GumNotes_downloader_by_GumNotes.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 GumNotes_downloader_by_GumNotes.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:
1.2.0.0

MD5:
87aa673ff4f854567f04dd9a03c23426

SHA-1:
07fae488bf6dd02da41ed767cdb6d9dd8e8b561a

SHA-256:
2c1fd538bbadc246bae595fd74e179ad2c96dd58f8b08d51d6ae9865a800d1cb

Scanner detections:
17 / 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 3:20:32 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Somoto
7.1.1

AhnLab V3 Security
PUP/Win32.BetterInstaller
14.04.08

Avira AntiVirus
APPL/Somoto.Gen2
7.11.141.178

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

Clam AntiVirus
Win.Adware.Somoto
0.98/18355

Comodo Security
Application.Win32.Somoto.A
18064

Dr.Web
Adware.Somoto.17
9.0.1.098

ESET NOD32
Win32/Somoto (variant)
8.9646

Fortinet FortiGate
Riskware/Somoto
4/8/2014

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.176.11684

Malwarebytes
PUP.Optional.Somoto
v2014.04.08.02

Panda Antivirus
PUP/MultiToolbar.A
14.04.08.02

Reason Heuristics
PUP.BetterInstaller.Somoto.FF
14.8.7.17

Sophos
Somoto BetterInstaller
4.98

SUPERAntiSpyware
Adware.Somoto
10679

VIPRE Antivirus
BetterInstaller
28115

File size:
154.5 KB (158,168 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\gumnotes_downloader_by_gumnotes.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:q22ihA0m3BJP0Ae4KAAHns4tkBgqkNybc2PVENnFlj:FA0m3D0Ae3/MYItbc/NnFx

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:
7.5680

Code size:
28.5 KB (29,184 bytes)

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

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