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microsoft security essentials.exe

Smart Secure Software S.l.

This is the Softpulse installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application microsoft security essentials.exe by Smart Secure Software S.l has been detected as adware 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 Softpulse SoftwareBundler installer. The file has been seen being downloaded from ttb.files101.com.
Publisher:
Smart Secure Software S.l.  (signed and verified)

MD5:
cf0e4646c2518d338de5611838a937fe

SHA-1:
1a59bfffa27d6b498fe406502149885afd3508de

SHA-256:
9df36b15810757dd872710fee3945e5e2f75eef0dbdbdc34eb25fc080dd6ac5c

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/1/2025 3:18:45 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Softpulse.SmartSec.Bundler (M)
16.6.18.20

File size:
1.3 MB (1,344,872 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Softpulse SoftwareBundler

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

Digital Signature
Signed by:
Smart Secure Software S.l.

Authority:
VeriSign, Inc.

Valid from:
6/16/2014 8:00:00 PM

Valid to:
6/17/2015 7:59:59 PM

Subject:
CN=Smart Secure Software S.l., O=Smart Secure Software S.l., L=Adeje, S=Santa Cruz de Tenerife, C=ES

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
47353B4EEC0D902A135E20BEE1A66817

File PE Metadata
Compilation timestamp:
9/11/2014 11:00:03 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:OpyhP5RFFrSEyFPu8JR9ksaQFCLwbLflBP:5yFPu8D9k5QELuL

Entry address:
0x997F

Entry point:
E8, A9, 29, 00, 00, E9, 7F, FE, FF, FF, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, 88, 11, 46, 00, 33, C5, 50, 89, 65, F0, FF, 75, FC, C7, 45, FC, FF, FF, FF, FF, 8D, 45, F4, 64, A3, 00, 00, 00, 00, C3, 6A, 03, E8, 27, 29, 00, 00, 59, 83, F8, 01, 74, 15, 6A, 03, E8, 1A, 29, 00, 00, 59, 85, C0, 75, 1F, 83, 3D, E8, 22, 46, 00, 01, 75, 16, 68, FC, 00, 00, 00, E8, 31, 00, 00, 00, 68, FF, 00, 00, 00, E8, 27, 00, 00, 00, 59, 59, C3, 55, 8B, EC, 8B, 4D, 08, 33...
 
[+]

Entropy:
7.6714

Code size:
76.5 KB (78,336 bytes)

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

http://ttb.files101.com/download/request/.../9RRyPe4A?__tc=1410695776.133&keyword=microsoft security essentials&affid=41327&rid=48956_20010&fileName=microsoft-security-essentials

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