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setup.exe

Somoto Israel

This is the Somoto BetterInstaller, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application setup.exe by Somoto Israel has been detected as adware by 11 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 Israel  (signed and verified)

MD5:
95a972f3bd8fd412715d3eb545e1fde3

SHA-1:
0460e211b1604d98ed5fd85fe949afcad01138ea

SHA-256:
69200a8e85f333c5922abd4d85f2463b2b12a298016fe0abb52a8e0551bf85eb

Scanner detections:
11 / 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:
2/26/2025 9:52:58 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Trojan.MulDrop5.5748
9.0.1.0141

ESET NOD32
Win32/Somoto
8.9829

K7 AntiVirus
Unwanted-Program
13.178.12155

Malwarebytes
PUP.Optional.Somoto
v2014.05.21.12

McAfee
Artemis!95A972F3BD8F
5600.7123

NANO AntiVirus
Trojan.Nsis.Mazel.cwhyud
0.28.0.59921

Panda Antivirus
PUP/MultiToolbar.A
14.05.21.12

Reason Heuristics
PUP.Installer.SomotoIsrael.F
14.8.7.17

SUPERAntiSpyware
Trojan.Agent/Gen-Downloader
10592

Trend Micro House Call
TROJ_GEN.F47V0521
7.2.141

VIPRE Antivirus
BetterInstaller
29452

File size:
205.2 KB (210,112 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller (using Nullsoft Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\setup.exe

Digital Signature
Signed by:
Somoto Israel

Authority:
COMODO CA Limited

Valid from:
7/8/2013 12:00:00 AM

Valid to:
7/8/2018 11:59:59 PM

Subject:
CN=Somoto Israel, O=Somoto Israel, STREET=Habarzel 32, L=Tel Aviv, S=--, PostalCode=69700, C=IL

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

Serial number:
74F2E607D2905C0E3EA9C8AB59942D25

File PE Metadata
Compilation timestamp:
12/5/2009 10:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:bgXdZt9P6D3XJhvOMMY0B/UkoLJxPTr7N2732i54bDrT15mADr9ZCn6mbIKisjaS:be34nvOY0Zqx/7N21KDlcWxGJKEam/RL

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://d31zdb4ug9l3q3.cloudfront.net/installers/bi_downloader/.../setup.exe

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