInRect, GetCursorPos, CreatePopupMenu, GetWindowRect, InvalidateRect, LoadCursorW, SetCursor, DrawIconEx, FillRect, SetWindowRgn, EnableMenuItem, SetRectEmpty, LoadImageW, OffsetRect, GetClassInfoW, DefWindowProcW, EqualRect, GetWindowRgn, UpdateWindow, RegisterWindowMessageW, BringWindowToTop, GetLastActivePopup, WaitForInputIdle, SystemParametersInfoW, LoadMenuW, GetSubMenu, SetMenuDefaultItem, TrackPopupMenu, GetMenuItemID, GetClassNameW, EnumChildWindows, SetParent, DrawAnimatedRects, SetActiveWindow, GetIconInfo, BroadcastSystemMessageW, GetKeyState, GetSysColor, DrawEdge, GetMenuItemInfoW, GetMenuItemCount, ModifyMenuW, CreateMenu, GetSysColorBrush, MessageBoxW, SetTimer, DrawFocusRect
version.dll
GetFileVersionInfoSizeW, VerQueryValueW, GetFileVersionInfoW
wininet.dll
InternetCrackUrlW
winmm.dll
timeGetTime

ustspcohelper.dll

PC Optimizer by US Tech Support LLC (Signed)

Remove ustspcohelper.dll
Version:   2.0.648.15224
MD5:   97f117355a8aea1a2c138f73e47d838a
SHA1:   c2c1db51eb890ad99f6c55d6904fe82a42e00978

Overview

ustspcohelper.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 MyCleanPC PC Optimizer published by USTechSupport, CleanPCNow PC Optimizer from USTechSupport and CleanPCNow PC Optimizer by USTechSupport. The file is digitally signed by US Tech Support LLC which was issued by the VeriSign certificate authority (CA). This particular version is usually found on Windows 7 Ultimate (6.1.7601.65536).

DetailsDetails

File name:ustspcohelper.dll
Publisher:USTechSupport, LLC (www.ustechsupport.com)
Product name:PC Optimizer
Typical file path:C:\Program Files\ustechsupport\pc optimizer\ustspcohelper.dll
File version:2.0.648.15224
Size:780.31 KB (799,040 bytes)
Build date:3/29/2013 2:53 PM
Certificate
Issued to:US Tech Support LLC
Authority (CA):VeriSign
Effective date:Monday, July 9, 2012
Expiration date:Wednesday, July 10, 2013
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
USTechSupport
  61% remove
MyCleanPC PC Optimizer is the exact same rebranded verion of MyCleanPC that requires you to purchase an activation code for the full version of MyCleanPC. MyCleanPC PC Optimizer is a Windows registry repair software utility designed to fix potentially damaged registry entries by scanning for entries that point to various files that are no longer active on the PC.
USTechSupport
  63% remove
This is a PC optimization program that is supposed to increase the speed of computer. The trial version will perform a scan and identify issues while the user will need to unlock the software for a yearly auto-renewing subscription charge.
USTechSupport
  56% remove
This is a PC optimization program that is supposed to increase the speed of computer. The trial version will perform a scan and identify issues while the user will need to unlock the software for a yearly auto-renewing subscription charge.

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 100.00%

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 100.00%
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