home

downloadsetup.exe

Setup

Natan Risman

This program bundles adware during the download and install process using the InstaleRex pay-per-install app monetizer. The application downloadsetup.exe by Natan Risman has been detected as adware by 29 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The setup program uses Web-Pick's InstalleRex download manager and installer to bundle potentially unwanted ad-supported software which includes toolbars and browser extensions through a pay-per-install monetization scheme.
Publisher:
Premium  (signed by Natan Risman)

Product:
Setup

Description:
Installer

Version:
2012.8.2.1327

MD5:
67c480a80bdc0cd92d7e8c5262f9507b

SHA-1:
8fa90eb5d950a51db58fb1aafa737a5134aa2a9a

SHA-256:
5cfe41a6d56e585f612eccdc35aa47c5c6c7fb8cfc3b9dad76a152f3fc15f4b1

Scanner detections:
29 / 68

Status:
Adware

Explanation:
Uses the InstalleRex from WebPick Internet Holdings to install bundled add-ons including toolbars and other web browser extensions.

Analysis date:
4/18/2024 6:36:15 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.InstallMate
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.07.08

Avira AntiVirus
Adware/InstallMat.C
7.11.138.26

avast!
Win32:InstalleRex-AW [PUP]
2014.9-160214

AVG
MalSign.Skodna
2017.0.2834

Bkav FE
HW32.CDB
1.3.0.4959

Clam AntiVirus
Win.Adware.Downware-591
0.98/19185

Comodo Security
Application.Win32.Bundledz.C
17963

Dr.Web
Adware.Downware.444
9.0.1.045

ESET NOD32
Win32/InstallMate potentially unwanted application
10.7.0.302.0

F-Prot
W32/InstallMate.B
v6.4.6.5.141

F-Secure
Gen:Variant.Strictor.65095
11.2016-14-02_1

G Data
Win32.Application.InstalleRex
16.2.25

IKARUS anti.virus
PUP.InstallRex
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.183.13490

Kaspersky
not-a-virus:Downloader.Win32.AdLoad
14.0.0.664

Malwarebytes
PUP.Optional.InstallRex
v2016.02.14.06

NANO AntiVirus
Riskware.Win32.Downware.cvbqxd
0.28.0.58491

nProtect
Backdoor/W32.Clack.301504
14.06.24.01

Panda Antivirus
PUP/TSUploader
16.02.14.06

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
PUP.WebPick.NatanRisman.Installer (M)
16.2.14.6

Rising Antivirus
PE:PUF.InstallRex!1.9E4C
23.00.65.16212

Sophos
InstallRex
4.98

SUPERAntiSpyware
Trojan.Agent/Gen-InstallMate
9324

Total Defense
Win32/Tnega.aDQSBaD
37.0.10856

Trend Micro House Call
HV_INSTALLREX_CI052D46.RDXN
7.2.45

VIPRE Antivirus
Installerex/WebPick
27576

Zillya! Antivirus
Downloader.Adload.Win32.16891
2.0.0.1805

File size:
285.8 KB (292,608 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:
Natan Risman

Authority:
COMODO CA Limited

Valid from:
6/6/2012 5:30:00 AM

Valid to:
6/7/2013 5:29:59 AM

Subject:
CN=Natan Risman, O=Natan Risman, STREET=Gordon 6, L=Tel Aviv, S=Israel, PostalCode=63407, C=IL

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

Serial number:
34640F50A673F31E25EF247830CCA289

File PE Metadata
Compilation timestamp:
7/28/2012 8:01:25 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:3W9pwwKeFqzDNQkoSt3g3+gJAAKpsfy7Zy9HsN9XNUh0uTDq4C:3WQwxCQEtj6AhmyVKsNtNU2uTDq4C

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:
7.9539

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.

http://storagenl.info/.../

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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