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 downloader.ez-download.com.
Publisher:
OutBrowse  (signed and verified)

MD5:
f6770e4f601eecbc4bbddd42d86596bb

SHA-1:
7e970baca5e06121ab14762f9cbca675c1f5d13a

SHA-256:
2767c9b5c1db66a63d79b371f84764a0fa82af22dd72217714b488b04f1cce65

Scanner detections:
20 / 68

Status:
Adware

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

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
5/10/2024 8:57:00 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.03.01

Avira AntiVirus
PUA/Outbrowse.Gen
7.11.212.246

AVG
OutBrowse
2016.0.3184

Comodo Security
Application.Win32.Outbrowse.G
21245

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
2/28/2015

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

G Data
Win32.Application.OutBrowse
15.2.25

K7 AntiVirus
Unwanted-Program
13.1915118

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

Malwarebytes
PUP.Optional.Outbrowse
v2015.02.28.05

McAfee
Program.Adware-OutBrowse
16.8.708.2

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.30.0.296

Quick Heal
TrojanDownloader.NSIS.OutBrowse.B
2.15.14.00

Reason Heuristics
PUP.Installer.Outbrowse
15.2.28.17

Sophos
PUA 'OutBrowse' (of type Adware)
5.11

SUPERAntiSpyware
Adware.Artemis/Variant
10026

VIPRE Antivirus
Threat.4823950
37788

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 6:00:00 PM

Valid to:
10/24/2014 5:59:59 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 3:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:NgXdZt9P6D3XJzCts5Ky/9XO3jR0eWSzUu/0Wy:Ne34UtsUQ9OzRgW/c1

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:
7.6778

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 URL.

http://downloader.ez-download.com/download.php?id=23a0a912fd4ad218814beb3f5bd715001d751573&z=8&p=eyJweSI6ImV6IiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJjYSIsIm8iOiJ3aW43IiwiYiI6ImNoMzIiLCJ1X2lkIjoiZXpfNTJkYWQ2M2FiNGU5MDcuMDE2ODE3NjYiLCJwYV9pZCI6IjgiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzkwMDczNDA0LCJrdyI6ImZpcmVmb3giLCJjdSI6ImZpcmVmb3giLCJjYSI6bnVsbH0=

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