» firefox_setup.exe
Overview
Analysis
File Details

firefox_setup.exe

SetupManager.exe

Optimum Installer

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application firefox_setup.exe, “Setup ” by Optimum Installer has been detected as adware by 28 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. Accoriding to the detections, it is a variant of Zbot (Zeus), a trojan that attempts to steal confidential information (online credentials, and banking details) from a compromised computer and send it to online criminals via a command-and-control server. 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:

SetupManager (signed by Optimum Installer)

Product:

SetupManager.exe

Description:

Setup

Version:

3.4.8

MD5:

cb137cde49bd378d862b43d3ba06afe4

SHA-1:

a2d8e674091378d757f2f74974769d17f0eba718

SHA-256:

a8f4f5d28466342aecc6374ee7e6112c57f50901205ea55c6a1d7359fb7493ed

Scanner detections:

28 / 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:

4/25/2025 7:20:07 PM UTC (today)

Scan engine

Detection

Engine version

Agnitum Outpost

Adware.iBryte

7.1.1

AhnLab V3 Security

Adware/Win32.Agent

14.07.20

Avira AntiVirus

Adware/Agent.909545

7.11.149.220

avast!

Win32:Installer-J [PUP]

140617-1

AVG

Adware Generic5.ABPG

2014.0.3986

Clam AntiVirus

WIN.Adware.Ibryte-125

0.98/19086

Comodo Security

ApplicUnwnt.Win32.AdWare.iBryte.H

18279

Dr.Web

Adware.Downware.1272

9.0.1.05190

ESET NOD32

Win32/Adware.iBryte.G application

7.0.302.0

Fortinet FortiGate

Riskware/IBryte

7/20/2014

F-Prot

W32/Ibryte.C.gen

4.6.5.141

G Data

Win32.Adware.Ibryte

14.7.24

IKARUS anti.virus

Win32.SuspectCrc

t3scan.1.6.1.0

K7 AntiVirus

Backdoor

13.177.12095

Kaspersky

not-a-virus:AdWare.Win32.Agent

15.0.0.494

Malwarebytes

PUP.Optional.Ibryte

v2014.07.20.02

McAfee

Adware-FOO!CF9E2CA512D7

5600.7063

NANO AntiVirus

Riskware.Win32.Agent.csnrpm

0.28.0.59911

Norman

Agent.ASWDM

11.20140720

nProtect

Trojan-Clicker/W32.Agent.909608

14.05.15.01

Qihoo 360 Security

Malware.QVM10.Gen

1.0.0.1015

Reason Heuristics

PUP.Installer.OptimumInstaller.N

14.8.8.3

Rising Antivirus

PE:Trojan.Win32.Rouge.d!1075354374

23.00.65.14718

Sophos

iBryte Optimum Installer

4.98

Total Defense

Win32/Zbot.HIE

37.0.10939

Vba32 AntiVirus

SScope.Adware.OptimusInstaller.26607

3.12.26.0

VIPRE Antivirus

Optimum Installer

29246

Zillya! Antivirus

Adware.Agent.Win32.8293

2.0.0.1789

File size:

888.3 KB (909,608 bytes)

Product version:

3.4.8

Original file name:

Setup.exe

File type:

Executable application (Win32 EXE)

Bundler/Installer:

Adknowledge Fusion

Language:

English (United States)

Common path:

C:\users\{user}\downloads\firefox_setup.exe

Digital Signature

Signed by:

Optimum Installer

Authority:

VeriSign, Inc.

Valid from:

10/10/2012 7:00:00 PM

Valid to:

11/7/2013 5:59:59 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:

7C5F27B776ADBBB7943F700066A490BF

File PE Metadata

Compilation timestamp:

6/28/2013 9:57:46 AM

OS version:

5.0

OS bitness:

Win32

Subsystem:

Windows GUI

Linker version:

9.0

CTPH (ssdeep):

24576:V1lGPEEYAlOhiu3gpBQ4bM+8Ot6eCgLxHXr7x7HVF:tGPju3gpBtobP6xHXx7HVF

Entry address:

0x59C02

Entry point:

E8, 94, F1, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 6A, 00, FF, 75, 14, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 0D, F2, 00, 00, 83, C4, 14, 5D, C3, FF, 35, 7C, 73, 4B, 00, E8, A9, 4C, 00, 00, 59, 85, C0, 74, 02, FF, D0, 6A, 19, E8, 62, AE, 00, 00, 6A, 01, 6A, 00, E8, 0C, F5, 00, 00, 83, C4, 0C, E9, ED, F3, 00, 00, 8B, FF, 55, 8B, EC, 8B, 45, 08, 66, 8B, 08, 40, 40, 66, 85, C9, 75, F6, 2B, 45, 08, D1, F8, 48, 5D, C3, 8B, FF, 55, 8B, EC, 8B, 55, 08, 53, 56, 57, 33, FF, 3B, D7, 74, 07, 8B, 5D, 0C, 3B... 
[+]

Entropy:

6.7416

Code size:

493.5 KB (505,344 bytes)

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