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nsc6c02.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 nsc6c02.tmp by Somoto has been detected as adware by 9 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:
f8af3781a546cb75b4a621c5877fac8e

SHA-1:
7ba72f6f34af5fc9008b31224c57ad7163710859

SHA-256:
1bab58f584b4f074b22dd4ea0711aba27d2f41eb228a5456d0d358269ee6f144

Scanner detections:
9 / 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:
6/29/2025 8:56:38 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Win-PUP/Somoto
2014.10.22

Avira AntiVirus
APPL/Somoto.Gen2
7.11.180.40

avast!
Win32:Somoto-R [PUP]
2014.9-141021

AVG
Generic
2015.0.3315

K7 AntiVirus
Unwanted-Program
13.184.13741

Malwarebytes
PUP.Optional.Somoto.A
v2014.10.21.11

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

Reason Heuristics
PUP.Somoto.K
14.10.21.11

Sophos
Somoto BetterInstaller
4.98

File size:
205.6 KB (210,528 bytes)

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

Common path:
C:\users\{user}\appdata\local\temp\nsc6c02.tmp

Digital Signature
Signed by:
Somoto Ltd.

Authority:
Thawte, Inc.

Valid from:
7/1/2014 5:00:00 PM

Valid to:
7/2/2015 4:59:59 PM

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 2:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:5so3vWC/BThZfEzjxz3iwi9Fe376ZWk1alW:Z3uC/BlZQjxz3iwwFe3zialW

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:
7.8266

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file nsc6c02.tmp has been seen being distributed by the following 5 URLs.

http://www.download-servers.com/.../dl.php?r=vu_vo2_&rr=G&sct=AGR

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

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

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

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

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