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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 setup and installation application. The file has been seen being downloaded from zalacznik.wp.pl and multiple other hosts.
Publisher:
Microsoft Corporation  (signed and verified)

Product:
Microsoft Security Client

Description:
MSEInstall Package

Version:
4.6.0305.0

MD5:
fc20d4e586bad3fc38c87aea08b23271

SHA-1:
5826aeedd5b27b5e3d234477fc415c8191845942

SHA-256:
1d557e213a28152a33e70a49b78fbb0a34dfac8889652d7bcc3f7b2653db2e25

Scanner detections:
0 / 68

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

Analysis date:
12/26/2024 2:50:32 PM UTC  (today)

File size:
13.5 MB (14,107,808 bytes)

Product version:
4.6.0305.0

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
MSEInstall.exe

File type:
Executable application (Win64 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\mseinstall.exe

Digital Signature
Signed by:
Microsoft Corporation

Authority:
Microsoft Corporation

Valid from:
4/22/2014 7:39:00 PM

Valid to:
7/22/2015 7:39:00 PM

Subject:
CN=Microsoft Corporation, OU=MOPR, 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:
33000000CA6CD5321235C4E1550001000000CA

File PE Metadata
Compilation timestamp:
3/13/2009 7:58:56 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
393216:q3bUgYDWZju2nmEQa5jMas+OBFefePRNmpma:MbUXDOC2mEQa5jJAcsRa

Entry address:
0x9850

Entry point:
48, 83, EC, 58, 48, 89, 5C, 24, 70, 48, 89, 7C, 24, 78, 66, 81, 3D, 99, 67, FF, FF, 4D, 5A, 74, 08, 33, DB, 89, 5C, 24, 60, EB, 7C, 48, 63, 05, C4, 67, FF, FF, 48, 8D, 0D, 81, 67, FF, FF, 48, 03, C1, 81, 38, 50, 45, 00, 00, 74, 08, 33, DB, 89, 5C, 24, 60, EB, 5B, 0F, B7, 48, 18, 81, F9, 0B, 01, 00, 00, 74, 32, 81, F9, 0B, 02, 00, 00, 74, 08, 33, DB, 89, 5C, 24, 60, EB, 3F, 83, B8, 84, 00, 00, 00, 0E, 77, 08, 33, DB, 89, 5C, 24, 60, EB, 2E, 33, DB, 39, 98, F8, 00, 00, 00, 0F, 95, C3, 89, 5C, 24, 60, EB, 1D...
 
[+]

Code size:
56 KB (57,344 bytes)

The file MSEInstall.exe has been seen being distributed by the following 8 URLs.

http://zalacznik.wp.pl/0/.../MSEInstall.exe

http://download.centrumxp.pl/21,3,Microsoft-Security-Essentials.aspx

http://mse.dlservice.microsoft.com/download/F/C/6/FC69D96E-8A5A-4F9B-BB60-A26566D3ACFC/pl-PL/.../mseinstall.exe

temp:MSEInstall.exe

http://softonet.pl/wyslij43908-1.html

http://download.microsoft.com/download/F/C/6/FC69D96E-8A5A-4F9B-BB60-A26566D3ACFC/PLPL/.../MSEInstall.exe

http://mse.dlservice.microsoft.com/download/F/C/6/FC69D96E-8A5A-4F9B-BB60-A26566D3ACFC/plPL/.../mseinstall.exe

http://go.microsoft.com/.../?LinkID=231277

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