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nsed382.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 nsed382.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:
a604b49c9f3099931f47798f1add2220

SHA-1:
4b1a5378e7f21099c10c23262357fa2965c38adb

SHA-256:
682f1b73c2d6329955f701af94da21035385e62c5ea7da30b1d1c669cb79bde6

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:
4/30/2024 2:48:46 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Somoto
2014.12.24

Avira AntiVirus
APPL/Somoto.Gen2
7.11.197.154

avast!
Win32:Somoto-R [PUP]
2014.9-141224

AVG
Generic
2015.0.3251

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.141224

Dr.Web
Trojan.Packed.28357
9.0.1.0358

ESET NOD32
Win32/Somoto
8.10922

K7 AntiVirus
Unwanted-Program
13.188.14426

Kaspersky
not-a-virus:Downloader.Win32.Agent
14.0.0.2749

Malwarebytes
PUP.Optional.Somoto.A
v2014.12.24.05

McAfee
Artemis!A604B49C9F30
5600.6907

Panda Antivirus
PUP/MultiToolbar.A
14.12.24.05

Qihoo 360 Security
Win32/Virus.Downloader.192
1.0.0.1015

Reason Heuristics
PUP.Somoto.K
14.12.24.5

Sophos
Somoto BetterInstaller
4.98

Trend Micro House Call
TROJ_GEN.R047H07LN14
7.2.358

File size:
279.8 KB (286,504 bytes)

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

Common path:
C:\users\{user}\appdata\local\temp\nsed382.tmp

Digital Signature
Signed by:
Somoto Ltd.

Authority:
Thawte, Inc.

Valid from:
7/2/2014 1:00:00 AM

Valid to:
7/3/2015 12:59:59 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 10:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:sso3TYprQr7EjcuAAzN/efLiX3O+WlMApK:E3TG2TuAMdnZ2K

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...
 
[+]

Entropy:
7.8926

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file nsed382.tmp has been seen being distributed by the following URL.

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

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