Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6, 5, 11, 1 59.52%
6, 5, 10, 1 21.43%
6, 5, 8, 1 2.38%
6, 5, 5, 1 4.76%
6, 5, 3, 1 2.38%
6, 4, 8, 2 2.38%
6, 3, 5, 1 7.14%

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegEnumKeyExW, RegDeleteValueW, RegDeleteKeyW, DeleteService, StartServiceW, QueryServiceStatus, CreateServiceW, RegCreateKeyExW, RegSetValueExW, RegOpenKeyExW, RegQueryValueExW, RegCloseKey, OpenSCManagerW, OpenServiceW, CloseServiceHandle, RegQueryInfoKeyW
hid.dll
HidD_GetHidGuid, HidD_GetFeature, HidD_GetPreparsedData, HidP_GetCaps, HidD_FreePreparsedData
kernel32.dll
FreeLibrary, GetProcAddress, LoadLibraryW, OutputDebugStringW, GetCurrentThreadId, GetCurrentProcessId, PulseEvent, OpenEventW, CreateDirectoryW, GetLocalTime, OpenSemaphoreW, CreateSemaphoreW, ReleaseSemaphore, FindClose, GetWindowsDirectoryW, FindFirstFileW, lstrcmpW, lstrcmpiW, GetVersionExW, CreateThread, GetCommandLineW, WaitForSingleObject, GetModuleHandleW, GetModuleFileNameW, MultiByteToWideChar, SizeofResource, LoadResource, FindResourceW, LoadLibraryExW, RaiseException, SetEvent, DeleteCriticalSection, InitializeCriticalSection, InterlockedIncrement, GetVersion, GetCurrentProcess, FormatMessageW, VerSetConditionMask, GetSystemPowerStatus, ResumeThread, ExitThread, RtlUnwind, LeaveCriticalSection, CreateFileA, ReadFile, SetEndOfFile, WriteConsoleW, GetConsoleOutputCP, WriteConsoleA, LCMapStringW, LCMapStringA, GetStringTypeW, GetStringTypeA, GetLocaleInfoA, FlushFileBuffers, SetStdHandle, GetConsoleMode, GetConsoleCP, WideCharToMultiByte, SetFilePointer, LoadLibraryA, HeapAlloc, GetProcessHeap, HeapFree, InterlockedDecrement, GlobalAlloc, GlobalFree, ExpandEnvironmentStringsW, Sleep, lstrlenW, CreateFileW, DeviceIoControl, CloseHandle, CreateEventW, ResetEvent, WaitForMultipleObjects, VerifyVersionInfoW, GetLastError, InitializeCriticalSectionAndSpinCount, IsValidCodePage, GetOEMCP, GetACP, GetCPInfo, GetModuleHandleA, GetSystemTimeAsFileTime, GetTickCount, QueryPerformanceCounter, GetStartupInfoA, EnterCriticalSection, GetFileType, SetHandleCount, GetEnvironmentStringsW, FreeEnvironmentStringsW, HeapSize, GetModuleFileNameA, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, SetLastError, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, VirtualFree, VirtualAlloc, HeapReAlloc, HeapCreate, GetStdHandle, WriteFile, ExitProcess, GetStartupInfoW, GetSystemTime, GetCommandLineA, GetEnvironmentStrings, FreeEnvironmentStringsA, GetVersionExA, GetThreadLocale, InterlockedExchange, HeapDestroy, LockResource, GlobalUnlock, GlobalLock, FileTimeToSystemTime, FileTimeToLocalFileTime, GetFileTime
ole32.dll
CoInitialize, OleRun, CoCreateInstance, CoUninitialize, CoInitializeEx, CoTaskMemAlloc, CoTaskMemRealloc, StringFromGUID2, CoRegisterClassObject, CoRevokeClassObject, CoTaskMemFree
setupapi.dll
SetupDiSetClassInstallParamsW, SetupDiSetDeviceRegistryPropertyW, SetupDiGetDeviceRegistryPropertyW, SetupDiEnumDeviceInterfaces, SetupDiGetDeviceInterfaceDetailW, SetupDiDestroyDeviceInfoList, SetupDiGetClassDevsW, SetupDiEnumDeviceInfo, SetupDiCallClassInstaller
shell32.dll
SHGetFolderPathW, FindExecutableW, Shell_NotifyIconW, ShellExecuteW
shlwapi.dll
StrStrIW, StrStrW, StrTrimW, StrCatW, StrChrW, StrCmpW, StrCmpNIW, StrCpyW, SHDeleteKeyW, SHDeleteValueW
user32.dll
FindWindowW, GetSystemMetrics, DispatchMessageW, TranslateMessage, GetMessageW, PostThreadMessageW, RegisterWindowMessageW, MessageBoxW, PostMessageW, wsprintfW, CharNextW, GetCursorPos, SetForegroundWindow, CreatePopupMenu, AppendMenuW, SetMenuDefaultItem, TrackPopupMenu, DestroyMenu, GetDoubleClickTime, LoadStringW, LoadImageW, SetTimer, KillTimer, PostQuitMessage, DefWindowProcW, GetClassInfoExW, LoadCursorW, RegisterClassExW, CreateWindowExW, ShowWindow, UpdateWindow, DestroyWindow, CharUpperW, UnregisterClassA, keybd_event, RegisterDeviceNotificationW, EnumDisplayDevicesW, ChangeDisplaySettingsExW, EnumDisplaySettingsW
version.dll
GetFileVersionInfoW, GetFileVersionInfoSizeW, VerQueryValueW

QLBCTRL.exe

HP Quick Launch Buttons by Hewlett-Packard Company (Signed)

Remove QLBCTRL.exe
Version:   6, 3, 5, 1
MD5:   aef50c71530b415afa40e1d478befccc
SHA1:   c4faac457fe19d970d17394247900eeb18de80cb
SHA256:   2998e8fb619c0c13fd0c96407ed4743598b370690fce01ac4b8a5ce63db0bd81

What is QLBCTRL.exe?

This contains the software that enables the Quick Launch Buttons on the keyboard and the external Easy Access Buttons Keyboard to be programmed for the supported notebook models and operating systems. This application enables menu control of various bezel buttons such as volume, internal/external display, and mute on/off; HotKeys, and Docked Events.

Overview

qlbctrl.exe executes as a process with the local user's privileges usually within the context of Windows Explorer. 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). This is typically installed with the program HP Quick Launch Buttons 6.30 E1 published by Hewlett-Packard and is usually factory installed by the OEM. The file is digitally signed by Hewlett-Packard Company which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:qlbctrl.exe
Publisher: Hewlett-Packard Development Company, L.P.
Product name:HP Quick Launch Buttons
Description:Quick Launch Buttons
Typical file path:C:\Program Files\hewlett-packard\hp quick launch buttons\qlbctrl.exe
File version:6, 3, 5, 1
Size:197.3 KB (202,032 bytes)
Certificate
Issued to:Hewlett-Packard Company
Authority (CA):VeriSign
Effective date:Wednesday, December 17, 2008
Expiration date:Sunday, December 18, 2011
Digital DNA
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
Hewlett-Packard
11% remove
This program contains software that enables customers to program the Quick Launch Buttons on the keyboard and the external Easy Access Buttons Keyboard for the supported notebook models and operating systems. This application enables menu control of various buttons such as volume, internal/external display, and mute on/off.

BehaviorsBehaviors

Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'QlbCtrl' → C:\Program Files\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe /Start
  • 'QlbCtrl.exe' → C:\Program Files\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe /Start

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00082253%
0.028634%
Kernel CPU:0.00059899%
0.013761%
User CPU:0.00022354%
0.014873%
Kernel CPU time:3,042,113 ms/min
100,923,805ms/min
CPU cycles:54,272/sec
17,470,203/sec
Memory
Private memory:6.29 MB
21.59 MB
Private (maximum):9.05 MB
Private (minimum):7.04 MB
Non-paged memory:6.29 MB
21.59 MB
Virtual memory:96.69 MB
140.96 MB
Virtual memory (peak):103.45 MB
169.69 MB
Working set:7.41 MB
18.61 MB
Working set (peak):9.43 MB
37.95 MB
Page faults:7,338/min
2,039/min
I/O
I/O read transfer:44 Bytes/sec
1.02 MB/min
I/O read operations:2/sec
343/min
I/O write transfer:2 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:11.14 KB/sec
448.09 KB/min
I/O other operations:19/sec
1,671/min
Resource allocations
Threads:6
12
Handles:211
600
GUI GDI count:16
103
GUI USER count:12
49

BehaviorsProcess properties

Integrety level:Medium
Platform:64-bit
Command line:"C:\Program Files\hewlett-packard\hp quick launch buttons\qlbctrl.exe" /start
Owner:User
Parent process:explorer.exe (Windows Explorer by Microsoft Corporation)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 30.95%
Windows 7 Ultimate 23.81%
Windows Vista Home Premium 14.29%
Windows 8 Pro with Media Center 11.90%
Windows 8 Pro 4.76%
Windows Vista Business 4.76%
Windows 7 Starter 4.76%
Windows Vista Home Basic 4.76%

Distribution by countryDistribution by country

United States installs about 52.38% of HP Quick Launch Buttons.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 82.35%
ASUS 11.76%
Acer 5.88%
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