Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

19.9.1.14 33.87%
19.9.0.9 51.61%
19.6.2.13 1.61%
19.6.0.12 1.61%
19.5.0.145 1.61%
19.1.1.3 1.61%
19.1.0.28 6.45%
19.0.0.128 1.61%

Relationships

PE structurePE file structure
Show functions
Import table
kernel32.dll
FindResourceExW, MultiByteToWideChar, DisableThreadLibraryCalls, QueryPerformanceFrequency, QueryPerformanceCounter, LoadLibraryExW, FreeLibrary, GetProcAddress, GetLastError, GetModuleFileNameW, LocalFree, CloseHandle, WideCharToMultiByte, GetCurrentProcessId, GetCurrentThreadId, RaiseException, GetCurrentProcess, GlobalFree, InitializeCriticalSection, FindResourceW, EnterCriticalSection, DeleteCriticalSection, InterlockedExchange, LoadLibraryA, HeapDestroy, HeapAlloc, HeapFree, HeapReAlloc, HeapSize, GetProcessHeap, lstrlenA, Sleep, InterlockedCompareExchange, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, GetTickCount, GetSystemTimeAsFileTime, LoadResource, LockResource, SizeofResource, InterlockedDecrement, LeaveCriticalSection, InterlockedIncrement, LocalAlloc
msvcp90.dll
DllMain
msvcr90.dll
DllMain
winhttp.dll
WinHttpWriteData, WinHttpSendRequest, WinHttpAddRequestHeaders, WinHttpSetStatusCallback, WinHttpCloseHandle, WinHttpGetProxyForUrl, WinHttpConnect, WinHttpSetOption, WinHttpOpen, WinHttpCrackUrl, WinHttpReadData, WinHttpQueryDataAvailable, WinHttpQueryHeaders, WinHttpSetCredentials, WinHttpOpenRequest, WinHttpReceiveResponse
Export table
GetFactory
GetObjectCount

naHelper.dll

Symantec Shared Component by Symantec Corporation (Signed)

Remove naHelper.dll
Version:   19.5.0.145
MD5:   be8a377f362debcb92fc0e9c3187c0a7
SHA1:   acbbb0e1cef53e9dc6bc1d25bdff0b75b567b991
SHA256:   747171657f0fc8dee424ed38ca9d27bffb4bc9086ff732edfa6bdd92a01f18f7

What is naHelper.dll?

Norton Account Helper 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.

Overview

nahelper.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 Norton Anti-Theft published by Symantec Corporation, Norton Anti-Theft from Symantec Corporation and Norton Anti-Theft by Symantec Corporation. The file is digitally signed by Symantec Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:nahelper.dll
Publisher:Symantec Corporation
Product name:Symantec Shared Component
Description:Norton Account Helper
Typical file path:C:\Program Files\norton antivirus\engine\19.9.0.9\nahelper.dll
File version:19.5.0.145
Product version:19.5
Size:399.86 KB (409,456 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

ResourcesPrograms

The following programs will install this file
Norton Anti-Theft
 Symantec Corporation
7% remove
“Norton Anti-Theft helps you quickly lock and find your PC laptop, MacBook, tablet or smartphone - and protect the invaluable information contained on it - if it's ever lost or stolen. And you can use any browser, anywhere, anytime to find out where it is and who has it and to remotely lock it. Tracks and maps the location of your device when anyone uses it to go online so you will know if it is lost or stolen. Securely locks your device...”
Norton Identity Safe
 Symantec Corporation
12% remove
“Norton ™ Identity Safe is a password manager that makes logging into your favorite web sites easier, faster and more secure. Never again forget a user name or password. Ever. Stop filling in the same forms over and over. Warns you of unsafe sites right in your search results and blocks them. Stores your passwords and more in a secure, cloud-based vault that only you can access. Stop filling in the same forms over and over. Identity Saf...”

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 Symantec Shared Component.

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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