Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

16.4.3522.0110 0.37%
16.4.3508.0205 1.47%
16.4.3505.0912 12.87%
15.4.3555.0308 17.65%
15.4.3538.0513 3.68%
15.4.3508.1109 0.37%
15.4.3502.0922 1.10%
14.0.8117.0416 0.37%
14.0.8117.0416 28.31%
14.0.8117.0416 8.09%
14.0.8117.0416 0.37%
14.0.8117.0416 2.57%
14.0.8117.0416 4.78%
14.0.8117.0416 2.57%
14.0.8117.0416 0.37%
14.0.8117.0416 0.37%
14.0.8117.0416 0.37%
14.0.8117.0416 1.84%
14.0.8117.0416 1.10%
14.0.8117.0416 0.37%
14.0.8089.0726 7.35%
14.0.8089.0726 0.37%
14.0.8089.0726 0.37%
14.0.8089.0726 1.10%
14.0.8050.1202 1.84%

Relationships

Parent process
Related files

msnmsgr.exe

Windows Live Messenger by Microsoft Corporation (Signed)

Remove msnmsgr.exe
Version:   15.4.3538.0513
MD5:   3a8e5a6763024d6a15a85069ba82f2d1
SHA1:   4af2234b569e390991d468829aed0007106f330b
SHA256:   07c52d57d89111cfceb4c9b44b8736e55efc2fbb469aba601f831efa6681bc31

What is msnmsgr.exe?

Windows Live Messenger (formerly named MSN Messenger) is an instant messaging client. Windows Live Messenger uses the Microsoft Notification Protocol (MSNP) over TCP (and optionally over HTTP to deal with proxies) to connect to Microsoft Messenger service

Overview

msnmsgr.exe executes as a process with the local user's privileges usually within the context of Windows Explorer. It is set to be run when the PC boots and the user logs into Windows (added to the Run registry key for the current user). It has been configured with a firewall exception which allows both inbound and outbound network communication without being blocked. It is installed with a couple of know programs including Windows Live Essentials published by Microsoft Corporation, Windows Live from Microsoft Corporation and Windows Live by Microsoft Corporation.

DetailsDetails

File name:msnmsgr.exe
Publisher:Microsoft Corporation
Product name:Windows Live Messenger
Typical file path:C:\Program Files\windows live\messenger\msnmsgr.exe
File version:15.4.3538.0513
Size:4.08 MB (4,283,256 bytes)
Certificate
Issued to:Microsoft Corporation
Authority (CA):Microsoft Corporation
Expiration date:Monday, March 7, 2011
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 8.0
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Windows Live Essentials
 Microsoft Corporation
10% remove
Windows Live Essentials is a suite of freeware applications by Microsoft that aims to offer integrated and bundled e-mail, instant messaging, photo-sharing, blog publishing, and security services. Essentials programs are designed to integrate well with each other, with Microsoft Windows, and with other Microsoft web-based services such as SkyDrive and Outlook.com, so that they operate as a seamless whole.
Windows Live
 Microsoft Corporation
9% remove
Windows Live "is a way to extend the Windows user experience". Windows Vista provides a link in its user interface to download Windows Live Messenger, and Windows 7 saw the removal of applications such as Windows Mail, Windows Photo Gallery and Windows Movie Maker and replaced with the Windows Essentials suite, a software package that allows the downloading and installation of similar offerings from Windows Live. Windows Live offers int...
Podstawowe programy Windows Live
 Microsoft Corporation
8% remove
“Windows Live is the former collective brand name for a set of services and software products from Microsoft; part of their software plus services platform. A majority of these services are Web applications, accessible from a browser, but there are also client-side binary applications that require installation. There are three ways in which Windows Live services are offered: Windows Essentials applications, web services, and mobile servi...”

BehaviorsBehaviors

Startup files (user) run
Runs under the registry key 'HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'msnmsgr' → "C:\Program Files\Windows Live\Messenger\msnmsgr.exe" /background
Windows firewall allowed programs
Exceptions allow programs to access to the Internet through an outbound connections
  • Firewall exception for 'C:\Program\Windows Live\Messenger\msnmsgr.exe'
  • Firewall exception for 'C:\Program Files\Windows Live\Messenger\msnmsgr.exe'
  • Firewall exception for 'C:\Programas\Windows Live\Messenger\msnmsgr.exe'
  • Firewall exception for 'C:\Program Files\Windows Live\Messenger\msnmsgr.exe'
  • Firewall exception for 'C:\Program Files\Windows Live\Messenger\msnmsgr.exe'
  • Firewall exception for 'C:\Program Files\Windows Live\Messenger\msnmsgr.exe'
Network connections
Access through an approved Windows firewall exception
  • [UDP] listens on port 9

    • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.02407728%
    0.028634%
    Kernel CPU:0.01051859%
    0.013761%
    User CPU:0.01355869%
    0.014873%
    Kernel CPU time:509,343,499 ms/min
    100,923,805ms/min
    Context switches:4/sec
    284/sec
    Memory
    Private memory:85.16 MB
    21.59 MB
    Private (maximum):78.48 MB
    Private (minimum):19.48 MB
    Non-paged memory:85.16 MB
    21.59 MB
    Virtual memory:326.49 MB
    140.96 MB
    Virtual memory (peak):354.71 MB
    169.69 MB
    Working set:32.33 MB
    18.61 MB
    Working set (peak):83 MB
    37.95 MB
    Resource allocations
    Threads:38
    12
    Handles:894
    600
    GUI GDI count:166
    103
    GUI GDI peak:200
    142
    GUI USER count:124
    49
    GUI USER peak:167
    71

    BehaviorsProcess properties

    Integrety level:Medium
    Platform:64-bit
    Command lines:
    • "C:\Program Files\windows live\messenger\msnmsgr.exe" /background
    • "C:\Program Files\windows live\messenger\msnmsgr.exe"
    Owner:User
    Parent process:explorer.exe (Windows Explorer by Microsoft Corporation)

    ResourcesThreads

    Averages
     
    ntdll.dll
    Total CPU:0.00762986%
    0.272967%
    Kernel CPU:0.00000000%
    0.107585%
    User CPU:0.00762986%
    0.165382%
    CPU cycles:80,282/sec
    5,741,424/sec
    Context switches:1/sec
    79/sec
    Memory:1.66 MB
    1.16 MB
    msnmsgr.exe (main module)
    Total CPU:0.00077970%
    Kernel CPU:0.00045855%
    User CPU:0.00032115%
    CPU cycles:15,707/sec
    Memory:4.1 MB
    wow64.dll
    Total CPU:0.00036012%
    Kernel CPU:0.00000000%
    User CPU:0.00036012%
    CPU cycles:5,789/sec
    Memory:252 KB

    Common loaded modules

    These are modules that are typiclaly loaded within the context of this process.

    Windows OS versionsDistribution by Windows OS

    OS versiondistribution
    Microsoft Windows XP 49.00%
    Windows 7 Home Premium 18.00%
    Windows 7 Ultimate 14.50%
    Windows 7 Professional 3.50%
    Windows Vista Home Premium 3.00%
    Windows 8.1 1.50%
    Windows Vista Business 1.50%
    Windows 8 Pro 1.50%
    Windows 7 Starter 1.50%
    Windows 8 1.50%
    Windows 7 Enterprise 1.00%
    Windows 7 Home Basic 1.00%
    Windows Seven Black Edition 1.00%
    Windows Vista™ Home Premium 0.50%
    Windows 8 Enterprise 0.50%
    Windows 8 Pro with Media Center 0.50%

    Distribution by countryDistribution by country

    United States installs about 24.87% of Windows Live Messenger.

    OEM distributionDistribution by PC manufacturer

    PC Manufacturerdistribution
    Hewlett-Packard 14.84%
    Dell 12.50%
    ASUS 10.94%
    Acer 10.16%
    Gateway 9.38%
    Toshiba 7.81%
    American Megatrends 7.81%
    Sony 7.81%
    Intel 6.25%
    GIGABYTE 4.69%
    Samsung 3.13%
    Lenovo 1.56%
    MSI 1.56%
    Sahara 1.56%
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