Should I block it?

No, this file is 100% safe to run.

Relationships

Hosts
Parent process

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegCreateKeyExW, RegOpenKeyExW, RegCloseKey, RegQueryValueExW, RegEnumKeyExW
kernel32.dll
VirtualProtect, GetSystemInfo, GetSystemTimeAsFileTime, GetCurrentProcessId, GetLocaleInfoW, CompareStringA, CompareStringW, SetEnvironmentVariableA, GetTimeZoneInformation, TerminateProcess, GetVersionExW, FreeLibrary, GetProcAddress, LoadLibraryW, GetModuleHandleW, OutputDebugStringW, CloseHandle, Sleep, GetExitCodeProcess, CreateProcessW, lstrlenW, lstrcpyW, lstrcmpiW, LoadLibraryA, HeapFree, HeapAlloc, RtlUnwind, GetCurrentThreadId, GetCommandLineA, GetVersionExA, HeapDestroy, HeapCreate, VirtualFree, DeleteCriticalSection, LeaveCriticalSection, FatalAppExitA, EnterCriticalSection, VirtualAlloc, HeapReAlloc, IsBadWritePtr, InterlockedExchange, VirtualQuery, ExitProcess, GetModuleHandleA, GetCurrentProcess, HeapSize, TlsAlloc, SetLastError, GetLastError, GetCurrentThread, TlsFree, TlsSetValue, TlsGetValue, SetHandleCount, GetStdHandle, GetFileType, GetStartupInfoA, GetModuleFileNameA, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, WideCharToMultiByte, GetEnvironmentStringsW, UnhandledExceptionFilter, WriteFile, InitializeCriticalSection, GetACP, GetOEMCP, GetCPInfo, GetTimeFormatA, GetDateFormatA, GetUserDefaultLCID, GetLocaleInfoA, EnumSystemLocalesA, IsValidLocale, IsValidCodePage, GetStringTypeA, MultiByteToWideChar, GetStringTypeW, LCMapStringA, LCMapStringW, QueryPerformanceCounter, GetTickCount
user32.dll
SetWindowsHookExW, CallNextHookEx, GetMessageW, DispatchMessageW, TranslateMessage, GetAsyncKeyState, UnhookWindowsHookEx, wsprintfW, wvsprintfW

nvHotkey.dll

NVIDIA Hotkey Service, Version 176.44 by NVIDIA Corporation (Signed)

Remove nvHotkey.dll
Version:   7.15.11.7644
MD5:   4dd21d67bd4c027820c9df05d79a720e
SHA1:   500732d10ca653e0e226f630dda380ceff8d6301
SHA256:   8f7bdb35b7a64ee6468b5d2551c34f2f6122a49c48318b387fd24912b716b6ba
SHA512:   ea3eec41d3088d0f82f8f2c4f213431221214e3b90c74a3b3cc99549cc0a77dc156419177da4850a7f1d39662171eee63869957edb6d27eb946f619616d063a0

About nvHotkey.dll (from NVIDIA Corporation)

To assist with eye strain and enable ergonomic computing, NVIDIA added the QuickZoom feature to ForceWare Release 60. QuickZoom allows users to zoom in on any part of their desktop by pressing a singl

Overview

nvhotkey.dll executes as a process with the local user's privileges typically within the hosted context of rundll32.exe (Windows host process (Rundll32) by Microsoft). 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). The file is digitally signed by NVIDIA Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:nvhotkey.dll
Publisher:NVIDIA Corporation
Product name:NVIDIA Hotkey Service, Version 176.44
Typical file path:C:\Windows\System32\nvhotkey.dll
File version:7.15.11.7644
Size:94.53 KB (96,800 bytes)
Certificate
Issued to:NVIDIA Corporation
Authority (CA):VeriSign
Effective date:Monday, August 6, 2007
Expiration date:Tuesday, September 1, 2009
Digital DNA
Entropy:5.723643
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'NVHotkey' → rundll32.exe C:\Windows\system32\nvHotkey.dll,Start

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00004706%
0.028634%
Kernel CPU:0.00002772%
0.013761%
User CPU:0.00001934%
0.014873%
Kernel CPU time:2,434 ms/min
100,923,805ms/min
CPU cycles:4,584/sec
17,470,203/sec
Memory
Private memory:1.02 MB
21.59 MB
Private (maximum):2.03 MB
Private (minimum):2.01 MB
Non-paged memory:1.02 MB
21.59 MB
Virtual memory:42.01 MB
140.96 MB
Virtual memory (peak):42.43 MB
169.69 MB
Working set:2.01 MB
18.61 MB
Working set (peak):3.37 MB
37.95 MB
Page faults:1,149/min
2,039/min
I/O
I/O other transfer:0 Bytes/sec
448.09 KB/min
I/O other operations:1/sec
1,671/min
Resource allocations
Threads:1
12
Handles:50
600
GUI GDI count:18
103
GUI GDI peak:19
142
GUI USER count:6
49
GUI USER peak:6
71

BehaviorsProcess properties

Integrety level:Medium
Platform:32-bit
Command line:"C:\Windows\System32\rundll32.exe" C:\Windows\System32\nvhotkey.dll,start
Owner:User
Parent process:explorer.exe (Windows Explorer by Microsoft Corporation)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 100.00%

Distribution by countryDistribution by country

United States installs about 100.00% of NVIDIA Hotkey Service, Version 176.44.
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