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 21 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 get.file2desktop.com and multiple other hosts.
Publisher:
OutBrowse  (signed and verified)

MD5:
1476ec59e16f270a523a2282c57f57bf

SHA-1:
977733c956fefe7bb1b52864df48bb7e4cd1cc00

SHA-256:
606a77557b422b109e9e7b2da7f548d7fae9fcbad48ee804909b20b6a3a10a67

Scanner detections:
21 / 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:
12/26/2024 5:32:36 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.08.16

Avira AntiVirus
APPL/Downloader.Gen
7.11.167.130

AVG
OutBrowse
2015.0.3383

Comodo Security
Application.Win32.Outbrowse.G
19199

Dr.Web
Adware.Downware.1664
9.0.1.0225

ESET NOD32
Win32/OutBrowse.G potentially unwanted application
8.7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
8/13/2014

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

G Data
Win32.Application.OutBrowse
14.8.24

IKARUS anti.virus
AdWare.Downware
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.183.13054

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.3411

Malwarebytes
PUP.Optional.OutBrowse
v2014.08.13.04

McAfee
Trojan.Artemis!33366BE40585
5600.7039

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.2.61519

Panda Antivirus
Trj/NsisDownloader.A
14.08.13.04

Quick Heal
TrojanDownloader.NSIS.OutBrowse.B
8.14.14.00

Reason Heuristics
PUP.Installer.OutBrowse.F
14.8.13.14

Sophos
OutBrowse
4.98

VIPRE Antivirus
Threat.4823950
32210

File size:
106.6 KB (109,184 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:

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:tgXdZt9P6D3XJbC95Ky/9XO3jR0eWSzUu/0Wz:te3489UQ9OzRgW/cC

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:
7.6775

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 5 URLs.

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