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avirafreeantivirus_downloader_by_avira.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 avirafreeantivirus_downloader_by_avira.exe, “Powered by BetterInstaller” by Somoto has been detected as adware by 18 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:
2.0.0.0

MD5:
511ecfcaa9b8cdbe59d5aa96c92ccb4a

SHA-1:
497edb2e9d0c6d1a3b7569c513a1f50fdf5c9743

SHA-256:
c5c540631aa0b1292518479de1e78a1f767eb0f89b900d54d154573579ef3e51

Scanner detections:
18 / 68

Status:
Adware

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

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:
4/25/2024 6:11:39 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/Somoto.Gen2
7.11.125.28

avast!
Win32:PUP-gen [PUP]
2014.9-140118

AVG
AdInstaller.Somoto
2015.0.3590

Bkav FE
W32.Clod412.Trojan
1.3.0.4613

Clam AntiVirus
Adware.Somoto-1
0.98/18155

Comodo Security
Application.Win32.Somoto.A
17609

Dr.Web
Adware.Somoto.17
9.0.1.018

ESET NOD32
Win32/Somoto
8.9289

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.175.10837

Kaspersky
not-a-virus:Downloader.NSIS.Agent
14.0.0.4447

Malwarebytes
PUP.Optional.Somoto
v2014.01.18.03

NANO AntiVirus
Trojan.Win32.Agent.cruvdt
0.28.0.57029

Reason Heuristics
PUP.BetterInstaller.Somoto.g
14.8.7.17

Sophos
Somoto BetterInstaller
4.96

SUPERAntiSpyware
Adware.Somoto/Variant
10838

Vba32 AntiVirus
Downloader.Agent
3.12.24.3

VIPRE Antivirus
BetterInstaller
25428

File size:
162.7 KB (166,616 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Language:
Language Neutral

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

Digital Signature
Signed by:
Somoto Ltd.

Authority:
COMODO CA Limited

Valid from:
9/19/2011 8:00:00 PM

Valid to:
9/19/2014 7:59:59 PM

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 4:14:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
3072:Z22ihA0m3BJf0vUU+SOyeH+/mwtsI3PWEkKLmu+3kx75JCEb:aA0m3T0vV+sJ/mK3PpkKjQkxdPb

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:
7.5994

Code size:
28.5 KB (29,184 bytes)

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

http://downloadcdn.betterinstaller.com/installers/0/.../Avirafreeantivirus_downloader_by_Avira.exe

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