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teamviewer7_downloader_by_downloadba.exe

Somoto Ltd.

Somoto uses a monetization platform known as the 'Better Installer' to provide the ability of 3rd party developers to bundle various adware packages through an affiliate pay-per-install program. The application teamviewer7_downloader_by_downloadba.exe, “Powered by BetterInstaller” by Somoto has been detected as adware by 13 anti-malware scanners. The program is a setup application that uses the Somoto BetterInstaller installer. Includes the Somoto BetterInstaller, an adware installer that will bundle offers for additional third party applications, mostly adware toolbars, with legitimate softare and may be installed without adequate user consent.
Publisher:
Somoto Ltd.  (signed and verified)

Description:
Powered by BetterInstaller

Version:
1.2.0.0

MD5:
491b3a9de42f0f192bc01b5cb9947c44

SHA-1:
4aab4cde7b4c982a923a00cb9785b9085336d256

SHA-256:
9ad2731d4324ddbd77c9298a2990a02708e8588da874f9d59107722cbe3e9e60

Scanner detections:
13 / 68

Status:
Adware

Explanation:
Uses the Somoto 'BetterInstaller' to bundle additional (unwanted) software during install without adequate consent.

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:
4/23/2024 10:43:27 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/Somoto.Gen2
7.11.115.18

avast!
Win32:Somoto-B [PUP]
2014.9-150719

Clam AntiVirus
Win.Adware.Somoto
0.98/18155

Comodo Security
Application.Win32.Somoto.A
17313

Dr.Web
Adware.Somoto.17
9.0.1.0200

ESET NOD32
Win32/Somoto (variant)
9.9080

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

Malwarebytes
PUP.Optional.Somoto
v2015.07.19.09

Reason Heuristics
PUP.Somoto.Bundler (M)
15.7.19.9

Sophos
Somoto BetterInstaller
4.95

SUPERAntiSpyware
Adware.Somoto
9744

Trend Micro House Call
TROJ_GEN.R00JH0AKL13
7.2.200

VIPRE Antivirus
BetterInstaller
23608

File size:
154.4 KB (158,144 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\downloads\teamviewer7_downloader_by_downloadba.exe

Digital Signature
Signed by:
Somoto Ltd.

Authority:
COMODO CA Limited

Valid from:
9/20/2011 8:00:00 AM

Valid to:
9/20/2014 7:59:59 AM

Subject:
CN=Somoto Ltd., O=Somoto Ltd., STREET=PO Box 58096, L=Tel Aviv, S=--, PostalCode=61580, C=IL

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

Serial number:
00841D099D16B738F34172FEEFE1D2574F

File PE Metadata
Compilation timestamp:
12/17/2010 5:14:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
3072:i22ihA0m3BJP0AQny3IGeKEtqR2rGnsmLlvuAYBZOaZ2xXd:dA0m3D0At3iRHGnBLABZOaZ0

Entry address:
0x39AC

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 97, 46, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, 42, 43, 00, 00, 6A, 00, E8, AB, 46, 00, 00, 6A, 08, A3, 88, 4C, 42, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, 38, 4D, 42, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, A4, A2, 40, 00, E8, F0, 45, 00, 00, 83, EC, 0C, 68, A5, A2, 40, 00, 68, 68, 4D, 42, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, FE, 42, 00, 00, 52, 52, 50, 68, 00, D0, 42, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, 39, 42, 00, 00, 83...
 
[+]

Entropy:
7.5675

Code size:
28.5 KB (29,184 bytes)

The file teamviewer7_downloader_by_downloadba.exe has been seen being distributed by the following URL.

http://downloadcdn.betterinstaller.com/installers/d/.../TeamViewer7_downloader_by_downloadba.exe

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