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nsd759e.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 nsd759e.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:
5b2c3013647f9b2c2533d547e6731daa

SHA-1:
987891f98f042ab0ab94968f3055e7b0700b76cf

SHA-256:
5ccc4fe53eb5923d1ef765798b9ca7cf912a5f7bac15fcd1c924481e1812388f

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:
5/19/2024 4:01:36 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Somoto
2014.12.20

Avira AntiVirus
APPL/Somoto.Gen2
7.11.196.234

avast!
Win32:Somoto-R [PUP]
2014.9-150102

AVG
Generic
2016.0.3241

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.1512

Dr.Web
Trojan.Packed.28357
9.0.1.02

ESET NOD32
Win32/Somoto
9.10907

K7 AntiVirus
Unwanted-Program
13.188.14395

Kaspersky
not-a-virus:Downloader.Win32.Agent
14.0.0.2702

Malwarebytes
PUP.Optional.Somoto.A
v2015.01.02.12

McAfee
Artemis!5B2C3013647F
5600.6897

Panda Antivirus
PUP/MultiToolbar.A
15.01.02.12

Qihoo 360 Security
HEUR/QVM42.0.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Somoto.K
15.1.2.12

Sophos
Somoto BetterInstaller
4.98

Trend Micro House Call
TROJ_GEN.R00GH07LJ14
7.2.2

File size:
279.8 KB (286,472 bytes)

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

Common path:
C:\users\{user}\appdata\local\temp\nsd759e.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):
6144:Mso3tTJJb3T/AkuFrjOMX2FKTbFuXaGtOlLnqUild0pTBkKtZeOnmQQ483:k3tTJJbDzuFrjOMK+QJsq3b2eOnfA

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 nsd759e.tmp has been seen being distributed by the following URL.

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

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