Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1.0.0.137 11.11%
1.0.0.41 16.67%
1.0.0.28 5.56%
1.0.0.19 5.56%
1.0.0.11 11.11%
1.0.0.1 16.67%
1.0.0.1 33.33%

Relationships


PE structurePE file structure

Show functions
Import table
kernel32.dll
LeaveCriticalSection, EnterCriticalSection, GetProcessHeap, HeapSize, GetCurrentProcess, GetModuleHandleW, GetTickCount, GetVersionExW, MultiByteToWideChar, GetProcAddress, GetSystemInfo, InterlockedIncrement, InterlockedDecrement, DisableThreadLibraryCalls, GetLastError, CloseHandle, Sleep, LocalAlloc, FindResourceExW, FindResourceW, LoadResource, OpenProcess, SizeofResource, LockResource, GetCurrentProcessId, DeleteCriticalSection, InitializeCriticalSection, InterlockedExchange, LoadLibraryA, RaiseException, InterlockedCompareExchange, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, QueryPerformanceCounter, GetCurrentThreadId, GetSystemTimeAsFileTime, HeapDestroy, HeapAlloc, HeapFree, HeapReAlloc, FreeLibrary, GetDateFormatW, SystemTimeToFileTime, WideCharToMultiByte, GetTimeFormatW, FileTimeToSystemTime, GetLocalTime, GetModuleFileNameW, lstrlenW, lstrcpyW, WaitForSingleObject, CreateRemoteThread, GetExitCodeProcess, SetLastError, DuplicateHandle, LocalFree, FormatMessageW
msvcp90.dll
DllMain
msvcr90.dll
DllMain
rpcrt4.dll
RpcStringFreeW, UuidToStringW, UuidCreate
user32.dll
MessageBeep
Export table
GetFactory
GetObjectCount

TestWorker.dll

TestWorker Dynamic Link Library by Symantec Corporation (Signed)

Remove TestWorker.dll
Version:   1.0.0.1
MD5:   783da7ff15bc88405b3f16fe7e9b04f5
SHA1:   a89c7a8da203cfebfe04d0398487bee13d65fde1
SHA256:   7afed04f5f256ba100c7dd256e72e16f589e15faffa08f3b9c5a8247a19732c9

Overview

testworker.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 PC Checkup published by Symantec Corporation, Toshiba Laptop Checkup from Symantec Corporation and Toshiba Laptop Checkup by Symantec Corporation. The file is digitally signed by Symantec Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:testworker.dll
Publisher:Symantec Corporation
Product name:TestWorker Dynamic Link Library
Typical file path:C:\Program Files\norton pc checkup\engine\2.0.17.20\testworker.dll
File version:1.0.0.1
Product version:1.0
Size:62.43 KB (63,928 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
Symantec Corporation
  52% remove
Norton PC Checkup is a program downloaded either separately or as a bundle with updates to Adobe Flash, provided to enable users to perform a system checkup of their Microsoft Windows based personal computers.
Symantec Corporation
21% remove
Laptop Checkup will check for issues that may be slowing down your laptop. Data, photos and music files that need backup. Viruses, spyware, malware and other threats. Not all utilities are available for every model and operating system. When installing any utilities, install the TOSHIBA Value Added Package first.

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 70.59%
Windows Vista Home Premium 17.65%
Windows 8 11.76%

Distribution by countryDistribution by country

United States installs about 82.35% of TestWorker Dynamic Link Library.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 63.16%
Dell 10.53%
ASUS 10.53%
Hewlett-Packard 10.53%
Acer 5.26%
Should I remove It? Clean your PC of unwanted adware, toolbars and bloatware.

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