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file_installer_downloader-9wst9peu.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 file_installer_downloader-9wst9peu.exe by Somoto Israel has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the Somoto BetterInstaller installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from d22m524upushgv.cloudfront.net and multiple other hosts.
Publisher:
Somoto Israel  (signed and verified)

MD5:
606fa0dd6ed5846f53920fc6b5aebe8f

SHA-1:
24d36e6187a736ded7f852be4bf93e28e2ca8bfa

SHA-256:
47be462e75ab78e4432a6955e570245d942152c3a1b7ddcb4badebcebf5f9ccb

Scanner detections:
16 / 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:
8/16/2025 3:30:49 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Somoto-O [PUP]
2014.9-140509

AVG
Downloader
2015.0.3479

Clam AntiVirus
Trojan.Agent-267630
0.98/213

Comodo Security
Application.Win32.Somoto.DTL
18243

Dr.Web
Trojan.MulDrop4.11744
9.0.1.0129

ESET NOD32
Win32/Somoto
8.9778

K7 AntiVirus
Unwanted-Program
13.177.12041

Malwarebytes
PUP.Optional.Somoto
v2014.05.09.05

McAfee
Artemis!606FA0DD6ED5
5600.7135

NANO AntiVirus
Trojan.Nsis.Mazel.cwhyud
0.28.0.59608

Panda Antivirus
PUP/MultiToolbar.A
14.05.09.05

Qihoo 360 Security
Win32/Virus.Downloader.394
1.0.0.1015

Reason Heuristics
PUP.SomotoIsrael.c
14.8.7.17

Sophos
Somoto BetterInstaller
4.98

Trend Micro House Call
TROJ_GEN.F47V0506
7.2.129

VIPRE Antivirus
Trojan.Win32.Generic
29026

File size:
231.4 KB (236,944 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\downloads\file_installer_downloader-9wst9peu.exe

Digital Signature
Signed by:
Somoto Israel

Authority:
COMODO CA Limited

Valid from:
7/7/2013 9:00:00 PM

Valid to:
7/8/2018 8:59:59 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:
12/17/2010 7:14:15 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
6144:gJ380oeGMY0ZqUtHYJ5/NhM4vSrVxXk7/DgAPo:gF80oeG7WoV3M46rVxXkzDQ

Entry address:
0x380C

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 87, 4D, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, 2A, 4A, 00, 00, 6A, 00, E8, 9B, 4D, 00, 00, 6A, 08, A3, 28, F9, 42, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, D8, F9, 42, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, 4C, A2, 40, 00, E8, E0, 4C, 00, 00, 83, EC, 0C, 68, 4D, A2, 40, 00, 68, 08, FA, 42, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, E6, 49, 00, 00, 52, 52, 50, 68, 00, 80, 43, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, 29, 49, 00, 00, 83...
 
[+]

Code size:
30 KB (30,720 bytes)

The file file_installer_downloader-9wst9peu.exe has been seen being distributed by the following 2 URLs.

http://d22m524upushgv.cloudfront.net/installers/cli/.../file_installer_downloader-9WST9pEu.exe

https://logic.bijscode.com/dl?source_slug=qspartnerstvsoi&affiliate_slug=file_installer1&software_name=file_installer&software_download_url=https://download.r.worldssl.net/installers/8/.../file_installer1_downloader_by_file_installer1.exe&software_filename=.exe&software_filesize=161

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