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nsh1643.tmp

Site on Spot Limited

This is the Somoto BetterInstaller, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The file nsh1643.tmp by Site on Spot Limited has been detected as adware by 8 anti-malware scanners. The program is a setup application that uses the Somoto BetterInstaller installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from sub.symiosisoak.com.
Publisher:
Site on Spot Limited  (signed and verified)

Version:
1.0.0.1

MD5:
e23b2e6f3c29773fbaab8c05cb79204d

SHA-1:
4b71e6b9f703999ab14d15313e958c52696e4e40

SHA-256:
9f787a80642ab9bbf1faf28931a2513169cdf54a135bcdee0123a727385c7bd6

Scanner detections:
8 / 68

Status:
Adware

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:
5/3/2024 3:24:07 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
AdLoad.S
2016.0.3182

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.1533

ESET NOD32
Win32/Somoto.G potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.200.15139

Kaspersky
not-a-virus:Downloader.Win32.Agent
15.0.0.543

Reason Heuristics
PUP.Bundler.Somoto
15.5.3.0

Trend Micro House Call
TROJ_GEN.R0E9H07BN15
7.2.62

VIPRE Antivirus
Threat.4150696
38050

File size:
418.2 KB (428,272 bytes)

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

Common path:
C:\users\{user}\appdata\local\temp\nsh1643.tmp

Digital Signature
Signed by:
Site on Spot Limited

Authority:
thawte, Inc.

Valid from:
1/28/2015 1:00:00 AM

Valid to:
7/10/2015 1:59:59 AM

Subject:
CN=Site on Spot Limited, O=Site on Spot Limited, L=Tel Aviv, S=Israel, C=IL

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
477E336D7B42EDDDED42DABF6FAB572F

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:IsxFac6GnU5YG1dOFfc8kv95tHyUekaE1LBGIeMch6UnW4YTRN78N4wzsqPRZNp:BFJ6GPQOFk75raExpch6wSIN3zBPR/p

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 nsh1643.tmp has been seen being distributed by the following URL.

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

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