UltraVNC_downloader_by_Downloadnetpl.exe

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 application UltraVNC_downloader_by_Downloadnetpl.exe, “Powered by BetterInstaller” by Somoto has been detected as adware by 15 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)

Description:
Powered by BetterInstaller

Version:
2.0.0.0

MD5:
890a93fe3fe987fc237e33923d5f989a

SHA-1:
167ac992aba2d7052c5daee43d46aee45479bcbe

SHA-256:
37dc9e046aa437e0127d124ff8afab426f2986194b309053cb30b0f5e43a0420

Scanner detections:
15 / 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:
4/25/2024 4:09:08 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/Somoto.Gen2
7.11.121.78

avast!
Win32:PUP-gen [PUP]
2014.9-140423

AVG
AdInstaller.Somoto
2015.0.3496

Clam AntiVirus
Adware.Somoto-1
0.98/18355

Comodo Security
Application.Win32.Somoto.A
17479

Dr.Web
Adware.Somoto.17
9.0.1.0113

ESET NOD32
Win32/Somoto
8.9190

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

Malwarebytes
PUP.Optional.Somoto
v2014.04.23.01

Reason Heuristics
PUP.BetterInstaller.Somoto.e
14.8.7.17

Sophos
Somoto BetterInstaller
4.96

SUPERAntiSpyware
Adware.Somoto/Variant
10649

Trend Micro House Call
TROJ_GEN.R08NH0ALG13
7.2.113

Vba32 AntiVirus
Downloader.Agent
3.12.24.3

VIPRE Antivirus
BetterInstaller
24610

File size:
162.8 KB (166,688 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\ultravnc_downloader_by_downloadnetpl.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
9/19/2011 8:00:00 PM

Valid to:
9/19/2014 7:59:59 PM

Subject:
CN=Somoto Ltd., O=Somoto Ltd., STREET=PO Box 58096, L=Tel Aviv, S=--, PostalCode=61580, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00841D099D16B738F34172FEEFE1D2574F

File PE Metadata
Compilation timestamp:
12/17/2010 4:14:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
3072:x22ihA0m3BJf0v0ddJJgo5xfUelqn8n0IDAr8t328dj+HKHA7ivsvMV:SA0m3T0vUOExNqkHt3Vj+qHA7ivsvMV

Entry address:
0x39AC

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 97, 46, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, 42, 43, 00, 00, 6A, 00, E8, AB, 46, 00, 00, 6A, 08, A3, 88, 4C, 42, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, 38, 4D, 42, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, A4, A2, 40, 00, E8, F0, 45, 00, 00, 83, EC, 0C, 68, A5, A2, 40, 00, 68, 68, 4D, 42, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, FE, 42, 00, 00, 52, 52, 50, 68, 00, D0, 42, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, 39, 42, 00, 00, 83...
 
[+]

Entropy:
7.5990

Code size:
28.5 KB (29,184 bytes)

The file UltraVNC_downloader_by_Downloadnetpl.exe has been seen being distributed by the following URL.

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