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teamviewer.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 teamviewer.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.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
5d5e29bfe3735478e2d117d2ebe97cfa

SHA-1:
fa2768b13ed9bf0bc99141e61f581baba45ab635

SHA-256:
f5f6dc211fcd873af84d31d1b5299a40cc05009e0d5f64722729477cd47c30a5

Scanner detections:
18 / 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:
4/25/2024 8:51:00 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/OutBrowse.lwasp
7.11.208.62

avast!
OutBrowse-G [PUP]
150129-1

AVG
Generic
2016.0.3206

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.AltBrowse.HY
20989

Dr.Web
Adware.Downware.2081
9.0.1.05190

ESET NOD32
Win32/OutBrowse.AR potentially unwanted application
7.0.302.0

G Data
Win32.Application.Outbrowse
15.2.25

K7 AntiVirus
Unwanted-Program
13.193.14894

Kaspersky
not-a-virus:AdWare.Win32.OutBrowse
15.0.0.543

Malwarebytes
PUP.Optional.OutBrowse
v2015.02.06.07

McAfee
Program.Adware-OutBrowse.a
16.8.708.2

NANO AntiVirus
Trojan.Win32.OutBrowse.dgnlgr
0.30.0.65070

nProtect
Trojan-Clicker/W32.Inffinity.570064
15.02.06.01

Reason Heuristics
PUP.Outbrowse
15.2.6.19

Sophos
PUA 'OutBrowse Revenyou'
5.09

VIPRE Antivirus
Threat.4784459
37240

File size:
556.7 KB (570,064 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\My documents\downloads\teamviewer.exe

Digital Signature
Signed by:
OUTBROWSE

Authority:
COMODO CA Limited

Valid from:
4/7/2014 10:00:00 AM

Valid to:
4/8/2015 9:59:59 AM

Subject:
CN=OUTBROWSE, O=OUTBROWSE, STREET=Bialik Number: 143, L=Ramat Gan, S=Israel, PostalCode=5252337, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00A5F03C3A375C11FD6C1C160EE8BFF923

File PE Metadata
Compilation timestamp:
12/6/2009 8:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:hGd9HqJxg+WJY8yB6iVKy6wMpslKgAXGF9TMNenE+H:h0yW+WJY+4KHwMpsBh9INen

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:
7.9764

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file teamviewer.exe has been seen being distributed by the following 3 URLs.

http://get.download2desktop.com/DownloadManager/Get?file=Get2&p=414&d=9892&l=9338&n=1&productname=free-downloadss.com&d1=1&d2=1&d3=1&d4=1&d5=150140&exeurl=http://downloadeu1.teamviewer.com/.../TeamViewer_Setup.exe&dynamicname=TeamViewer&filename=TeamViewer

http://get.file20desktop.com/DownloadManager/Get2?p=414&d=9892&l=9338&n=1&productname=free-downloadss.com&d1=1&d2=1&d3=1&d4=1&d5=150140&exeurl=http://downloadeu1.teamviewer.com/.../TeamViewer_Setup.exe&dynamicname=TeamViewer&filename=TeamViewer

http://www.ifreeupdates.com/.../download.php?id=5419142feaf7b&i=150140

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