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. It runs as a scheduled task under the Windows Task Scheduler. 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:
4.5.0216.0

MD5:
df155f6fe4f072da68bbd41901cd7660

SHA-1:
52b54521d5a6d0b08bb1d9c785ad7c93288f1380

SHA-256:
eebcc6d10072f5bf6444abea156581da05ad6121d90ab9aa543316781f6f5e3a

Scanner detections:
0 / 68

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

Analysis date:
4/19/2024 9:38:38 PM UTC  (today)

File size:
13.2 MB (13,846,208 bytes)

Product version:
4.5.0216.0

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
MSEInstall.exe

File type:
Executable application (Win64 EXE)

Language:
English (United States)

Digital Signature
Authority:
Microsoft Corporation

Valid from:
1/24/2013 11:33:36 PM

Valid to:
4/25/2014 12:33:36 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:
33000000ADC6484C2DCB9A424C0001000000AD

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):
196608:AyEZuFk4J8Nz0LaRLQaef0zJpCULh/OdlJZnZiPB4iCqrAcyiFngX6bYFvoIZzDQ:A7hg0M/YGULhmIPeiCqrYiFT3Il2+tS

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)

Scheduled Task
Task name:
{24BE2FB9-5A1D-418C-A55A-F2E000E3E56E}

Trigger:
Registration (Runs on registration)


The file MSEInstall.exe has been seen being distributed by the following 3 URLs.