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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, “Setup ” by Optimum Installer has been detected as adware by 34 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. 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:
Setup

Version:
3.4.8

MD5:
032428a0581c6465d499e2bbee525100

SHA-1:
d48c50b546ebc5049d31cd17b8c523cfa97d0910

SHA-256:
1dd5037bc7de281045b64b10aebc8c55f54b8e0fafe93d649c9d8c217cb258be

Scanner detections:
34 / 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:
4/16/2024 5:10:43 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Generic.526895
760

Agnitum Outpost
Adware.iBryte
7.1.1

AhnLab V3 Security
Adware/Win32.Agent
15.01.05

Avira AntiVirus
Adware/Agent.909545
7.11.140.10

avast!
Win32:Installer-J [PUP]
150102-1

AVG
Adware Generic5.ABOS
2014.0.4253

Bitdefender
Application.Generic.526895
1.0.20.25

Clam AntiVirus
WIN.Adware.Ibryte-116
0.98/18989

Comodo Security
ApplicUnwnt.Win32.AdWare.iBryte.H
18011

Dr.Web
Adware.Downware.1275
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Adware.Graftor.79124
8.15.01.05.05

ESET NOD32
Win32/Adware.iBryte.G application
7.0.302.0

Fortinet FortiGate
Riskware/IBryte
1/5/2015

F-Prot
W32/Ibryte.C.gen
4.6.5.141

F-Secure
Application.Generic.526895
11.2015-05-01_2

G Data
Win32.Adware.OptimumInst
15.1.24

IKARUS anti.virus
Win32.SuspectCrc
t3scan.2.2.29

K7 AntiVirus
Adware
13.176.11595

Kaspersky
not-a-virus:AdWare.Win32.Agent
15.0.0.543

Malwarebytes
PUP.Optional.Ibryte
v2015.01.05.05

McAfee
Program.Adware-FOO
16.8.708.2

MicroWorld eScan
Application.Generic.526895
16.0.0.15

NANO AntiVirus
Riskware.Win32.Agent.csnrpm
0.28.0.58720

Norman
Agent.ASWDM
11.20150105

nProtect
Trojan-Clicker/W32.Agent.909608
14.03.28.01

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Reason Heuristics
PUP.Installer.OptimumInstaller.Q
15.1.5.17

Rising Antivirus
PE:Trojan.Win32.Rouge.d!1075354374
23.00.65.15103

Sophos
PUA 'iBryte Optimum Installer'
5.09

SUPERAntiSpyware
Trojan.Agent/Gen-Ibryte
10134

Total Defense
Win32/Zbot.HIE
37.0.10846

Vba32 AntiVirus
SScope.Adware.OptimusInstaller.26607
3.12.24.3

VIPRE Antivirus
Optimum Installer
27820

Zillya! Antivirus
Adware.Agent.Win32.8160
2.0.0.1790

File size:
878.8 KB (899,880 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:
6/27/2013 8:48:47 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:vXWxL1ht6Dihx4gvv+vtO1hzWoIjJCEKHXo2bi:PCZiihx4gv+Efi1CEKHXlbi

Entry address:
0x58042

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, 53, 4B, 00, E8, A9, 4C, 00, 00, 59, 85, C0, 74, 02, FF, D0, 6A, 19, E8, 63, 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:
6.7368

Code size:
485.5 KB (497,152 bytes)

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

http://secure.oi-installer6.com/7689fe1073f49315342e62af052d175f/o/.../Firefox_Setup.exe

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