downloadsetup.exe

Setup

Artua Vladislav

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions which inject ads in the browser. The application downloadsetup.exe by Artua Vladislav has been detected as adware by 31 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The file has been seen being downloaded from premiumstorage.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Premium  (signed by Artua Vladislav)

Product:
Setup

Description:
Installer

Version:
2012.5.23.1736

MD5:
b0d0dc60fa77474024e471bb3132dc5c

SHA-1:
05734e83f9aa70af4a69897393901b3c352d65a3

SHA-256:
89d22146305f86d2f2b9a23db50957aed4b030fb59b02bf2962229882a8ba534

Scanner detections:
31 / 68

Status:
Adware

Explanation:
Uses Web-Pick's 'File Product', an Installer which wraps various products and downloads and installs it silently through the process, hosted on TusFiles.

Analysis date:
4/23/2024 6:17:30 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Generic.376680
848

Agnitum Outpost
Riskware.InstallMate
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
14.10.09

Avira AntiVirus
Adware/Bundledz.C
7.11.137.190

avast!
Win32:InstallMate-CJ [PUP]
141003-0

AVG
Adware AdInstaller.PremiumInstaller
2015.0.3326

Bitdefender
Adware.Generic.376680
1.0.20.1410

Bkav FE
HW32.CDB
1.3.0.4959

Clam AntiVirus
Win.Adware.Downware-591
0.98/19488

Comodo Security
Application.Win32.Bundledz.C
17951

Dr.Web
hacktool program Tool.InstallToolbar.79
9.0.1.05190

Emsisoft Anti-Malware
Adware.Generic.376680
8.14.10.09.12

ESET NOD32
Win32/InstallMate.A potentially unwanted application
7.0.302.0

F-Secure
Adware.Generic.376680
11.2014-09-10_5

G Data
Adware.Generic.376680
14.10.24

IKARUS anti.virus
AdWare.Allpremiumsoft
t3scan.1.6.1.0

K7 AntiVirus
Adware
13.183.13333

Malwarebytes
PUP.Optional.InstallRex
v2014.10.09.12

McAfee
Trojan.Artemis!A74B15D4E53B
5600.6982

MicroWorld eScan
Adware.Generic.376680
15.0.0.846

NANO AntiVirus
Riskware.Win32.Downware.ctkpkm
0.28.0.58491

nProtect
Trojan.Generic.8750467
14.05.16.01

Panda Antivirus
PUP/TSUploader
14.10.09.12

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
PUP.Installer.ArtuaVladislav.N
14.10.9.12

Rising Antivirus
PE:Malware.Bundledz!6.11CB
23.00.65.141007

Sophos
InstallRex
4.98

SUPERAntiSpyware
PUP.InstallMate
10310

Trend Micro House Call
HV_INSTALLEREX_CI1954E8.RDXN
7.2.282

Vba32 AntiVirus
Downloader.AdLoad
3.12.24.3

VIPRE Antivirus
Installerex/WebPick
27510

File size:
268.3 KB (274,696 bytes)

Product version:
1.0

Copyright:
Copyright © 2010 Premium

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
2/21/2012 6:00:00 PM

Valid to:
2/21/2013 5:59:59 PM

Subject:
CN=Artua Vladislav, O=Artua Vladislav, STREET=HaRav Dangur 22, L=Bnei Braq, S=Israel, PostalCode=51282, C=IL

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

Serial number:
2E891F383001DD159332A0D089F55CE3

File PE Metadata
Compilation timestamp:
5/6/2012 11:44:06 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:3PqWM4kmSjw/GYjgMOGHuHyohoaZ1bJQC9Hy4Dym8JIKLaxqRPrqAJX:3P7ZbBLuHySDQChy4Om8JIg00jqAJX

Entry address:
0x14A3

Entry point:
55, 8B, EC, 81, EC, 24, 06, 00, 00, 53, 56, 33, F6, 57, 66, 89, B5, E4, FB, FF, FF, 89, 75, F4, 89, 75, FC, FF, 15, 68, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 64, 30, 40, 00, 89, 45, F8, 68, 04, 01, 00, 00, 8D, 85, DC, F9, FF, FF, 50, 56, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, BC, 32, 40, 00, E8, 82, FB, FF, FF, 59, C7, 05, 0C, 44, 40, 00, FD, 00, 00, 00, E9, 13, 02, 00, 00, 50, 68, 98, 32, 40, 00, E8, 67, FB, FF, FF, 59, 59, C7, 05, 0C, 44, 40, 00, FF, 00...
 
[+]

Entropy:
7.9515

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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