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nsz1623.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 nsz1623.tmp by Somoto has been detected as adware by 18 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:
7c528efb862799a9c1f67a0d64b11834

SHA-1:
6945213937a4e0add64931b82e86a6c582967f86

SHA-256:
387bbced5a5b0dd6cd94c5b4c8514df259833dfe4bae38c23b263632dda107f8

Scanner detections:
18 / 68

Status:
Adware

Explanation:
Uses the Somoto 'BetterInstaller' to bundle additional (unwanted) software during install without adequate consent.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/30/2024 2:19:34 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Somoto
2015.01.06

Avira AntiVirus
APPL/Somoto.Gen2
7.11.199.188

avast!
Win32:Somoto-R [PUP]
2014.9-150214

AVG
Generic
2016.0.3198

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.15214

Bkav FE
W32.HfsAdware
1.3.0.6267

Dr.Web
Trojan.Packed.28357
9.0.1.045

ESET NOD32
Win32/Somoto
9.10971

K7 AntiVirus
Unwanted-Program
13.1814541

Kaspersky
not-a-virus:Downloader.Win32.Agent
14.0.0.2487

Malwarebytes
PUP.Optional.Somoto.A
v2015.02.14.03

McAfee
Artemis!7C528EFB8627
5600.6854

Panda Antivirus
PUP/MultiToolbar.A
15.02.14.03

Qihoo 360 Security
Win32/Virus.Downloader.192
1.0.0.1015

Reason Heuristics
PUP.Somoto
15.2.14.16

Sophos
Somoto BetterInstaller
4.98

Trend Micro House Call
TROJ_GEN.R047H07LP14
7.2.45

Zillya! Antivirus
Downloader.Agent.Win32.231890
2.0.0.2027

File size:
279.8 KB (286,488 bytes)

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

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):
6144:cso3tcEh9l4E/EmPmFC16zNvAM8tAlm59AgKiXSdhAZTi:03tcEJv/EwmFBBvAMikObX2SJi

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 nsz1623.tmp has been seen being distributed by the following URL.

http://sub.srcconfig.com/installers/bi_downloader/.../setup.exe

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