Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

3.5.1.97 85.48%
3.5.1.94 1.61%
3.5.1.89 1.61%
3.5.0.87 1.61%
3.1.0.44 1.61%
3.1.0.33 6.45%
3.0.0.335 1.61%

Relationships

PE structurePE file structure
Show functions
Import table
kernel32.dll
LoadLibraryExW, InterlockedIncrement, InterlockedDecrement, GetModuleHandleW, InitializeCriticalSection, SizeofResource, LeaveCriticalSection, GetModuleFileNameW, MultiByteToWideChar, lstrlenW, RaiseException, GetLastError, GetProcAddress, EnterCriticalSection, lstrcmpiW, DeleteCriticalSection, GetFileAttributesW, ProcessIdToSessionId, GetCurrentProcessId, LockResource, FindResourceExW, LoadResource, GetSystemTimeAsFileTime, GetCurrentThreadId, GetTickCount, QueryPerformanceCounter, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, TerminateProcess, InterlockedCompareExchange, Sleep, GetProcessHeap, HeapSize, HeapReAlloc, HeapFree, HeapDestroy, LoadLibraryA, InterlockedExchange, HeapAlloc, LocalAlloc, FreeLibrary, GetCurrentProcess, FindResourceW
msvcr90.dll
DllMain
ole32.dll
CoTaskMemRealloc, CoTaskMemFree, CoTaskMemAlloc, CoCreateInstance
user32.dll
ExitWindowsEx, MessageBoxW, CharNextW
Export table
GetFactory
GetObjectCount

userctxt.dll

Norton Online Framework by Symantec Corporation (Signed)

Remove userctxt.dll
Version:   3.0.0.335
MD5:   0e4431614c41267f1800e5219cf1d902
SHA1:   d6077c8a058008f0b776feef9d1d01870fafe567
SHA256:   f43571acccb1e8d4ce7dc6c282b714272a344fe17c6639d989d6f0b72abb0462

What is userctxt.dll?

User Context Plugin is part of Norton Internet Security, a PC program that provides malware prevention and removal during subscription period and uses signatures and heuristics to identify viruses, trojans and other malware. Norton Internet Security features include a email spam filtering, personal firewall, and phishing protection.

About userctxt.dll (from Symantec Corporation)

“Norton Internet Security lets you email, chat and surf the Web without worrying about cybercriminals ripping you off. It delivers protection from online dangers without sacrificing performance. It g”

DetailsDetails

File name:userctxt.dll
Publisher:Symantec Corporation
Product name:Norton Online Framework
Description:User Context Plugin
Typical file path:C:\Program Files\norton antivirus\engine\19.9.0.9\userctxt.dll
Original name:UserCtxt.exe
File version:3.0.0.335
Product version:3.0
Size:50.36 KB (51,568 bytes)
Certificate
Issued to:Symantec Corporation
Authority (CA):VeriSign
Effective date:Tuesday, September 7, 2010
Expiration date:Saturday, November 23, 2013
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
Windows 7 Home Premium 50.00%
Windows Vista Home Premium 12.90%
Microsoft Windows XP 9.68%
Windows 7 Professional 9.68%
Windows 7 Ultimate 6.45%
Windows 7 Home Basic 4.84%
Windows 8 Pro 4.84%
Windows 8 1.61%

Distribution by countryDistribution by country

United States installs about 51.61% of Norton Online Framework.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 30.77%
Hewlett-Packard 28.21%
Dell 20.51%
GIGABYTE 5.13%
Acer 5.13%
Lenovo 5.13%
Sony 5.13%
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