» firefox_setup.exe
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firefox_setup.exe

Optimum Installer

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application firefox_setup.exe, “Firefox Setup ” by Optimum Installer has been detected as adware by 31 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. With this installer, users are expecting to download the free Mozilla Firefox web browser but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.

File name:

firefox_setup.exe

Publisher:

OptimumInstaller (signed by Optimum Installer)

Product:

OptimumInstaller

Description:

Firefox Setup

Version:

2.0.12

MD5:

67dc82f0b14bf363cf292c06439a79c9

SHA-1:

5d903c721319809032dab185a24905ac87975e8b

SHA-256:

c676aa4f27d77b727935e376c1fd7954bf92f0f63f33b74c55d7cae5562f6008

Scanner detections:

31 / 68

Status:

Adware

Explanation:

This installer bundles various adware prorgams that may include toolbars and web browser advertising injectors/extensions.

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:

4/25/2024 9:11:18 PM UTC (today)

Scan engine

Detection

Engine version

Agnitum Outpost

Adware.Agent

7.1.1

AhnLab V3 Security

PUP/Win32.IBryte

2015.04.14

Avira AntiVirus

ADWARE/Adware.Gen7

3.6.1.96

avast!

Win32:Installer-J [PUP]

2014.9-150413

AVG

Adware Generic5.SMV

2014.0.4311

Bkav FE

W32.HfsAdware

1.3.0.6379

Clam AntiVirus

WIN.Adware.IBryte-20

0.98/18355

Comodo Security

ApplicUnwnt.Win32.AdWare.iBryte.F

21753

Dr.Web

Adware.Downware.461

9.0.1.05190

ESET NOD32

Win32/Adware.iBryte.C application

7.0.302.0

Fortinet FortiGate

Riskware/IBryte

4/13/2015

F-Prot

W32/Optim.A.gen

v6.4.6.5.141

G Data

Win32.Adware.IBryte.AG

15.4.25

herdProtect (fuzzy)

variant of mplayer_setup.exe (Adware)

2015.7.15.11

IKARUS anti.virus

Win32.SuspectCrc

t3scan.1.8.9.0

K7 AntiVirus

Adware

13.176.11770

Kaspersky

not-a-virus:AdWare.Win32.iBryte

15.0.0.543

Malwarebytes

PUP.Bundle.Installer.OI

v2015.04.13.04

McAfee

Adware-FOO!BE00D31BEB9E

5600.6796

MicroWorld eScan

Application.Generic.414119

16.0.0.588

NANO AntiVirus

Riskware.Win32.IBryte.cspucb

0.30.10.952

nProtect

Trojan-Clicker/W32.iBryte.699048

14.04.15.01

Quick Heal

Adware.iBryte.CK4

4.15.14.00

Reason Heuristics

PUP.Bundler.Adknowledge

15.4.13.12

Rising Antivirus

PE:Adware.iBryte!1.6600

23.00.65.15411

Sophos

PUA 'iBryte Optimum Installer'

5.12

Trend Micro House Call

HV_OPTIMUM_BK0842D8.TOMC

7.2.103

Trend Micro

TSPY_OPTIMUM_BK084601.TOMC

10.465.13

Vba32 AntiVirus

Adware.iBryte

3.12.26.3

VIPRE Antivirus

Threat.4778314

38882

Zillya! Antivirus

Adware.iBryte.Win32.176

2.0.0.2136

File size:

661.1 KB (676,960 bytes)

Product version:

2.0.12

Original file name:

Setup.exe

File type:

Executable application (Win32 EXE)

Bundler/Installer:

Adknowledge Fusion

Language:

English (United States)

Common path:

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

Digital Signature

Signed by:

Optimum Installer

Authority:

VeriSign, Inc.

Valid from:

11/7/2011 4:00:00 PM

Valid to:

11/7/2012 3:59:59 PM

Subject:

CN=Optimum Installer, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Optimum Installer, L=Kansas City, S=Missouri, C=US

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:

0809956535A889F9931BDEF10FF6814A

File PE Metadata

Compilation timestamp:

9/6/2012 9:02:35 AM

OS version:

5.0

OS bitness:

Win32

Subsystem:

Windows GUI

Linker version:

9.0

CTPH (ssdeep):

12288:GDXjOvwOAT2LLNI6rt7JY1W0syVYzXqntCL1MmmPl1foUPSUj+pUT:GDXOwOAALNI6r9JY1W0sDXqtCuPboUPJ

Entry address:

0x59C53

Entry point:

E8, 2F, F1, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 10, 8B, 4D, 08, 53, 8B, 5D, 0C, 56, 57, 33, FF, 89, 4D, F8, 89, 5D, FC, 39, 7D, 10, 74, 21, 39, 7D, 14, 74, 1C, 3B, CF, 75, 1F, E8, 35, 0B, 00, 00, 57, 57, 57, 57, C7, 00, 16, 00, 00, 00, 57, E8, 09, D2, FF, FF, 83, C4, 14, 33, C0, 5F, 5E, 5B, C9, C3, 8B, 75, 18, 3B, F7, 74, 0D, 83, C8, FF, 33, D2, F7, 75, 10, 39, 45, 14, 76, 21, 83, FB, FF, 74, 0B, 53, 57, 51, E8, BC, CA, FF, FF, 83, C4, 0C, 3B, F7, 74, B9, 83, C8, FF, 33, D2, F7, 75, 10... 
[+]

Entropy:

6.4702

Code size:

482 KB (493,568 bytes)

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

http://install.optimuminstaller.com/o/.../Firefox_Setup.exe

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