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download.exe

Alexey Kurilenko

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application download.exe, “Installer for QuickSet” by Alexey Kurilenko has been detected as adware by 25 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:
QuickSet  (signed by Alexey Kurilenko)

Product:
QuickSet

Description:
Installer for QuickSet

Version:
2013.11.20.1837

MD5:
8bbef8424779e1b305d9e6e2d70134b6

SHA-1:
35569baedc870084af05e6cc02df09971cfb0700

SHA-256:
05a862ec06233c401c0f512b2f6c0c64019f0823f2421c21c5bb3a0e12af7cfe

Scanner detections:
25 / 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:
4/20/2024 2:41:16 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Downloader
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.07.29

Avira AntiVirus
Adware/InstallRex.Q
7.11.164.86

avast!
Win32:InstalleRex-AZ [PUP]
2014.9-160212

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.4959

Comodo Security
Application.Win32.InstalleRex.KG
19012

Dr.Web
Adware.Downware.1719
9.0.1.043

ESET NOD32
Win32/InstalleRex.L potentially unwanted application
10.7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
2/12/2016

G Data
Win32.Application.InstalleRex
16.2.24

IKARUS anti.virus
PUP.InstallRex
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.181.12872

Kaspersky
Trojan.Win32.AntiFW
14.0.0.675

Malwarebytes
PUP.Optional.InstalleRex
v2016.02.12.02

McAfee
PUP-FHQ
5600.6492

NANO AntiVirus
Riskware.Win32.Downware.crcxkg
0.28.2.61148

Panda Antivirus
PUP/TSUploader
16.02.12.02

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
2.16.14.00

Reason Heuristics
Adware.WebPick.Installer (M)
16.2.12.2

Rising Antivirus
PE:Malware.Adload!6.EAD
23.00.65.16210

Sophos
InstallRex
4.98

SUPERAntiSpyware
Adware.InstalleRex/Variant
9329

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4150696
31208

File size:
304.7 KB (312,008 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2013 QuickSet

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:
Alexey Kurilenko

Authority:
COMODO CA Limited

Valid from:
7/18/2013 9:00:00 PM

Valid to:
7/19/2014 8:59:59 PM

Subject:
CN=Alexey Kurilenko, O=Alexey Kurilenko, STREET="Str. Sums'ka, 28", L=Kharkiv, S=Kharkivska, PostalCode=61057, C=UA

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

Serial number:
00EC26735E2AD490D07645FA7A606FA1EE

File PE Metadata
Compilation timestamp:
3/12/2013 5:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:qrkx9uEo2S1YnQmCX492DkwNP3qpYFkXdlP5IO5/OoCVHuy6SHZ86riVZkiizoM:qrkHu6/eIo4RXdrIO5/OpVHd6Ky6rizm

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 communications in live environments.

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

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=66288444&publisher_id=628&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=198865332&external_id=0&session_id=397730664&hardware_id=464019108&installer_file_name=download

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