nsc8d9e.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 nsc8d9e.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)

Version:
1.0.0.1

MD5:
2f6cf576d9d5cde9a894926c6322b244

SHA-1:
918f41a09de9e918e5ebcd83236e618a650496ea

SHA-256:
ead965b1b90ef1a9ebcb71c42779eb6423f64a4aac078db14913eeb147eb7f8c

Scanner detections:
18 / 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:
4/19/2024 10:57:50 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Win-PUP/Somoto
2015.01.06

avast!
Win32:Somoto-R [PUP]
2014.9-150712

AVG
Generic
2016.0.3051

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.15712

Bkav FE
W32.HfsAdware
1.3.0.6267

Dr.Web
Trojan.Packed.28357
9.0.1.0193

ESET NOD32
Win32/Somoto
9.10969

Fortinet FortiGate
Riskware/Agent
7/12/2015

K7 AntiVirus
Trojan
13.1814541

Kaspersky
not-a-virus:Downloader.Win32.Agent
14.0.0.1748

Malwarebytes
PUP.Optional.Somoto
v2015.07.12.07

McAfee
RDN/Generic PUP.x!crc
5600.6707

Panda Antivirus
PUP/MultiToolbar.A
15.07.12.07

Qihoo 360 Security
Win32/Virus.Downloader.192
1.0.0.1015

Reason Heuristics
PUP.Somoto.Bundler (M)
15.7.12.7

Sophos
Somoto BetterInstaller
4.98

Trend Micro House Call
TROJ_GEN.R0C1H07LO14
7.2.193

VIPRE Antivirus
Trojan.Win32.Generic
36408

File size:
420.4 KB (430,504 bytes)

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\nsc8d9e.tmp

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
7/2/2014 5:30:00 AM

Valid to:
7/3/2015 5:29:59 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:
12/6/2009 4:20:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:GFdsU36K+07VVLTN1ptIq0HjYda7kzr9Comf6K3w3T:GFSGbVDTN1TPGyMknG6KA3T

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:
7.9413

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file nsc8d9e.tmp has been seen being distributed by the following 2 URLs.

http://sub.u2dbn.net/installers/bi_downloader/.../setup.exe

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