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nsze112.tmp

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 file nsze112.tmp by Somoto has been detected as adware by 16 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)

MD5:
b62eee993dddfdaf498a54e746bb4b81

SHA-1:
502bc1823e896746d56e53dfd66838d057917d38

SHA-256:
09f6804958a42bb5c5154d8b541811a3d78b28bc3ae173254024f1b761dfc446

Scanner detections:
16 / 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:
5/27/2024 1:09:24 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Somoto
2014.12.20

Avira AntiVirus
APPL/Somoto.Gen2
7.11.196.212

avast!
Win32:Somoto-R [PUP]
2014.9-141225

AVG
Generic
2015.0.3250

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.141225

Dr.Web
Trojan.Packed.28357
9.0.1.0359

ESET NOD32
Win32/Somoto
8.10903

K7 AntiVirus
Unwanted-Program
13.188.14380

Kaspersky
not-a-virus:Downloader.Win32.Agent
14.0.0.2744

Malwarebytes
PUP.Optional.Somoto.A
v2014.12.25.04

McAfee
Artemis!B62EEE993DDD
5600.6906

Panda Antivirus
PUP/MultiToolbar.A
14.12.25.04

Qihoo 360 Security
Win32/Virus.Downloader.192
1.0.0.1015

Reason Heuristics
PUP.Somoto.K
14.12.25.4

Sophos
Somoto BetterInstaller
4.98

Trend Micro House Call
TROJ_GEN.R047H07LI14
7.2.359

File size:
279.8 KB (286,472 bytes)

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

Common path:
C:\users\{user}\appdata\local\temp\nsze112.tmp

Digital Signature
Signed by:
Somoto Ltd.

Authority:
Thawte, Inc.

Valid from:
7/2/2014 2:00:00 AM

Valid to:
7/3/2015 1:59:59 AM

Subject:
CN=Somoto Ltd., O=Somoto Ltd., L=Tel Aviv, S=Israel, C=IL

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
6A0C39D0252522A9C448352858ACAACB

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:MQIURTXJq39jk3jVoyxAoH3y0F/Vo1wn4XbsfMpHdFR5yxgpLHfsCqAO+uZ7fN2s:Mso39jkzO/oXy1a6/v5tQMu5f4C0fjC

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file nsze112.tmp has been seen being distributed by the following URL.

http://sub.cutruno.info/installers/bi_downloader/.../setup.exe

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