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download.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 download.exe by OutBrowse has been detected as adware by 18 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 goo.gl and multiple other hosts.
Publisher:
OutBrowse  (signed and verified)

MD5:
3084e250299e097d77127c3d460bf7cd

SHA-1:
c1800d384006928dbc4add17ed2fc3a1a4583836

SHA-256:
b55b3eb1ddd1d6d3dd4773fe537099664557f9ec8389ed7168aaa703aee59600

Scanner detections:
18 / 68

Status:
Adware

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

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:
4/20/2024 2:08:25 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
MalSign.OutBrowse
2014.0.3616

Bkav FE
W32.Clod5a5.Trojan
1.3.0.4613

Comodo Security
Application.Win32.OutBrowse.~B
17556

Dr.Web
Adware.Downware.1664
9.0.1.0357

ESET NOD32
Win32/OutBrowse (variant)
7.9252

Fortinet FortiGate
Riskware/NSIS_OutBrowse
12/23/2013

herdProtect (fuzzy)
variant of ramrush.exe (Adware)
2014.1.2.10

K7 AntiVirus
Unwanted-Program
13.175.10735

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.4576

Malwarebytes
PUP.Optional.Smart
v2013.12.23.08

McAfee
Artemis!3084E250299E
5600.7272

NANO AntiVirus
Trojan.Win32.OutBrowse.crkqqe
0.28.0.57029

Reason Heuristics
PUP.OutBrowse.I
14.8.7.20

Sophos
Generic PUA MB
4.96

Trend Micro House Call
TROJ_GEN.F47V1125
7.2.357

Vba32 AntiVirus
Downloader.OutBrowse
3.12.24.3

VIPRE Antivirus
OutBrowse
25108

ViRobot
Trojan.Win32.Agent.87672
2011.4.7.4223

File size:
614.2 KB (628,976 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/24/2013 4:00:00 AM

Valid to:
10/25/2014 3:59:59 AM

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:
12/6/2009 2:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:gK5cWN3aPbD3x6imu00ufz6HSkdxvN+RrA55N2uSgcbUe6Q8SAEe3nTJli:gQrNKPbDVmH0uf+HSkHl+RsnNFSgcD6y

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:
7.9746

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file download.exe has been seen being distributed by the following 5 URLs.

http://goo.gl/Z19IBt

http://cdn.file2desktop.com/.../FacebookChatInstantMessenger.exe

http://cdn.file2desktop.com/.../FacebookChatInstantMessenger.exe

http://cdn.file2desktop.com/.../FacebookChatInstantMessenger.exe

http://www.softalternatives.com/download.exe

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