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nsjb32e.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 nsjb32e.tmp by Somoto has been detected as adware by 12 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:
0677cde8dd41fbb5da925dedbbc9a632

SHA-1:
4fc7b6971d325c5d3616efe7d54d6cbe6f8e439b

SHA-256:
14bf88d76eecf0a5a3a3f20b5e948468384c3ce601bbc17402afccbbde62530b

Scanner detections:
12 / 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:
12/26/2024 6:47:31 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.101Alemi
2014.11.20

Avira AntiVirus
APPL/Somoto.Gen2
7.11.187.160

avast!
Win32:Somoto-R [PUP]
2014.9-141119

AVG
Generic
2015.0.3285

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.141119

Dr.Web
Trojan.Packed.28357
9.0.1.0323

ESET NOD32
Win32/Somoto
8.10751

Malwarebytes
PUP.Optional.Somoto.A
v2014.11.19.11

McAfee
Artemis!0677CDE8DD41
5600.6941

Reason Heuristics
PUP.Somoto.K
14.11.19.22

Sophos
Somoto BetterInstaller
4.98

Trend Micro House Call
Suspicious_GEN.F47V1118
7.2.323

File size:
279.8 KB (286,472 bytes)

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

Common path:
C:\users\{user}\appdata\local\temp\nsjb32e.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:Mso3CQhQopuSbSFTFdaZzK0SanXreo3N+Prat4uqrmt:k3CGQoZ21jaZzJSan7eMemyl6

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 nsjb32e.tmp has been seen being distributed by the following URL.

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

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