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adobe-reader.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 adobe-reader.exe by OutBrowse has been detected as adware by 17 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 installer is marketed through download protals and search ads as Adobe's free Reader but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
OutBrowse  (signed and verified)

MD5:
dcaaed8e2f648306bb3c43d7fede6449

SHA-1:
f3eadf8677260b29c764c55240858ed7571f88ef

SHA-256:
c5f7095255397953f14908e06a3fd86e2df833dabff432c62f2bde17b01ac667

Scanner detections:
17 / 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:
4/23/2024 8:27:28 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.12.19

Avira AntiVirus
APPL/Downloader.Gen
7.11.196.160

AVG
Adware MultiBundle.M
2014.0.4235

Comodo Security
Application.Win32.Outbrowse.G
20412

Dr.Web
Adware.Downware.2081
9.0.1.05190

ESET NOD32
Win32/OutBrowse.K potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
12/19/2014

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

K7 AntiVirus
Unwanted-Program
13.188.14380

Malwarebytes
PUP.Optional.Outbrowse
v2014.12.19.12

McAfee
Program.Adware-OutBrowse
16.8.708.2

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.6.64267

Reason Heuristics
PUP.OutBrowse.M
14.12.18.23

Sophos
PUA 'OutBrowse' (of type Adware)
5.09

SUPERAntiSpyware
Adware.Artemis/Variant
10169

VIPRE Antivirus
Threat.4784459
35418

File size:
105.5 KB (108,024 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\adobe-reader.exe

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/23/2013 5:00:00 PM

Valid to:
10/24/2014 4:59:59 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 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:VgXdZt9P6D3XJmCX5Ky/9XO3jR0eWSzUu/0Ww:Ve34VXUQ9OzRgW/cF

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:
7.6786

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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