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chrome_setup.exe

WARP INSTALL

The software uses the Optimum Installer/Fusion Installer (Adknowledge) to download and install an offer stack of adware including toolbars, coupon extensions and various unwanted utilities. This installer is just a stub to present offers and download the expected software. The application chrome_setup.exe, “Premium Installer ” by WARP INSTALL has been detected as adware by 36 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. 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:
Premium Installer   (signed by WARP INSTALL)

Product:
Premium Installer

Description:
Premium Installer

Version:
1.3.7.2

MD5:
ef52c677f2a68d45f8e58c9bd113ef1c

SHA-1:
83315254ba5e296ef9d6f8edfe683e4c84b474b2

SHA-256:
9663cb9c43357b8da7889b267025bb3c58ce21cc6ce212bf1b2ca90ae628ae00

Scanner detections:
36 / 68

Status:
Adware

Explanation:
This setup/installer bundles various adware components (toolbars, shopping extensions, utility offers).

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:
4/27/2024 1:26:13 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.Agent.B
798

Agnitum Outpost
PUA.Downloader
7.1.1

AhnLab V3 Security
PUP/Win32.IBryte
14.11.28

Avira AntiVirus
Adware/iBryte.qoemno
7.11.138.176

avast!
Win32:PUP-gen [PUP]
141119-1

AVG
Adware AdPlugin.DC
2014.0.4189

Bitdefender
Application.Bundler.Agent.B
1.0.20.1660

Clam AntiVirus
Win.Trojan.Agent-736274
0.98/19168

Comodo Security
TrojWare.Win32.IBryte.S
17984

Dr.Web
Trojan.Packed.28561
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.OptimumInstaller
14.11.28

ESET NOD32
Win32/AdWare.iBryte.V.gen application
7.0.302.0

Fortinet FortiGate
Riskware/Generic.AC.13751
11/28/2014

F-Prot
W32/DomaIQ.G.gen
v6.4.7.1.166

F-Secure
Application.Bundler.Agent
11.2014-28-11_6

G Data
Win32.Application.PremiumInstaller
14.11.24

IKARUS anti.virus
not-a-virus:Downloader.Win32.Agent
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.176.11663

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

Malwarebytes
PUP.Optional.OptimumInstaller.A
v2014.11.28.11

McAfee
GenericATG-FGI!3B0404F8E1DE
5600.6932

MicroWorld eScan
Application.Bundler.Agent.B
15.0.0.996

NANO AntiVirus
Trojan.Win32.Downware.cvgamb
0.28.0.58491

Norman
Downloader
11.20141128

nProtect
Trojan/W32.Badur.241952
14.06.27.01

Panda Antivirus
Trj/Genetic.gen
14.11.28.11

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Quick Heal
Adware.iBryte.DK4
11.14.14.00

Reason Heuristics
PUP.Installer.WARPINSTALL.M
14.11.28.23

Rising Antivirus
PE:Malware.iBryte!6.14B5
23.00.65.141126

Sophos
iBryte Optimum Installer
4.98

SUPERAntiSpyware
Adware.OptimumInstaller/Variant
10209

Total Defense
Win32/Tnega.XABfAXD
37.0.10836

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.24.3

VIPRE Antivirus
Trojan.Win32.Generic
27698

Zillya! Antivirus
Downloader.Agent.Win32.185140
2.0.0.1773

File size:
227.3 KB (232,736 bytes)

Product version:
1.3.7.2

Copyright:
Copyright (C) 2013 Premium Installer

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
Signed by:
WARP INSTALL

Authority:
VeriSign, Inc.

Valid from:
10/3/2013 8:00:00 PM

Valid to:
9/20/2014 7:59:59 PM

Subject:
CN=WARP INSTALL, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=WARP INSTALL, 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:
52A35E3AC3B67E8CD7BB42D490658BBA

File PE Metadata
Compilation timestamp:
3/30/2014 2:00:15 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:iuKqYrYgV26s+tBzJi0mTHj75G0xSUImY/Wn6bSTMFLzeK/NW5nCpyl:iBqDO26s4lmTHjDUd/W62wlrICpyl

Entry address:
0xF92B

Entry point:
E8, BC, 47, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, A8, A2, 42, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 60, A0, 42, 00, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64, 8B, 1D, 00, 00, 00, 00, 8B, 03, 64, A3, 00, 00, 00, 00, 8B, 45, 08, 8B, 5D, 0C, 8B, 6D, FC, 8B, 63...
 
[+]

Entropy:
6.3991

Code size:
162.5 KB (166,400 bytes)

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

http://browserfixnow.info/browser-update/.../install.php?sid=cpa&uid=&source=WWW-Chrome-US&transaction_id=6b3d0897-a73a-45c4-912d-614b3cbb7312

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