home

setup.exe

OutBrowse

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application setup.exe by OutBrowse has been detected as adware by 20 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The file has been seen being downloaded from dl1.app2desktop.com and multiple other hosts.
Publisher:
OutBrowse  (signed and verified)

MD5:
aff0cfb4a17706a289dead827d0bd22e

SHA-1:
f5df8fa1b29339314b8f398e3a036dc975a2294b

SHA-256:
26b46ee54486614be783438d3294c05df6516208ccde725bdc866bc82c09b97b

Scanner detections:
20 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

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 1:08:28 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.12.18

Avira AntiVirus
APPL/Downloader.Gen
7.11.196.132

AVG
OutBrowse
2015.0.3257

Comodo Security
Application.Win32.Outbrowse.G
20402

Dr.Web
Adware.Downware.1664
9.0.1.05190

ESET NOD32
Win32/OutBrowse.G potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
12/17/2014

F-Prot
W32/Outbrowse.B.gen
v6.4.7.1.166

G Data
Win32.Application.OutBrowse
14.12.24

K7 AntiVirus
Unwanted-Program
13.188.14368

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
15.0.0.543

Malwarebytes
PUP.Optional.Outbrowse
v2014.12.17.10

McAfee
Program.Adware-OutBrowse
16.8.708.2

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.6.64267

Quick Heal
TrojanDownloader.NSIS.OutBrowse.B
12.14.14.00

Reason Heuristics
PUP.Installer.OutBrowse.F
14.12.17.22

Sophos
PUA 'OutBrowse' (of type Adware)
5.09

SUPERAntiSpyware
Adware.Artemis/Variant
10171

VIPRE Antivirus
Threat.4823950
35418

File size:
106.6 KB (109,144 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\setup.exe

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/23/2013 8:00:00 PM

Valid to:
10/24/2014 7:59:59 PM

Subject:
CN=OutBrowse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=OutBrowse, L=Ramat Gan, S=Ramat Gan, C=IL

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:
56A6FE571611B68C9224798AD62913CA

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:/gXdZt9P6D3XJbCN5Ky/9XO3jR0eWSzUu/0Wr:/e34cNUQ9OzRgW/ca

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.6773

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file setup.exe has been seen being distributed by the following 2 URLs.

http://dl1.app2desktop.com/.../Get?p=1955&d=3073&l=2935&n=1&productname=itunes&d1=5&d2=1&d3=1&d4=6&d5=00000253

http://download.download-new.com/download.php?id=a90d326c253845c25a85ca38d14ee6d7841cbc87&z=8&p=eyJweSI6ImR3IiwicnMiOiJnIiwicnQiOiJzIiwiYyI6InVzIiwibyI6IndpbjciLCJiIjoiY2gzMSIsInVfaWQiOiJkd181MmNmMzY0NmFlZWI5My44MTk1OTY2Ni5mZWZiNjNjZDYyODY4OWMwMzI4YWZmZmFlZjM5MjY5MSIsInBhX2lkIjoiOCIsInN0X2lkIjoiMCIsInNwX2lkIjoiMDAwMC0wMjUzIiwidHMiOjEzODkzMTE1NTgsImt3IjoiaXR1bmVzIiwiY3UiOiIiLCJjYSI6bnVsbH0

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