setup.exe

Natan Risman

This program bundles adware during the download and install process using the InstaleRex pay-per-install app monetizer. The application setup.exe, “Installer for StarApp” by Natan Risman has been detected as adware by 38 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:
StarApp  (signed by Natan Risman)

Product:
StarApp

Description:
Installer for StarApp

Version:
2013.5.4.1122

MD5:
89dfbd9c4ec73cd3566a01e9b1befee2

SHA-1:
ceb36bdf8a042b12ef4b8a49fceb82250ee9943e

SHA-256:
075e013272940c3aef44b56d55c72547873051bf7a5466d5a32458b60a5a4775

Scanner detections:
38 / 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:
4/24/2024 11:04:00 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.Generic.9549828
797

Agnitum Outpost
Adware.Generic
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.07.01

Avira AntiVirus
ADWARE/InstallRex.Gen
7.11.138.132

avast!
Win32:InstalleRex-AW [PUP]
141119-1

AVG
MalSign.Skodna.Pick
2015.0.3275

Baidu Antivirus
Adware.Win32.Agent
4.0.3.141130

Bitdefender
Trojan.Generic.9549828
1.0.20.1670

Bkav FE
HW32.CDB
1.3.0.4959

Clam AntiVirus
Win.Adware.Agent-6646
0.98/19348

Comodo Security
Application.Win32.InstalleRex.KG
17982

Dr.Web
Adware.Downware.1166
9.0.1.05190

Emsisoft Anti-Malware
Application.Generic.621905
9.0.0.4570

ESET NOD32
Win32/InstalleRex.J potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
11/30/2014

F-Prot
W32/InstallRex.B
v6.4.6.5.141

F-Secure
Trojan.Generic.9549828
11.2014-30-11_1

G Data
Win32.Application.InstalleRex
14.11.24

IKARUS anti.virus
PUP.InstallRex
t3scan.1.6.1.0

K7 AntiVirus
Trojan
13.176.11896

Kaspersky
not-a-virus:AdWare.Win32.Agent
15.0.0.463

Malwarebytes
PUP.Optional.Installex
v2014.11.30.04

McAfee
PUP-FHQ!13921D944D6B
5600.6931

MicroWorld eScan
Trojan.Generic.9549828
15.0.0.1002

NANO AntiVirus
Riskware.Win32.Adware.crcapm
0.28.0.58491

nProtect
Trojan.Generic.9549828
14.04.27.01

Panda Antivirus
PUP/TSUploader
14.11.30.04

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.B5
11.14.14.00

Reason Heuristics
Adware.WebPick.Installer.F
14.11.30.4

Rising Antivirus
PE:PUF.InstallRex!1.9E4C
23.00.65.141128

Sophos
InstallRex
4.98

SUPERAntiSpyware
PUP.InstallRex/Variant
10207

Trend Micro House Call
TROJ_GEN.R0CBH07LK13
7.2.334

Trend Micro
TROJ_SPNR.08IA13
10.465.30

Vba32 AntiVirus
Downloader.AdLoad
3.12.24.3

VIPRE Antivirus
Installerex/WebPick
27690

Zillya! Antivirus
Dropper.Injector.Win32.55108
2.0.0.1790

File size:
284.8 KB (291,632 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2012 StarApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

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

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
6/6/2012 2:00:00 AM

Valid to:
6/7/2013 1:59:59 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:
3/12/2013 9:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:Orkec6Y0JQBkQRl7174NpNUM+UHs+UAw0f0AXW5LB/thRQyc:Orkx63yRl1uqM+gs+Bw0f0j9/jSyc

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file setup.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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