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installer_microsoft_security_essentials_english.exe

100Blogs SL

This is the Vittalia Filewon Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application installer_microsoft_security_essentials_english.exe by 100Blogs SL has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the Vittalia DM installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
100Blogs SL  (signed and verified)

MD5:
4e01903a7325943f489154e653e82022

SHA-1:
bd40d10803e4e598abc51e270597801da3734539

SHA-256:
b6b4fb0524e39fdb6d2d1be0151410afacc2f265a72f3ff4fd6e1ffdc41c7295

Scanner detections:
16 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
11/23/2024 7:51:00 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
Adware/InstallCore.144181
7.11.144.168

avast!
Win32:Malware-gen
2014.9-140501

AVG
Generic_c
2015.0.3488

Comodo Security
Application.Win32.InstallCore.HYE
18162

ESET NOD32
Win32/InstallCore.MW
8.9704

Fortinet FortiGate
Riskware/InstallCore
5/9/2014

G Data
Win32.Trojan.Agent.OUXLMY
14.5.24

Malwarebytes
PUP.Optional.InstallCore
v2014.05.01.12

McAfee
Artemis!B81EA9CCBC0E
5600.7144

Qihoo 360 Security
Win32/Virus.Adware.f76
1.0.0.1015

Reason Heuristics
PUP.100BlogsSL.p
14.5.9.15

Sophos
Install Core Click run software
4.98

Trend Micro House Call
TROJ_GEN.F47V0412
7.2.121

Vba32 AntiVirus
Downware.InstallCore
3.12.26.0

VIPRE Antivirus
InstallCore.b
28484

File size:
664.6 KB (680,560 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
100Blogs SL

Authority:
GoDaddy.com, Inc.

Valid from:
10/14/2013 3:18:59 AM

Valid to:
10/14/2016 3:18:59 AM

Subject:
CN=100Blogs SL, O=100Blogs SL, L=CERDANYOLA DEL VALLES, S=BARCELONA, C=ES

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
2B93142DC69C91

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:C6gpT/xLoVzERg5tauY0+PRFILuXY8kziQjnjA:C6gBJLoVMg5ta97j4KCjA

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8659

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file installer_microsoft_security_essentials_english.exe has been seen being distributed by the following URL.

http://filepc.net/.../download?p=US&concordancia=p&red=s&plataforma=c&anuncio=32525582903&kw=microsoft security&ubicacion=&categoria=&random=6378035330899344843&posicion=1t1&gclid=CPKYwKe1h74CFS8V7AodnQwAMQ&tmuid=0a7cf64f8b45334340b748d3bc0d5508

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