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HDStream_downloader_by_HDStream.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 HDStream_downloader_by_HDStream.exe, “Powered by BetterInstaller” by Somoto has been detected as adware by 24 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:
733f541cecb5f88ba869ab687205f162

SHA-1:
cd9908faecfbd540532ba66d674fbdb9b9a7e64c

SHA-256:
ac1f7e66a8b99cf8e0db080a732bd8f9fe5e94ad20ec431f343cdb28b5b3c220

Scanner detections:
24 / 68

Status:
Adware

Explanation:
Uses the Somoto 'BetterInstaller' to bundle additional (unwanted) software during install without adequate consent.

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:
12/26/2024 7:24:34 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Somoto
7.1.1

AhnLab V3 Security
PUP/Win32.BetterInstaller
14.04.23

Avira AntiVirus
APPL/Somoto.Gen2
7.11.141.94

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

AVG
AdInstaller.Somoto
2015.0.3496

Baidu Antivirus
HackTool.Win32.Downloader
4.0.3.14423

Clam AntiVirus
Adware.Somoto-1
0.98/18355

Comodo Security
Application.Win32.Somoto.A
18052

Dr.Web
Adware.Somoto.17
9.0.1.0113

ESET NOD32
Win32/Somoto
8.9639

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

G Data
NSIS.Application.Somoto
14.4.24

K7 AntiVirus
Unwanted-Program
13.176.11663

Kaspersky
not-a-virus:Downloader.NSIS.Agent
14.0.0.3975

Malwarebytes
PUP.Optional.Somoto.A
v2014.04.23.01

NANO AntiVirus
Trojan.Win32.Agent.cruvdt
0.28.0.58873

Panda Antivirus
PUP/MultiToolbar.A
14.04.23.01

Qihoo 360 Security
Win32/Virus.Downloader.c73
1.0.0.1015

Reason Heuristics
PUP.BetterInstaller.Somoto.FF
14.8.7.17

Sophos
Somoto BetterInstaller
4.98

SUPERAntiSpyware
Adware.Somoto/Variant
10649

Trend Micro House Call
TROJ_GEN.R047B01AF14
7.2.113

Vba32 AntiVirus
Downloader.Agent
3.12.26.0

VIPRE Antivirus
BetterInstaller
28046

File size:
160.8 KB (164,680 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Language:
Language Neutral

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

Digital Signature
Signed by:
Somoto Ltd.

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:X22ihA0m3BJf0vSV2voNQ+FEkPoSBuod7rAGMG5TvCzIn+ER:oA0m3T0vn0hoSBuA0GlWI+I

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:
7.5949

Code size:
28.5 KB (29,184 bytes)

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

https://download.r.worldssl.net/installers/5/.../HDStream_downloader_by_HDStream.exe

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