Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.0.6001.18000 (longhorn_rtm.080118-1840) 20.00%
6.0.6001.18000 (longhorn_rtm.080118-1840) 80.00%
(Note, Microsoft publishes each variation of this file with the same version, but the hashes are unique.)

Relationships

Parent process
Related files

PE structurePE file structure
Show functions
Import table
advapi32.dll
RegCloseKey, RegOpenKeyExA, RegQueryValueExA
kernel32.dll
InterlockedIncrement, InterlockedDecrement, SetEvent, MultiByteToWideChar, lstrlenA, CloseHandle, WaitForSingleObject, GetLastError, CreateEventW, GetCurrentProcess, TerminateProcess, GetSystemTimeAsFileTime, GetCurrentProcessId, GetCurrentThreadId, GetTickCount, QueryPerformanceCounter, GetModuleHandleA, SetUnhandledExceptionFilter, GetStartupInfoA, InterlockedCompareExchange, Sleep, InterlockedExchange, UnhandledExceptionFilter
msvcrt.dll
DllMain
ole32.dll
CoInitializeEx, CoInitializeSecurity, CoRegisterSurrogate, CLSIDFromString, CoUninitialize, IIDFromString, CoRegisterClassObject, CoRevokeClassObject, CoReleaseMarshalData, CoMarshalInterface, CoCreateInstance, CoGetClassObject

IASHost.exe

IAS Host by Microsoft

Remove IASHost.exe
Version:   6.0.6001.18000 (longhorn_rtm.080118-1840)
MD5:   640ca9991b13c2a246c7c745a10fe499
SHA1:   7e4eb87ea22e7ba21f77526af7905533975a721e
SHA256:   68754781b36ce8bdd06b36b119ee106063a4fe6a466af23a71dd41d3a7dee2e9
This is a Windows system installed file with Windows File Protection (WFP) enabled.

Overview

iashost.exe executes as a process with the local user's privileges typically within the context of its parent svchost.exe (Host Process for Windows Services by Microsoft Corporation). The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). and is compiled as a 64 bit program.

DetailsDetails

File name:iashost.exe
Publisher:Microsoft Corporation
Product name:IAS Host
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\iashost.exe
File version:6.0.6001.18000 (longhorn_rtm.080118-1840)
Product version:6.0.6001.18000
Size:24 KB (24,576 bytes)
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00000416%
0.028634%
Kernel CPU:0.00000067%
0.013761%
User CPU:0.00000349%
0.014873%
Kernel CPU time:156,001 ms/min
100,923,805ms/min
Memory
Private memory:11.35 MB
21.59 MB
Private (maximum):15.99 MB
Private (minimum):15.94 MB
Non-paged memory:11.35 MB
21.59 MB
Virtual memory:59.55 MB
140.96 MB
Virtual memory (peak):61.6 MB
169.69 MB
Working set:15.97 MB
18.61 MB
Working set (peak):18.45 MB
37.95 MB
Resource allocations
Threads:2
12
Handles:104
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command line:C:\Windows\System32\iashost.exe {48da6741-1bf0-4a44-8325-293086c79077} -embedding
Owner:User
Parent process:svchost.exe (Host Process for Windows Services by Microsoft Corporation)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows Vista Home Premium 60.00%
Windows Vista Ultimate 20.00%
Windows Vista Home Basic 20.00%

Distribution by countryDistribution by country

KE installs about 20.00% of IAS Host.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Sony 66.67%
Samsung 33.33%
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