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nsn2e11.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 nsn2e11.tmp by Somoto has been detected as adware by 17 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. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from sub.holabonitina.com.
Publisher:
Somoto Ltd.  (signed and verified)

Version:
1.0.0.1

MD5:
b603b936a24e37649c1aae6ad02001b0

SHA-1:
d6ec8916eab3ff6ac74af373ba7c4ec9371d6d3d

SHA-256:
b97ad60cf7d1e7fbe7c5b0ab5a2c9ee7aad13cf199fe460d72aa03e41075ed10

Scanner detections:
17 / 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:
4/25/2024 3:32:05 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Win-PUP/Somoto
2015.02.16

avast!
Win32:Somoto-R [PUP]
2014.9-150314

AVG
Downloader
2016.0.3170

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.15314

Comodo Security
Application.Win32.Somoto.GDP
21093

Dr.Web
Trojan.Packed.28357
9.0.1.073

ESET NOD32
Win32/Somoto.G potentially unwanted
9.11181

K7 AntiVirus
Unwanted-Program
13.194.14970

Kaspersky
not-a-virus:Downloader.Win32.Agent
14.0.0.2346

Malwarebytes
PUP.Optional.Somoto
v2015.03.14.06

McAfee
Artemis!B603B936A24E
5600.6826

Panda Antivirus
PUP/MultiToolbar.A
15.03.14.06

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

Reason Heuristics
PUP.Bundler.Somoto
15.3.14.18

Sophos
Somoto BetterInstaller
4.98

Trend Micro House Call
Suspicious_GEN.F47V0208
7.2.73

VIPRE Antivirus
Trojan.Win32.Generic
37598

File size:
420.4 KB (430,488 bytes)

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

Common path:
C:\users\{user}\appdata\local\temp\nsn2e11.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:jsxFxSIIIlc78oTcnlgYvLT4pZtKisTFIodpwRDbB1yN5NuZeLQ5f8opBw:2FxSIXlc7lwm2PYtKdndpeDbi5kgQhm

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 nsn2e11.tmp has been seen being distributed by the following URL.

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

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