download.exe

Rafael Leviev

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 download.exe, “Installer for StarApp” by Rafael Leviev has been detected as adware by 37 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 Rafael Leviev)

Product:
StarApp

Description:
Installer for StarApp

Version:
2013.8.6.1937

MD5:
961259edaf346b851947c97b5b7cf14d

SHA-1:
301af1597a03b7860ebc40207a7db90cfdfef9dd

SHA-256:
10ea5ceba5d340c7f0bc2ed00430615ac22df20301a1b5f37abd0873e8aa698a

Scanner detections:
37 / 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:
4/26/2024 10:18:42 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.InstallRex.2
381

Agnitum Outpost
Adware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.11.30

Avira AntiVirus
Adware/Agent.aeph.2
7.11.189.146

avast!
Win32:InstalleRex-U [PUP]
2014.9-160119

AVG
Skodna.Pick
2017.0.2859

Baidu Antivirus
Adware.Win32.Agent
4.0.3.16119

Bitdefender
Application.Generic.678769
1.0.20.95

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.6379

Clam AntiVirus
Win.Adware.Agent-6586
0.98/19413

Comodo Security
Application.Win32.InstalleRex.KG
20233

Dr.Web
Adware.Downware.1166
9.0.1.019

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.InstallRex
8.16.01.19.09

ESET NOD32
Win32/InstalleRex.J potentially unwanted application
10.7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
1/19/2016

F-Prot
W32/InstallRex.B
v6.4.6.5.141

F-Secure
Riskware.Gen:Variant.Application.Bundler
11.2016-19-01_3

G Data
Win32.Application.InstalleRex
16.1.24

IKARUS anti.virus
PUA.InstallRex
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.186.14174

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.791

Malwarebytes
PUP.Optional.Installex
v2016.01.19.09

McAfee
PUP-FHQ
5600.6515

MicroWorld eScan
Gen:Variant.Application.Bundler.InstallRex.2
17.0.0.57

NANO AntiVirus
Riskware.Win32.Agent.crfilp
0.28.6.63726

Norman
Gen:Variant.Application.Bundler.InstallRex.2
11.20160119

nProtect
Trojan-Clicker/W32.Agent.300096
14.08.25.01

Panda Antivirus
PUP/TSUploader
16.01.19.09

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.B5
1.16.14.00

Reason Heuristics
Adware.WebPick.Installer (M)
16.1.19.21

Rising Antivirus
PE:Malware.Agent!6.25
23.00.65.16117

Sophos
InstallRex
4.98

SUPERAntiSpyware
PUP.InstallRex/Variant
9375

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4150696
40552

Zillya! Antivirus
Trojan.StartPage.Win32.19333
2.0.0.1995

File size:
293.6 KB (300,600 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)

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
1/29/2013 7:00:00 PM

Valid to:
1/30/2014 6:59:59 PM

Subject:
CN=Rafael Leviev, O=Rafael Leviev, STREET=Shoshan 2, L=Lod, S=Shfela, PostalCode=71456, C=IL

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

Serial number:
008E0D8F39B2E360E15B22563ED8C6879A

File PE Metadata
Compilation timestamp:
3/12/2013 4:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:KrkF6Y0JQBkQRl7174NpNUM+UHs+T87bUw4Ms9Cbk8rFK7S6B8ON+FU1nr1m6:KrkF63yRl1uqM+gs+VzHp8rF2dN+FUHp

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 download.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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