Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

4.0.30319.34209 built by: FX452RTMGDR 0.02%
4.0.30319.34209 built by: FX452RTMGDR 0.02%
4.0.30319.18408 built by: FX451RTMGREL 1.86%
4.0.30319.18408 built by: FX451RTMGREL 1.75%
4.0.30319.18331 built by: FX45GDRSTAGE 0.02%
4.0.30319.18331 built by: FX45GDRSTAGE 0.02%
4.0.30319.17929 built by: FX45RTMREL 1.73%
4.0.30319.17929 built by: FX45RTMREL 1.28%
4.0.30319.17626 built by: FX45RCREL 0.04%
4.0.30319.17626 built by: FX45RCREL 0.02%
4.0.30319.17379 built by: FXBETAREL 0.04%
4.0.30319.17379 built by: FXBETAREL 0.02%
4.0.30319.1 (RTMRel.030319-0100) 25.98%
4.0.30319.1 (RTMRel.030319-0100) 13.46%
4.0.30128.1 (RC1Rel.030128-0100) 0.02%
4.0.21006.1 (B2Rel.021006-0100) 0.02%
2.0.50727.6387 (Win8RTM.050727-6300) 0.04%
2.0.50727.4927 (NetFXspW7.050727-4900) 26.05%
2.0.50727.4927 (NetFXspW7.050727-4900) 16.48%
2.0.50727.42 (RTM.050727-4200) 0.02%
2.0.50727.4016 (NetFxQFE.050727-4000) 2.79%
2.0.50727.4016 (NetFxQFE.050727-4000) 0.53%
2.0.50727.3053 (netfxsp.050727-3000) 6.39%
2.0.50727.3053 (netfxsp.050727-3000) 0.05%
2.0.50727.3053 (netfxsp.050727-3000) 0.84%
View more

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegQueryValueExW, RegCreateKeyExW, RegCreateKeyExA, RegSetValueExW, RegSetValueExA, RegDeleteKeyW, RegDeleteKeyA, RegQueryValueExA, RegOpenKeyExW, RegOpenKeyExA, RegCloseKey, TraceEvent, RegQueryInfoKeyW, DuplicateTokenEx, SetTokenInformation
kernel32.dll
GetEnvironmentVariableA, GetEnvironmentVariableW, GetCurrentProcessId, LocalAlloc, FormatMessageA, FormatMessageW, EnterCriticalSection, LeaveCriticalSection, InitializeCriticalSection, DeleteCriticalSection, ResetEvent, ReleaseSemaphore, TlsSetValue, TlsAlloc, TlsFree, HeapAlloc, GetProcessHeap, HeapFree, WaitForSingleObjectEx, ReleaseMutex, SleepEx, VirtualAlloc, VirtualFree, VirtualQuery, VirtualProtect, HeapCreate, HeapDestroy, HeapValidate, InterlockedExchange, Sleep, GetStartupInfoA, SetUnhandledExceptionFilter, GetTickCount, UnhandledExceptionFilter, GetProcAddress, InterlockedIncrement, IsDebuggerPresent, InterlockedDecrement, TerminateProcess, GetCurrentProcess, WaitForMultipleObjects, CreateThread, OpenProcess, SetEvent, DebugBreak, TlsGetValue, InterlockedCompareExchange, GetLastError, SetLastError, GetModuleHandleA, FreeLibrary, lstrlenW, CloseHandle, RaiseException, LocalFree, MultiByteToWideChar, GetCPInfo, GetACP, GetCurrentThreadId, QueryPerformanceCounter, GetSystemTimeAsFileTime, GetVersionExA, GetModuleHandleW, GetCommandLineW, WideCharToMultiByte, LoadLibraryExA, LoadLibraryExW, GetModuleFileNameA, GetModuleFileNameW, CreateSemaphoreA, CreateSemaphoreW, CreateMutexA, CreateMutexW, CreateEventA, CreateEventW, OpenEventA, OpenEventW, DecodePointer, EncodePointer, HeapSetInformation, GetStartupInfoW, LoadLibraryW, OutputDebugStringW, GetFileAttributesW, GetWindowsDirectoryW, GetVersionExW, SetEnvironmentVariableW, GetVersion, FindClose, FindFirstFileW, WaitForSingleObject, CreateFileW
mscoree.dll
DllMain
msvcr100_clr0400.dll
DllMain
msvcr80.dll
DllMain
ole32.dll
CoRevokeClassObject, CoAddRefServerProcess, CoUninitialize, CoInitializeEx, CoRegisterClassObject, CoReleaseServerProcess
user32.dll
PeekMessageA, PeekMessageW, DispatchMessageA, DispatchMessageW, MessageBoxA, MessageBoxW, LoadStringA, LoadStringW, MsgWaitForMultipleObjects, MsgWaitForMultipleObjectsEx

mscorsvw.exe

Microsoft .NET Framework by Microsoft Corporation (Signed)

Remove mscorsvw.exe
Version:   2.0.50727.6387 (Win8RTM.050727-6300)
MD5:   af0caa7fcf672a9a4b28c708ec8f5716
SHA1:   fb2e05a5f4028d964ec43786301107a5407d59d9
SHA256:   b84a21eb6c35d51b23711e895a209394cde7472dce3e0d5966c655c31b826c59
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is mscorsvw.exe?

.NET Runtime Optimization Service for the .NET Framework is a software framework developed by Microsoft that includes a large library and provides language interoperability. Programs written for the .NET Framework execute in a software environment known as the Common Language Runtime (CLR), an application virtual machine that provides services such as security, memory management, and exception handling. The class library and the CLR together make up the .NET Framework.

About mscorsvw.exe (from Microsoft Corporation)

.NET is an integral part of many applications running on Windows and provides common functionality for those applications to run. This download is for people who need .NET to run an application on the

DetailsDetails

File name:mscorsvw.exe
Publisher:Microsoft Corporation
Product name:Microsoft® .NET Framework
Description:.NET Runtime Optimization Service
Typical file path:C:\windows\microsoft.net\framework\v2.0.50727\mscorsvw.exe
File version:2.0.50727.6387 (Win8RTM.050727-6300)
Product version:2.0.50727.6387
Size:88.57 KB (90,696 bytes)
Certificate
Issued to:Microsoft Corporation
Authority (CA):Microsoft Corporation
Effective date:Wednesday, October 22, 2008
Expiration date:Friday, January 22, 2010
Digital DNA
PE subsystem:Windows GUI
Entropy:6.492676
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:No
More details

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'clr_optimization_v2.0.50727_64' (Microsoft .NET Framework NGEN v2.0.50727_X64)
  • clr_optimization_v4.0.30128_32
  • 'clr_optimization_v4.0.30319_64' (Microsoft .NET Framework NGEN v4.0.30319_X64)
  • 'clr_optimization_v4.0.30319_32'
  • 'clr_optimization_v2.0.50727_32'
  • 'clr_optimization_v4.0.30319_64'
  • 'clr_optimization_v2.0.50727_64'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 66.00%
Windows 7 Ultimate 21.00%
Windows 7 Professional 9.00%
Windows Seven Black Edition 2.00%
Windows 7 Home Basic 2.00%

Distribution by countryDistribution by country

United States installs about 57.00% of Microsoft® .NET Framework.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 29.01%
Hewlett-Packard 20.61%
Acer 13.74%
Toshiba 13.74%
ASUS 9.16%
Sony 6.11%
Alienware 3.05%
Samsung 3.05%
GIGABYTE 1.53%
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