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firefox_setup.exe

SetupManager.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 23 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. The installer is marketed through download protals and search ads as the free Mozilla Firefox web browser but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
SetupManager  (signed by Optimum Installer)

Product:
SetupManager.exe

Description:
Firefox Setup

Version:
3.4.7

MD5:
b4e18ec1f3cb87e0553422537b5a4b29

SHA-1:
89eb29b8a19e7d562b12b4f7afb0642ae50a1c0f

SHA-256:
a5fb2f4ea8e7b4d93314aa7a5c40f54b94d85f276b3bdeac98ce0272df705d6f

Scanner detections:
23 / 68

Status:
Adware

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

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/25/2024 1:05:40 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Adware.Agent
7.1.1

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.167.212

avast!
Win32:Installer-J [PUP]
140813-1

AVG
Adware Generic5.ABMW
2014.0.3986

Clam AntiVirus
Win.Adware.Agent-6861
0.98/19289

Comodo Security
ApplicUnwnt.Win32.AdWare.iBryte.H
19235

Dr.Web
Adware.Downware.1143
9.0.1.05190

ESET NOD32
Win32/Adware.iBryte.G application
7.0.302.0

Fortinet FortiGate
Riskware/IBryte
8/18/2014

F-Prot
W32/Ibryte.C.gen
4.6.5.141

G Data
Win32.Adware.Ibryte
14.8.24

IKARUS anti.virus
PUA.OptInstall
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.183.13086

Kaspersky
not-a-virus:AdWare.Win32.Agent
15.0.0.494

Malwarebytes
PUP.Optional.Ibryte
v2014.08.18.02

McAfee
Adware-FOO
5600.7034

NANO AntiVirus
Riskware.Win32.Agent.cspvxt
0.28.2.61519

Norman
Agent.ASWDM
11.20140818

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Reason Heuristics
PUP.Installer.OptimumInstaller.N
14.8.18.13

Sophos
iBryte Optimum Installer
4.98

Vba32 AntiVirus
SScope.Adware.OptimusInstaller.26607
3.12.26.3

VIPRE Antivirus
Threat.4778314
32210

File size:
769.8 KB (788,264 bytes)

Product version:
3.4.7

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:
10/11/2012 1:00:00 AM

Valid to:
11/7/2013 11:59:59 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:
4/19/2013 7:46:41 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:II2p5RW9/x+gJS9qpJ59jwwNZx2SVKDY/EDVRny/aL8hOu5K+ayiWqRt2YBpoC9D:IIbVXExVL8hOu5diWAt1poLi8en

Entry address:
0x534E5

Entry point:
E8, 61, E1, 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, DA, E1, 00, 00, 83, C4, 14, 5D, C3, FF, 35, 24, AD, 4A, 00, E8, 06, 4D, 00, 00, 59, 85, C0, 74, 02, FF, D0, 6A, 19, E8, 31, A3, 00, 00, 6A, 01, 6A, 00, E8, D9, E4, 00, 00, 83, C4, 0C, E9, BA, E3, 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:
6.5503

Code size:
459.5 KB (470,528 bytes)

The file firefox_setup.exe has been seen being distributed by the following 2 URLs.

http://install2.ez-download.com/o/.../Firefox_setup.exe

http://downloader.ez-download.com/download.php?id=f50f27ee9a46be299726aa8dc8d3836e32422266&z=1&p=eyJweSI6ImV6IiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJnYiIsIm8iOiJ3aW44IiwiYiI6ImNoMjYiLCJ1X2lkIjoiZXpfNTE3MzAzNjMwY2M4NTYuNzk0NTA2ODAiLCJwYV9pZCI6IjEiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzY2NDkyMDAzLCJrdyI6ImZpcmVmb3giLCJjdSI6Im1vemlsbGEgZmlyZWZveCIsImNhIjpudWxsfQ==

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