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nsl25fa.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 nsl25fa.tmp by Site on Spot Limited has been detected as adware by 20 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 third party applications, mostly adware toolbars, with legitimate softare. These offers are typically installed onto users' PCs by default, but may include an option to 'opt-out' during or after the installation process.
Publisher:
Site on Spot Limited  (signed and verified)

Version:
1.0.0.1

MD5:
5e0b9409ac670204354b52024305d5a2

SHA-1:
f7951ec03f53398152c253b87b4a353df39f181e

SHA-256:
3544c2b0e8a0dfb298f994b0a95aaadbeec105a2847d3da7c245b1ef83bb37c0

Scanner detections:
20 / 68

Status:
Adware

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:
5/1/2024 6:22:08 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.Somoto.AG
621

AhnLab V3 Security
PUP/Win32.Somoto
2015.05.25

AVG
AdLoad.S
2016.0.3099

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.15525

Bitdefender
Application.Bundler.Somoto.AG
1.0.20.725

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Somoto-2
0.98/21511

Dr.Web
Trojan.Packed.28357
9.0.1.0145

ESET NOD32
Win32/Somoto.G potentially unwanted
9.11678

F-Secure
Application.Bundler.Somoto
11.2015-25-05_2

K7 AntiVirus
Unwanted-Program
13.204.16012

Kaspersky
not-a-virus:Downloader.Win32.Somato
14.0.0.1989

Malwarebytes
PUP.Optional.Somoto.SID.A
v2015.05.25.05

MicroWorld eScan
Application.Bundler.Somoto.AG
16.0.0.435

NANO AntiVirus
Trojan.Nsis.Downloader.dpxxrf
0.30.24.1636

Panda Antivirus
Trj/CI.A
15.05.25.05

Qihoo 360 Security
Win32/Virus.Downloader.912
1.0.0.1015

Reason Heuristics
PUP.Somoto.Bundler
15.5.25.5

Trend Micro House Call
TROJ_GEN.R0C1H07EO15
7.2.145

VIPRE Antivirus
Trojan.Win32.Generic
40526

File size:
418.3 KB (428,288 bytes)

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\nsl25fa.tmp

Digital Signature
Signed by:
Site on Spot Limited

Authority:
thawte, Inc.

Valid from:
1/28/2015 2:00:00 AM

Valid to:
7/10/2015 2:59:59 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:
12/6/2009 12:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:RFlirIULGZ8jv8RPldtK6S9PK4e9h68RCgue:RFCBLXT8XKKx9hz1

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:
7.9404

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file nsl25fa.tmp has been seen being distributed by the following URL.

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

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