home

firefox_setup.exe

DownloadManager.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 35 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:
DownloadManager  (signed by Optimum Installer)

Product:
DownloadManager.exe

Description:
Firefox Setup

Version:
2.4.1

MD5:
afdc8309228adb55edb3b6867f7bfbe3

SHA-1:
dda1cc3d6d339b9e5bf66d0c7ad21501b43b813b

SHA-256:
0a03b3027bff6c1e7a5c0634f3ccc80094971058df4ea054e203ea851b90dc18

Scanner detections:
35 / 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:
4/26/2024 6:52:12 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Trojan.Generic.8819250
486

Agnitum Outpost
Adware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.IBryte
15.10.06

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.150.242

avast!
Win32:Installer-J [PUP]
2014.9-151006

AVG
Adware Generic5
2016.0.2964

Bitdefender
Application.Generic.514087
1.0.20.1395

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
WIN.Adware.Ibryte-107
0.98/19869

Comodo Security
ApplicUnwnt.Win32.AdWare.iBryte.H
18308

Dr.Web
Adware.Downware.917
9.0.1.0279

Emsisoft Anti-Malware
MemScan:Trojan.Generic.8819250
8.15.10.06.02

ESET NOD32
Win32/Adware.iBryte.F application
9.7.0.302.0

Fortinet FortiGate
Riskware/IBryte
10/6/2015

F-Prot
W32/Ibryte.C.gen
v6.4.6.5.141

F-Secure
MemScan:Trojan.Generic.8819250
11.2015-06-10_3

G Data
Application.Generic.514087
15.10.24

IKARUS anti.virus
Win32.SuspectCrc
t3scan.1.6.1.0

K7 AntiVirus
Adware
13.185.13965

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.1317

Malwarebytes
Adware.IBryte
v2015.10.06.02

McAfee
Adware-FOO
5600.6620

MicroWorld eScan
Application.Generic.514087
16.0.0.837

NANO AntiVirus
Trojan.Win32.Downware.cstcrs
0.28.0.59921

Norman
MemScan:Trojan.Generic.8819250
11.20151006

nProtect
Trojan-Clicker/W32.Graftor.702248.B
14.11.10.01

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Quick Heal
PUA.Optimumins.Gen
10.15.14.00

Reason Heuristics
PUP.Adknowledge.OptimumInstaller.Installer (M)
15.10.6.14

Rising Antivirus
PE:Adware.iBryte!6.FB5
23.00.65.151004

Sophos
PUA 'iBryte Optimum Installer'
5.10

Trend Micro House Call
HV_OPTIMUM_CG0934BE.RDXN
7.2.279

Vba32 AntiVirus
SScope.Adware.OptimusInstaller.26607
3.12.26.0

VIPRE Antivirus
Threat.4778314
34232

Zillya! Antivirus
Adware.Agent.Win32.8033
2.0.0.1980

File size:
719.3 KB (736,552 bytes)

Product version:
2.4.1

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 8:00:00 PM

Valid to:
11/7/2013 6:59:59 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:
2/22/2013 3:46:37 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:XiovH4oVeRF2NDvG6c1pN6kzxQrkA+3VYIBWJpEKONrtxEk5:XiY4osRF2NDmpN6HrkfVBrXxP5

Entry address:
0x4FEE1

Entry point:
E8, 27, E3, 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, A0, E3, 00, 00, 83, C4, 14, 5D, C3, FF, 35, 34, 4B, 4A, 00, E8, 2A, 4E, 00, 00, 59, 85, C0, 74, 02, FF, D0, 6A, 19, E8, 57, A8, 00, 00, 6A, 01, 6A, 00, E8, 9F, E6, 00, 00, 83, C4, 0C, E9, 80, E5, 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:
6.4892

Code size:
444 KB (454,656 bytes)

Remove firefox_setup.exe - Powered by Reason Core Security
herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.