SurfStyle_downloader_by_Fonts101.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 SurfStyle_downloader_by_Fonts101.exe, “Powered by BetterInstaller” by Somoto has been detected as adware by 17 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:
2.1.0.0

MD5:
c139e71823339d5dbf19bdb3f99cbe4c

SHA-1:
f1542778306dc35491146d71ad8f59bd276d9f23

SHA-256:
b3cee90ec796d1d5be2a48b9ecca941e5de16b8bd74e328ff9214e540f7b03c8

Scanner detections:
17 / 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 12:20:01 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Somoto
7.1.1

Avira AntiVirus
APPL/Somoto.Gen2
7.11.142.34

avast!
Win32:Somoto-F [PUP]
2014.9-140408

AVG
AdInstaller.Somoto
2015.0.3510

Clam AntiVirus
Adware.Somoto-1
0.98/18355

Comodo Security
Application.Win32.Somoto.A
18072

Dr.Web
Adware.Somoto.17
9.0.1.098

ESET NOD32
Win32/Somoto
8.9653

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

Kaspersky
not-a-virus:Downloader.NSIS.Agent
14.0.0.4045

Malwarebytes
PUP.Optional.Somoto
v2014.04.08.11

NANO AntiVirus
Trojan.Win32.Agent.cruvhh
0.28.0.59048

Panda Antivirus
PUP/MultiToolbar.A
14.04.08.11

Reason Heuristics
PUP.BetterInstaller.Somoto.a
14.8.7.17

Sophos
Somoto BetterInstaller
4.98

SUPERAntiSpyware
Adware.Somoto
10677

VIPRE Antivirus
BetterInstaller
28152

File size:
159.4 KB (163,232 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\surfstyle_downloader_by_fonts101.exe

Digital Signature
Signed by:

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:H22ihA0m3BJf0ADk2pa+dYHf3hdKKLlB9HiVTJsJdb:YA0m3T0AuWmf3hnLlLOgdb

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:
7.5869

Code size:
28.5 KB (29,184 bytes)

The file SurfStyle_downloader_by_Fonts101.exe has been seen being distributed by the following URL.

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