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nsz71cb.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 nsz71cb.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. The file has been seen being downloaded from sub.frogyearleap.com.
Publisher:
Site on Spot Limited  (signed and verified)

Version:
1.0.0.1

MD5:
f25745de0eb63e9332f93bc79148fe2e

SHA-1:
c14eaf47d35e4ab5ff44a224595f52690ba83082

SHA-256:
e17655bb6a3a4da8054d8acfabc6e2b7419e131e30760f0bac2184873b46248f

Scanner detections:
8 / 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:
4/25/2024 6:22:12 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
AdLoad.S
2016.0.3155

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.15329

Dr.Web
Trojan.Packed.28357
9.0.1.088

ESET NOD32
Win32/Somoto.G potentially unwanted
9.11292

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

Reason Heuristics
PUP.Bundler.Somoto
15.5.3.0

Trend Micro House Call
TROJ_GEN.R047H07C915
7.2.88

VIPRE Antivirus
Trojan.Win32.Generic
38268

File size:
418.3 KB (428,296 bytes)

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

Common path:
C:\windows\temp\nsz71cb.tmp

Digital Signature
Signed by:
Site on Spot Limited

Authority:
thawte, Inc.

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):
12288:ZFTQgwZ1jG0YNoSmM+RcNiTKgFLPVye15D2ONRoiu:ZFTQgEEoM+RcI+gFLd3hNxu

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 nsz71cb.tmp has been seen being distributed by the following URL.

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

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