Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.3.9600.16384 (winblue_rtm.130821-1623) 1.84%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.09%
6.3.9600.16384 (winblue_rtm.130821-1623) 2.62%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.28%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.05%
6.2.9200.16384 (win8_rtm.120725-1247) 2.02%
6.2.9200.16384 (win8_rtm.120725-1247) 8.56%
6.2.9200.16384 (win8_rtm.120725-1247) 5.47%
6.2.9200.16384 (win8_rtm.120725-1247) 0.37%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.09%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.09%
6.2.8250.0 (winmain_win8beta.120217-1520) 0.05%
6.2.8102.0 (winmain_win8m3.110823-1455) 0.09%
6.1.7600.16385 (win7_rtm.090713-1255) 5.80%
6.1.7600.16385 (win7_rtm.090713-1255) 40.94%
6.1.7600.16385 (win7_rtm.090713-1255) 19.46%
6.1.7600.16385 (win7_rtm.090713-1255) 3.73%
6.1.7600.16385 (win7_rtm.090713-1255) 0.05%
6.1.7600.16384 (win7_rtm.090710-1945) 0.05%
6.0.6001.18000 (longhorn_rtm.080118-1840) 6.07%
6.0.6001.18000 (longhorn_rtm.080118-1840) 0.05%
6.0.6001.18000 (longhorn_rtm.080118-1840) 1.43%
6.0.6001.18000 (longhorn_rtm.080118-1840) 0.55%
6.0.6000.16386 (vista_rtm.061101-2205) 0.09%
6.0.6000.16386 (vista_rtm.061101-2205) 0.18%

Relationships

Parent process
Related files

trustedinstaller.exe

Windows Modules Installer by Microsoft

Remove trustedinstaller.exe
Version:   6.1.7600.16385 (win7_rtm.090713-1255)
MD5:   840f7fb849f5887a49ba18c13b2da920
SHA1:   da426c197762eef54c1d963ae3dc195f5072efe0
SHA256:   a59c40a090e03c0136a865fc54508ba938e7b467c8198bc009fe263e6c275781
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is trustedinstaller.exe?

The Windows Modules Installer (trusted Installer) enables installation, modification, and removal of Windows updates and optional components.

Overview

trustedinstaller.exe runs as a service under the name Instalador de Módulos do Windows (TrustedInstaller) with extensive SYSTEM privileges (full administrator access). This version is designed to run on Windows 7 and is compiled as a 64 bit program.

DetailsDetails

File name:trustedinstaller.exe
Publisher:Microsoft Corporation
Product name:Windows Modules Installer
Description:Microsoft® Windows® Operating System
Typical file path:C:\windows\servicing\trustedinstaller.exe
Original name:TrustedInstaller.exe.mui
File version:6.1.7600.16385 (win7_rtm.090713-1255)
Product version:6.1.7600.16385
Size:189.5 KB (194,048 bytes)
Digital DNA
PE subsystem:Windows GUI
Entropy:6.353177
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'TrustedInstaller'

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.08345138%
0.028634%
Kernel CPU:0.03791340%
0.013761%
User CPU:0.04553798%
0.014873%
Kernel CPU time:58,290,323 ms/min
100,923,805ms/min
Context switches:455/sec
284/sec
Memory
Private memory:29.56 MB
21.59 MB
Private (maximum):40.77 MB
Private (minimum):13.63 MB
Non-paged memory:29.56 MB
21.59 MB
Virtual memory:141.57 MB
140.96 MB
Virtual memory (peak):155.86 MB
169.69 MB
Working set:35.24 MB
18.61 MB
Working set (peak):78.39 MB
37.95 MB
Resource allocations
Threads:7
12
Handles:225
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command line:C:\windows\servicing\trustedinstaller.exe
Owner:SYSTEM
Windows Service
Service name:TrustedInstaller
Display name:Instalador de Módulos do Windows
Description:“Proporciona instalação, modificação e remoção de atualizações e de componentes opcionais do Windows. Se esse serviço for desativado, a instalação e desinstalação de atualizações do Windows podem falhar no computador.”
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

ResourcesThreads

Averages
 
ntdll.dll
Total CPU:10.92544558%
0.272967%
Kernel CPU:1.38163316%
0.107585%
User CPU:9.54381242%
0.165382%
CPU cycles:306,219,479/sec
5,741,424/sec
Memory:1.67 MB
1.16 MB
cbscore.dll
Total CPU:2.44252204%
Kernel CPU:1.08205120%
User CPU:1.36047084%
CPU cycles:69,283,856/sec
Context switches:1/sec
Memory:972 KB
sechost.dll (Host for SCM/SDDL/LSA Lookup APIs by Microsoft)
Total CPU:0.33673305%
Kernel CPU:0.27476859%
User CPU:0.06196446%
CPU cycles:9,068,206/sec
Context switches:217/sec
Memory:124 KB
TrustedInstaller.exe (main module)
Total CPU:0.00995326%
Kernel CPU:0.00663551%
User CPU:0.00331775%
CPU cycles:308,995/sec
Memory:204 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 34.50%
Windows 8.1 17.50%
Windows 7 Ultimate 13.50%
Windows 8.1 Pro 7.50%
Windows 7 Professional 6.00%
Windows 8 3.50%
Windows 8.1 Single Language 3.50%
Windows 8 Pro 3.50%
Windows 8.1 Pro with Media Center 2.50%
Windows 8 Single Language 2.50%
Windows 7 Home Basic 2.00%
Windows 8 Enterprise N 1.00%
Windows 8.1 N 0.50%
Windows Seven Black Edition 0.50%
Windows 8.1 Enterprise Evaluation 0.50%
Windows Vista Home Premium 0.50%
Windows 8 Enterprise 0.50%

Distribution by countryDistribution by country

United States installs about 43.72% of Windows Modules Installer.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 19.85%
Dell 17.56%
Hewlett-Packard 17.18%
Acer 12.98%
Toshiba 11.45%
Lenovo 8.40%
Sony 5.34%
Intel 3.05%
Samsung 1.53%
GIGABYTE 1.53%
Alienware 1.15%
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