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installer.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 installer.exe by OutBrowse has been detected as adware by 16 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.
Publisher:
OutBrowse  (signed and verified)

MD5:
1fcbe97977ae329232a106e6ed0fb4bd

SHA-1:
8f0ca6da116be13276c95fe032c9e5490e073a67

SHA-256:
a19f280a793e54d18eaffdaa165e81d860c3a5fe0943848d54b768535f3381a8

Scanner detections:
16 / 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:
4/26/2024 3:07:41 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.08.30

Avira AntiVirus
APPL/Downloader.Gen
7.11.169.242

AVG
OutBrowse
2015.0.3368

Comodo Security
Application.Win32.Outbrowse.G
19348

Dr.Web
Adware.Downware.2081
9.0.1.05190

ESET NOD32
Win32/OutBrowse.J potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
8/29/2014

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

IKARUS anti.virus
AdWare.Downware
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.183.13198

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
15.0.0.494

McAfee
Adware-OutBrowse
5600.7024

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.2.61861

Reason Heuristics
PUP.OutBrowse.J
14.8.29.2

Sophos
OutBrowse
4.98

VIPRE Antivirus
Threat.4784459
32210

File size:
108.2 KB (110,800 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/23/2013 7:00:00 PM

Valid to:
10/24/2014 6:59:59 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 4:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:JgXdZt9P6D3XJ7Cn5Ky/9XO3jR0eWSzUu/0WuX:Je344nUQ9OzRgW/czX

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:
7.6872

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file installer.exe has been seen being distributed by the following URL.

http://get.file2desktop.com/DownloadManager/Get?p=301&d=3746&l=3578&n=1&d5=34093&exeurl=http://aa-download.avg.com/filedir/.../avg_free_x86_all_2014_4259a6848.exe&dynamicname=AVG Antivirus Free Edition&d1=5037

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