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download.exe

Lior Sela

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 Lior Sela 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 Lior Sela)

Product:
StarApp

Description:
Installer for StarApp

Version:
2013.5.19.1709

MD5:
09db1c9f6b83449aa02f3185945018c6

SHA-1:
267afdf7ad1329e3a5ef2f7b0d2d65c508c257f5

SHA-256:
9894641db4877c26069ff68b89656f93d08502046f13a347cc84d1864208e962

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:
5/11/2024 1:15:42 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Generic.642338
801

Agnitum Outpost
Adware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.06.21

Avira AntiVirus
ADWARE/InstallRex.Gen
7.11.155.242

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

AVG
Skodna.Pick
2015.0.3279

Baidu Antivirus
Adware.Win32.Agent
4.0.3.141126

Bitdefender
Application.Generic.642338
1.0.20.1650

Bkav FE
HW32.CDB
1.3.0.4959

Clam AntiVirus
Win.Adware.Agent-7273
0.98/19246

Comodo Security
Application.Win32.InstalleRex.KG
18615

Dr.Web
Adware.Downware.1252
9.0.1.05190

Emsisoft Anti-Malware
Adware.Generic.646133
9.0.0.4570

ESET NOD32
Win32/InstalleRex.J potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
11/26/2014

F-Prot
W32/InstallRex.B.gen
v6.4.7.1.166

F-Secure
Application.Generic.642338
11.2014-26-11_4

G Data
Application.Generic.642338
14.11.24

IKARUS anti.virus
PUP.InstallRex
t3scan.1.6.1.0

K7 AntiVirus
Trojan
13.177.12109

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

Malwarebytes
PUP.Optional.Installex
v2014.11.26.05

McAfee
PUP-FHQ
5600.6935

MicroWorld eScan
Application.Generic.642338
15.0.0.990

NANO AntiVirus
Riskware.Win32.Agent.creefe
0.28.0.60253

nProtect
Trojan-Clicker/W32.Agent.292640
14.04.24.02

Panda Antivirus
PUP/TSUploader
14.11.26.05

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.B5
11.14.14.00

Reason Heuristics
Adware.WebPick.Installer.I
14.11.26.5

Rising Antivirus
PE:Malware.Agent!6.25
23.00.65.141124

Sophos
InstallRex
4.98

SUPERAntiSpyware
PUP.InstallRex/Variant
10215

Trend Micro House Call
TROJ_GEN.R0CBH07LK13
7.2.330

Trend Micro
TROJ_SPNR.08IA13
10.465.26

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4753027
29708

Zillya! Antivirus
Worm.Luder.Win32.749
2.0.0.1832

File size:
294.3 KB (301,400 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)

Digital Signature
Signed by:
Lior Sela

Authority:
COMODO CA Limited

Valid from:
1/21/2013 6:00:00 PM

Valid to:
1/22/2014 5:59:59 PM

Subject:
CN=Lior Sela, O=Lior Sela, STREET=Moshe Sharet 46, L=Beer Sheva, S=Beer Sheva, PostalCode=84786, C=IL

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

Serial number:
00D39C56B89258E40E737B2AEDA8D3D3E5

File PE Metadata
Compilation timestamp:
3/12/2013 2:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:RrV26Y0JQBkQRl7174NpNUM+UHs+V+qys5Ztdq754jpYkQSZCd3o:RrV263yRl1uqM+gs+suL3W2JZCq

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 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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