Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

2.2.0.102 37.50%
2.0.2.5 50.00%
2.0.0.311 12.50%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
GetFileSecurityW, SetFileSecurityW, AllocateAndInitializeSid, FreeSid, CheckTokenMembership, CryptAcquireContextW, CryptReleaseContext, OpenProcessToken, LookupPrivilegeValueA, AdjustTokenPrivileges, SetFileSecurityA, CryptGetHashParam, CryptCreateHash, CryptDestroyHash, CryptHashData, RegEnumKeyExW, RegisterTraceGuidsW, GetTraceEnableLevel, UnregisterTraceGuids, GetTraceLoggerHandle, GetTraceEnableFlags, ControlTraceW, TraceMessage, RegCloseKey, RegOpenKeyExW, RegQueryValueExW, LogonUserW, ImpersonateLoggedOnUser, RevertToSelf, LookupPrivilegeValueW
crypt32.dll
CertNameToStrW, CertFreeCertificateContext, CryptMsgClose, CryptMsgOpenToDecode, CryptMsgUpdate, CryptMsgGetParam, CryptMsgControl, CertFindExtension, CertCompareIntegerBlob, CryptDecodeObjectEx, CertOpenStore, CertAddCertificateContextToStore, CertDuplicateCertificateContext, CertGetIssuerCertificateFromStore, CertCompareCertificate, CertCloseStore, CertFreeCertificateChain, CryptMemFree, CryptMemAlloc, CryptMemRealloc, CertVerifyValidityNesting, CertGetIntendedKeyUsage, CertCreateCertificateContext
dnsapi.dll
DnsQuery_W, DnsFree
kernel32.dll
SetFileAttributesA, GetFileAttributesA, MultiByteToWideChar, CreateDirectoryA, IsDBCSLeadByte, WideCharToMultiByte, GetFileType, SetEndOfFile, GetStdHandle, GetExitCodeProcess, CreateProcessW, FreeLibrary, GetProcAddress, GetFileAttributesExW, SizeofResource, LockResource, LoadResource, FindResourceW, FindFirstFileA, FindResourceExW, CreateEventW, SetEvent, GetSystemTime, ResetEvent, OpenProcess, WaitForMultipleObjects, DisableThreadLibraryCalls, FindNextFileA, DeleteFileW, MoveFileW, CopyFileW, SetFileAttributesW, QueryPerformanceCounter, QueryPerformanceFrequency, GetTimeZoneInformation, GetLocalTime, GetCPInfo, lstrlenA, FindFirstFileW, FindNextFileW, FindClose, CreateDirectoryW, InterlockedDecrement, InterlockedIncrement, CloseHandle, GetLastError, lstrlenW, CreateFileW, GetVersionExA, MoveFileA, FileTimeToLocalFileTime, GetModuleFileNameW, ReadFile, GetFileAttributesW, OutputDebugStringW, LoadLibraryExW, GetFileSize, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, TerminateProcess, InterlockedCompareExchange, GetProcessHeap, HeapSize, HeapReAlloc, HeapFree, HeapAlloc, HeapDestroy, RaiseException, InterlockedExchange, SetFilePointer, GetSystemDirectoryW, GetEnvironmentVariableW, GetShortPathNameW, GetTempFileNameW, SetThreadPriority, GetThreadPriority, GetCurrentThread, GetSystemWindowsDirectoryW, GetLocaleInfoW, lstrcpyW, GlobalFree, SetLastError, FormatMessageW, GetModuleHandleW, GetSystemDirectoryA, LoadLibraryA, CompareFileTime, SystemTimeToFileTime, FileTimeToSystemTime, GetSystemTimeAsFileTime, LocalFileTimeToFileTime, DosDateTimeToFileTime, GetDiskFreeSpaceExW, MoveFileExW, GetCurrentThreadId, GetCurrentProcessId, WaitForSingleObject, GetTickCount, CreateFileA, lstrcpyA, WriteFile, LeaveCriticalSection, EnterCriticalSection, InitializeCriticalSection, DeleteCriticalSection, GetFileTime, SetFileTime, Sleep, GetCurrentProcess, GetVersionExW, LocalFree, LocalAlloc, LoadLibraryW, GetSystemDefaultLangID, GetPrivateProfileStringA, WritePrivateProfileStringA, GetTempPathW, RemoveDirectoryW, SetCurrentDirectoryW, GetWindowsDirectoryW, GetCurrentDirectoryW, DeviceIoControl, InitializeCriticalSectionAndSpinCount, EncodePointer, DecodePointer
mpr.dll
WNetAddConnection2W
msvcp100.dll
DllMain
msvcp90.dll
DllMain
msvcr100.dll
DllMain
msvcr90.dll
DllMain
ole32.dll
CoTaskMemFree, StringFromCLSID, CLSIDFromString, IIDFromString
shell32.dll
SHGetSpecialFolderPathW, SHGetFolderPathW
shlwapi.dll
PathIsUNCServerW, PathAddBackslashW, PathAppendW, PathStripPathA, PathCombineW, PathStripPathW, PathFileExistsW, PathIsUNCW, PathIsDirectoryW, StrToIntExW, PathRemoveFileSpecW
user32.dll
CharToOemA, CharLowerA, CharUpperA, wsprintfW, OemToCharBuffA, OemToCharA, CharNextA, CharToOemBuffW, CharUpperW
version.dll
GetFileVersionInfoW, VerQueryValueW, GetFileVersionInfoSizeW
winhttp.dll
WinHttpCloseHandle, WinHttpTimeFromSystemTime, WinHttpQueryOption, WinHttpSetStatusCallback, WinHttpReceiveResponse, WinHttpQueryDataAvailable, WinHttpOpen, WinHttpReadData, WinHttpSetOption, WinHttpSetTimeouts, WinHttpQueryHeaders, WinHttpSetCredentials, WinHttpConnect, WinHttpOpenRequest, WinHttpAddRequestHeaders, WinHttpSendRequest, WinHttpGetProxyForUrl, WinHttpTimeToSystemTime
wininet.dll
InternetReadFile, InternetQueryDataAvailable, HttpSendRequestW, InternetCloseHandle, InternetSetOptionW, InternetOpenW, InternetGetLastResponseInfoW, InternetOpenUrlW, InternetQueryOptionW, HttpQueryInfoW, InternetConnectW, FtpFindFirstFileW, FtpOpenFileW
ws2_32.dll
WSAAddressToStringW, WSAStringToAddressW
Export table
GetFactory
GetObjectCount

LuEng.dll

Symantec LiveUpdate Technologies by Symantec Corporation (Signed)

Remove LuEng.dll
Version:   2.0.2.5
MD5:   ab082c88afbf9e530412e10df162a53a
SHA1:   5bb5a2586eed98753650481b8b699c252858d6fa
SHA256:   39c6a4dde14fd389388bdb608379f1930c459be120237ddc83f4e442ca235f35

Overview

lueng.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by Symantec Corporation which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:lueng.dll
Publisher:Symantec Corporation
Product name:Symantec LiveUpdate Technologies
Description:Symantec LiveUpdate Engine
Typical file path:C:\Program Files\symantec\symantec endpoint protection\12.1.1000.157.105\bin\lueng.dll
File version:2.0.2.5
Size:953.41 KB (976,288 bytes)
Certificate
Issued to:Symantec Corporation
Authority (CA):VeriSign
Effective date:Wednesday, September 8, 2010
Expiration date:Sunday, November 24, 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
Microsoft Windows XP 50.00%
Windows 7 Home Premium 25.00%
Windows 7 Home Basic 12.50%
Windows 7 Starter 12.50%

Distribution by countryDistribution by country

United States installs about 37.50% of Symantec LiveUpdate Technologies.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 28.57%
Dell 28.57%
ASUS 28.57%
Hewlett-Packard 14.29%
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