Setup.exe

Optimum Installer

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application Setup.exe, “Setup ” by Optimum Installer has been detected as adware by 37 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. The file has been seen being downloaded from a.cloudfiftyfive.com.
Publisher:
OptimumInstaller  (signed by Optimum Installer)

Product:
OptimumInstaller

Description:
Setup

Version:
2.0.28

MD5:
262d6d5dade4815d1bf957753f1fd064

SHA-1:
ae2db58e6edbe6c7f43f6161cb84add7c2a3ee7b

SHA-256:
7480247c3f410a573d7c0a30aa602d55e48160dd4122e17796bf8ce1398b7f47

Scanner detections:
37 / 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:
11/5/2024 4:50:22 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Generic.352089
395

Agnitum Outpost
Adware.Generic
7.1.1

AhnLab V3 Security
16.01.06

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.30.172

avast!
Win32:Installer-J [PUP]
2014.9-160106

AVG
Adware Generic5
2017.0.2873

Bitdefender
Adware.Generic.352089
1.0.20.30

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
WIN.Adware.IBryte-21
0.98/19988

Comodo Security
ApplicUnwnt.Win32.AdWare.iBryte.I
17963

Dr.Web
Adware.Downware.618
9.0.1.06

Emsisoft Anti-Malware
Adware.Generic.352089
8.16.01.06.10

ESET NOD32
Win32/Adware.iBryte.D application
10.7.0.302.0

Fortinet FortiGate
Riskware/IBryte
1/6/2016

F-Prot
W32/Optim.A.gen
v6.4.6.5.141

F-Secure
Adware.Generic.352089
11.2016-06-01_4

G Data
Win32.Adware.OptimumInst
16.1.24

IKARUS anti.virus
Win32.SuspectCrc
t3scan.2.2.29

K7 AntiVirus
Adware
13.176.11510

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.858

Malwarebytes
PUP.Bundle.Installer.OI
v2016.01.06.10

McAfee
Program.Adware-FOO
5600.6529

MicroWorld eScan
Adware.Generic.352089
17.0.0.18

NANO AntiVirus
Trojan.Win32.Downware2.cstadc
0.28.0.58491

Norman
Adware.Generic.352089
11.20160106

nProtect
Trojan-Clicker/W32.iBryte.595240
14.03.20.02

Panda Antivirus
Trj/Agent.MIZ
16.01.06.10

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Quick Heal
Adware.iBryte.CK4
1.16.14.00

Reason Heuristics
PUP.Adknowledge.OptimumInstaller.Installer (M)
16.1.6.10

Rising Antivirus
PE:Adware.iBryte!1.6600
23.00.65.16104

Sophos
PUA 'iBryte Optimum Installer'
5.12

Trend Micro House Call
HV_OPTIMUM_CB24334B.TOMC
7.2.6

Trend Micro
TROJ_AGENT_057919.TOMB
10.465.06

Vba32 AntiVirus
3.12.24.3

VIPRE Antivirus
Threat.4778314
39486

Zillya! Antivirus
Adware.Agent.Win32.7982
2.0.0.1778

File size:
582.3 KB (596,264 bytes)

Product version:
2.0.28

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\setup.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
10/10/2012 5:00:00 PM

Valid to:
11/7/2013 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:
7C5F27B776ADBBB7943F700066A490BF

File PE Metadata
Compilation timestamp:
11/27/2012 8:04:28 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:pgJwz2jLCJj2Og5jzEY0LfOR97uSipht9ZZG501sg6p9o:pgJpjLCAOIzEYBb7uSmt9ZZG21So

Entry address:
0x44820

Entry point:
E8, 05, EB, 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, 7E, EB, 00, 00, 83, C4, 14, 5D, C3, FF, 35, 6C, F1, 48, 00, E8, 7B, 4F, 00, 00, 59, 85, C0, 74, 02, FF, D0, 6A, 19, E8, B8, A6, 00, 00, 6A, 01, 6A, 00, E8, 7D, EE, 00, 00, 83, C4, 0C, E9, 5E, ED, 00, 00, 8B, FF, 55, 8B, EC, 8B, 55, 08, 53, 56, 57, 33, FF, 3B, D7, 74, 07, 8B, 5D, 0C, 3B, DF, 77, 1E, E8, A0, 03, 00, 00, 6A, 16, 5E, 89, 30, 57, 57, 57, 57, 57, E8, 64, C8, FF, FF, 83, C4, 14...
 
[+]

Entropy:
6.4151

Code size:
393 KB (402,432 bytes)

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

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