Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

4.6.1.11 46.67%
4.6.1.11 6.67%
4.4.1.7 26.67%
4.4.0.60 6.67%
4.4.0.60 6.67%
1.3.0.4 6.67%

Relationships

PE structurePE file structure
Show functions
Import table
advapi32.dll
RegOpenKeyExW, RegQueryValueExW, RegCloseKey
kernel32.dll
ReadFile, GetModuleFileNameW, CreateFileW, GetFileAttributesW, GetLastError, CloseHandle, WideCharToMultiByte, OutputDebugStringW, LoadLibraryExW, lstrlenW, GetFileSize, DisableThreadLibraryCalls, GetSystemTimeAsFileTime, GetCurrentProcessId, GetCurrentThreadId, GetTickCount, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, GetCurrentProcess, TerminateProcess, InterlockedCompareExchange, Sleep, GetProcessHeap, HeapSize, HeapReAlloc, HeapFree, HeapAlloc, HeapDestroy, RaiseException, LoadLibraryA, InterlockedExchange, FreeLibrary, GetProcAddress, LocalAlloc, QueryPerformanceCounter, DecodePointer, EncodePointer
msvcr100.dll
DllMain
msvcr90.dll
DllMain
shlwapi.dll
PathAddBackslashW, PathRemoveFileSpecW, PathIsUNCServerW, PathAppendW
Export table
CreateDuCCLibInstance

ducclib.dll

Symantec Definition Utilities by Symantec Corporation (Signed)

Remove ducclib.dll
Version:   4.4.1.7
MD5:   783833760d123907762abded65f8ca09
SHA1:   96d64153a348e34742a687bac6dcc293330d712a
SHA256:   ea144b703968efffd818b14c94d79c5611446bed58ef7ba8819b33e21656d1e7

Overview

ducclib.dll is loaded as dynamic link library that runs in the context of a process. This is typically installed with the program Symantec Endpoint Protection published by Symantec Corporation. The file is digitally signed by Symantec Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:ducclib.dll
Publisher:Symantec Corporation
Product name:Symantec Definition Utilities
Typical file path:C:\Program Files\norton internet security\engine\20.2.0.19\ducclib.dll
File version:4.4.1.7
Size:27.44 KB (28,096 bytes)
Certificate
Issued to:Symantec Corporation
Authority (CA):VeriSign
Effective date:Monday, August 9, 2010
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 9.0
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
Symantec Endpoint Protection
 Symantec Corporation
9% remove
“Customers have embraced Symantec Endpoint Protection 12 faster than any previous release. In Symantec Endpoint Protection 12.1.2, we've worked hard to further the Unrivaled Security, Blazing Performance and support for Virtual Environments. By layering technologies like Insight and SONAR, antivirus scans are reduced and maximum performance is achieved while stopping cyber-criminals and even zero-day threats in their tracks. Endpoint pro...”

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 33.33%
Microsoft Windows XP 26.67%
Windows 8 Pro 13.33%
Windows 7 Home Basic 6.67%
Windows 8 Pro with Media Center 6.67%
Windows 7 Starter 6.67%
Windows Vista Home Premium 6.67%

Distribution by countryDistribution by country

United States installs about 46.67% of Symantec Definition Utilities.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 36.36%
Hewlett-Packard 27.27%
Dell 18.18%
ASUS 18.18%
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