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MSEInstall.exe

Microsoft Security Client

Microsoft Corporation

The MSEInstall Package is the installer for Microsoft Security Essentials, an anti-virus protection platform. Upon new releases/updates of MSEInstall, Windows Update will download the client and install it. This is a self-extracting archive and installer. The file has been seen being downloaded from download.microsoft.com and multiple other hosts.
Publisher:
Microsoft Corporation  (signed and verified)

Product:
Microsoft Security Client

Description:
MSEInstall Package

Version:
4.8.0204.0

MD5:
198abb31d513f299f81917e8d681e2e9

SHA-1:
d2d3db4549fc1b563a988576ad84d7cf0972acc0

SHA-256:
1b3033e8c1da37649652edaf8f0201aac60480473f759543dbb2cb2235e33682

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)
Whitelisted  (by digital signature)

Analysis date:
4/26/2024 12:21:15 AM UTC  (today)

File size:
11.1 MB (11,623,768 bytes)

Product version:
4.8.0204.0

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
MSEInstall.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\mseinstall.exe

Digital Signature
Signed by:
Microsoft Corporation

Authority:
Microsoft Corporation

Valid from:
4/23/2014 12:39:00 AM

Valid to:
7/23/2015 12:39:00 AM

Subject:
CN=Microsoft Corporation, OU=AOC, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Issuer:
CN=Microsoft Code Signing PCA, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Serial number:
33000000C91909212EBBA648810001000000C9

File PE Metadata
Compilation timestamp:
3/13/2009 1:51:25 PM

OS version:
5.2

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
7.10

CTPH (ssdeep):
196608:/yZn06aFzOF3qxqkPLXopWEFoeB43QHiUnRv7vKfdAGudy/i8sTtVE4RMyj3vgQI:/INSzvkbFg3QH5nNbsAGFi8sTTE3U3I9

Entry address:
0x6B23

Entry point:
6A, 28, 68, B0, 26, 00, 01, E8, AD, 01, 00, 00, 66, 81, 3D, 00, 00, 00, 01, 4D, 5A, 75, 28, A1, 3C, 00, 00, 01, 81, B8, 00, 00, 00, 01, 50, 45, 00, 00, 75, 17, 0F, B7, 88, 18, 00, 00, 01, 81, F9, 0B, 01, 00, 00, 74, 21, 81, F9, 0B, 02, 00, 00, 74, 06, 83, 65, E4, 00, EB, 2A, 83, B8, 84, 00, 00, 01, 0E, 76, F1, 33, C9, 39, 88, F8, 00, 00, 01, EB, 11, 83, B8, 74, 00, 00, 01, 0E, 76, DE, 33, C9, 39, 88, E8, 00, 00, 01, 0F, 95, C1, 89, 4D, E4, 83, 65, FC, 00, 6A, 01, FF, 15, EC, 21, 00, 01, 59, 83, 0D, 2C, D4...
 
[+]

Entropy:
7.9846

Developed / compiled with:
Microsoft Visual C++ v7.1

Code size:
35 KB (35,840 bytes)

The file MSEInstall.exe has been seen being distributed by the following 4 URLs.

http://download.microsoft.com/download/C/3/8/C386F2C4-40DF-4C6F-934E-69F3FE0F502A/vivn/.../mseinstall.exe

http://go.microsoft.com/.../?LinkID=231276

http://mse.dlservice.microsoft.com/download/C/3/8/C386F2C4-40DF-4C6F-934E-69F3FE0F502A/viVN/.../mseinstall.exe

https://download.microsoft.com/download/C/3/8/C386F2C4-40DF-4C6F-934E-69F3FE0F502A/VIVN/.../MSEInstall.exe

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