Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

16,1,172,0 1.41%
16,1,172,0 1.41%
16,1,140,0 1.41%
16,1,140,0 7.04%
16,0,470,0 1.41%
16,0,470,0 1.41%
15,6,238,0 40.85%
15,6,238,0 16.90%
15,6,238,0 8.45%
15,6,231,0 8.45%
15,6,225,0 1.41%
15,6,225,0 4.23%
15,0,272,0 1.41%
15,0,272,0 1.41%
15,0,272,0 1.41%
15,0,272,0 1.41%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegDeleteKeyA, RegSetValueExW, TraceEvent, GetTraceLoggerHandle, GetTraceEnableLevel, GetTraceEnableFlags, RegisterTraceGuidsW, UnregisterTraceGuids, RegCreateKeyA, GetTokenInformation, AllocateAndInitializeSid, EqualSid, FreeSid, RegDeleteValueA, RegCreateKeyExA, RegEnumKeyExA, RegSetValueExA, RegOpenKeyExA, RegQueryValueExA, QueryServiceStatus, RegCloseKey, RegQueryValueExW, RegOpenKeyExW, QueryServiceConfigW, ChangeServiceConfigW, OpenServiceW, OpenSCManagerW, OpenProcessToken, CloseServiceHandle, RegDeleteKeyW, RegCreateKeyExW
kernel32.dll
GetLocalTime, GetTickCount, lstrlenA, SystemTimeToFileTime, WaitForSingleObject, lstrcatA, GetShortPathNameA, GetCurrentDirectoryW, GetModuleFileNameA, lstrcpyA, VerSetConditionMask, VerifyVersionInfoW, GlobalFree, GlobalAlloc, GetVersionExA, LoadLibraryA, GetSystemDirectoryA, Module32Next, Module32First, OpenProcess, FindFirstFileA, IsBadWritePtr, InterlockedExchange, SwitchToThread, ReleaseMutex, SizeofResource, FindClose, LoadResource, FindResourceW, FindResourceExW, OutputDebugStringW, GetFileAttributesW, GetCurrentThreadId, WriteFile, SetFilePointer, CreateFileW, CreateMutexW, SetLastError, CreateDirectoryW, WritePrivateProfileStringW, WritePrivateProfileStructW, GetEnvironmentVariableW, UnhandledExceptionFilter, TerminateProcess, DecodePointer, EncodePointer, GetProcessHeap, HeapSize, HeapReAlloc, HeapFree, HeapAlloc, HeapDestroy, FindNextFileW, FindFirstFileW, GetSystemDirectoryW, LoadLibraryW, LocalAlloc, LocalFree, WideCharToMultiByte, GetThreadLocale, GetLocaleInfoA, GetACP, MultiByteToWideChar, GetModuleFileNameW, CreateToolhelp32Snapshot, Module32FirstW, Module32NextW, InitializeCriticalSectionAndSpinCount, InterlockedDecrement, InterlockedIncrement, CreateThread, IsBadStringPtrW, IsBadReadPtr, GetUserDefaultLCID, LoadLibraryExW, lstrlenW, GetShortPathNameW, FreeLibrary, GetCurrentProcessId, GetTimeFormatW, GetDateFormatW, CloseHandle, GetLastError, IsProcessorFeaturePresent, RaiseException, DeleteCriticalSection, InitializeCriticalSection, VirtualQuery, InterlockedCompareExchange, Sleep, EnterCriticalSection, LeaveCriticalSection, GetVersionExW, GetModuleHandleW, GetProcAddress, GetCurrentProcess, SetUnhandledExceptionFilter, IsDebuggerPresent, QueryPerformanceCounter, GetSystemTimeAsFileTime, LockResource, MoveFileExW, SetFileAttributesW, DeleteFileW, RemoveDirectoryW, GetWindowsDirectoryA, GetConsoleOutputCP, WriteConsoleA, SetStdHandle, GetModuleHandleA, GetLocaleInfoW, GetConsoleMode, GetConsoleCP, GetStringTypeA, IsValidLocale, EnumSystemLocalesA, CreateFileA, GetFileSize, ReadFile, SetEnvironmentVariableA, GetPrivateProfileStringA, GetPrivateProfileStructA, WritePrivateProfileStructA, WriteConsoleW, FlushFileBuffers, CompareStringA, CompareStringW, GetEnvironmentStringsW, FreeEnvironmentStringsW, GetEnvironmentStrings, FreeEnvironmentStringsA, GetStartupInfoA, GetFileType, SetHandleCount, GetTimeZoneInformation, IsValidCodePage, GetOEMCP, GetStdHandle, VirtualFree, HeapCreate, ExitProcess, TlsFree, TlsSetValue, TlsAlloc, TlsGetValue, GetStringTypeW, LCMapStringW, LCMapStringA, GetCPInfo, RtlUnwind, GetCommandLineA, GetSystemInfo, VirtualAlloc, VirtualProtect, GetModuleHandleExW
mcvsocfg.dll
McVsoCfgGetObject
msvcp100.dll
DllMain
msvcr100.dll
DllMain
ole32.dll
CoMarshalInterThreadInterfaceInStream, CoGetInterfaceAndReleaseStream, CoCreateFreeThreadedMarshaler, CoUninitialize, CoGetClassObject, CoCreateInstance, CoSetProxyBlanket, CoInitializeEx
rpcrt4.dll
UuidToStringW, RpcStringFreeW
shell32.dll
SHGetFolderPathW
shlwapi.dll
SHDeleteKeyW
user32.dll
LoadIconW, wsprintfW, LoadBitmapW, PostMessageW, GetWindowLongW, DefWindowProcW, CreateWindowExW, SetWindowLongW, RegisterClassW, UnregisterClassW, LoadImageW, DestroyWindow, LoadStringW
version.dll
GetFileVersionInfoW, GetFileVersionInfoSizeW, VerQueryValueW
wintrust.dll
WinVerifyTrust
Export table
DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

McOasShm.dll

McAfee VirusScan by McAfee (Signed)

Remove McOasShm.dll
Version:   15,0,272,0
MD5:   312fecdf9a7eef22274cac3d116b1fda
SHA1:   f102809b6fd32a1f8774aac100bb441c7eacffce

What is McOasShm.dll?

McAfee VirusScan is an antivirus program created and maintained by McAfee Inc. The program is not available as a standalone package, but is included in the McAfee VirusScan Plus package or as part of McAfee Internet Security Suite.

About McOasShm.dll (from McAfee)

Essential security software so you can surf, shop, and socialize online while our anti-virus software, anti-malware, and firewall keep you safe. Relentless security software scans and blocks dangerous

Overview

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

DetailsDetails

File name:McOasShm.dll
Publisher:McAfee, Inc.
Product name:McAfee VirusScan
Description:McAfee VirusScan AV Shim
Typical file path:C:\Program Files\McAfee\VirusScan\McOasShm.dll
Original name:McOasShim.dll
File version:15,0,272,0
Product version:15,0,0,0
Size:470.2 KB (481,488 bytes)
Build date:1/24/2011 6:09 PM
Certificate
Issued to:McAfee
Authority (CA):VeriSign
Expiration date:Tuesday, December 31, 2013
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 10.0
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 43.66%
Windows 8 18.31%
Windows Vista Home Premium 8.45%
Windows 7 Ultimate 5.63%
Microsoft Windows XP 5.63%
Windows 8 Pro with Media Center 4.23%
Windows 7 Starter 4.23%
Windows 8 Single Language 2.82%
Windows 7 Professional 2.82%
Windows 8 Pro 1.41%
Windows 7 Home Basic 1.41%
Windows 7 Ultimate N 1.41%

Distribution by countryDistribution by country

United States installs about 66.20% of McAfee VirusScan.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 31.43%
Sony 17.14%
Hewlett-Packard 14.29%
Acer 12.86%
ASUS 11.43%
Toshiba 5.71%
Intel 2.86%
Gateway 2.86%
Alienware 1.43%
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