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microsoft-security-essentials-4-4.exe

Gamma Install, SL

The application microsoft-security-essentials-4-4.exe by Gamma Install, SL has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from download2.file70.com.
Publisher:
Gamma Install, SL  (signed and verified)

MD5:
94ceb1aefff20be04c593793647fdaa8

SHA-1:
e443b1131a8040a29b1894ab402feaf345fc7425

SHA-256:
4cc57a232db3f11ff565d14c4f0710aa6b6f449c60b56a761cfb6900051d8bf0

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2024 6:00:26 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.GammaIns.Installer (M)
16.5.31.9

File size:
81.7 KB (83,704 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\microsoft-security-essentials-4-4.exe

Digital Signature
Signed by:
Gamma Install, SL

Authority:
DigiCert Inc

Valid from:
3/24/2014 1:00:00 AM

Valid to:
5/28/2015 2:00:00 PM

Subject:
CN="Gamma Install, SL", O="Gamma Install, SL", L=Arrecife, S=Las Palmas, C=ES

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0EC3F918400405EB71A9AF97F9434447

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1536:AQpQ5EP0ijnRTXJVqO31HbcUy67P9lNEgvneo+IaGup+pIX:AQIURTXJ4w1T7xvU

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file microsoft-security-essentials-4-4.exe has been seen being distributed by the following URL.

http://download2.file70.com/file70/download/fr/.../Microsoft-Security-Essentials.exe

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