chrome_setup.exe

SetupManager.exe

Optimum Installer

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application chrome_setup.exe, “Chrome Setup ” by Optimum Installer has been detected as adware by 32 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 Google's Chrome web browser but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
SetupManager  (signed by Optimum Installer)

Product:
SetupManager.exe

Description:
Chrome Setup

Version:
3.4.8

MD5:
297d05735748a56883ff607d9bb855bf

SHA-1:
9620518e045b72fc05b2a99ef83ee9ef3c8d3374

SHA-256:
299026e0f45aaca227d0de9c584969ed72b6b416df660edbf17326664b593e65

Scanner detections:
32 / 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:
12/14/2018 7:16:05 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
7.1.1

AhnLab V3 Security
Adware/Win32.Agent
16.02.09

Avira AntiVirus
Adware/Agent.aecefe
7.11.141.72

avast!
Win32:Installer-J [PUP]
2014.9-160209

AVG
Adware Generic5
2017.0.2839

Bitdefender
Application.Generic.526895
1.0.20.200

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
WIN.Adware.Ibryte-137
0.98/20238

Comodo Security
ApplicUnwnt.Win32.AdWare.iBryte.H
18047

Dr.Web
Adware.Downware.1246
9.0.1.040

ESET NOD32
Win32/Adware.iBryte.G application
10.7.0.302.0

Fortinet FortiGate
Riskware/IBryte
2/9/2016

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

G Data
Win32.Adware.OptimumInst
16.2.24

IKARUS anti.virus
Win32.SuspectCrc
t3scan.2.2.29

K7 AntiVirus
Trojan
13.176.11784

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.688

Malwarebytes
PUP.Optional.Ibryte
v2016.02.09.10

McAfee
Program.Adware-FOO
5600.6495

MicroWorld eScan
Application.Generic.526895
17.0.0.120

NANO AntiVirus
Riskware.Win32.Agent.ctvmvt
0.28.0.59288

Norman
Agent.ASWDM
11.20160209

nProtect
Trojan-Clicker/W32.Agent.909608
14.03.18.01

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Quick Heal
PUA.Optimumins.Gen
2.16.14.00

Reason Heuristics
PUP.Adknowledge.OptimumInstaller.Installer (M)
16.2.9.10

Rising Antivirus
PE:Malware.iBryte!6.61
23.00.65.16207

Sophos
PUA 'iBryte Optimum Installer'
59

Total Defense
Win32/Zbot.HIE
37.0.10911

Vba32 AntiVirus
SScope.Adware.OptimusInstaller.26607
3.12.26.0

VIPRE Antivirus
Optimum Installer
28036

Zillya! Antivirus
Adware.Agent.Win32.8293
2.0.0.1775

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\chrome_setup.exe

Digital Signature
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:n1lGPEEYAlOhiu3gpBQ4bM+8Ot6eCgLxHX47x7HVf:XGPju3gpBtobP6xHXC7HVf

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)

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

Remove chrome_setup.exe - Powered by Reason Core Security