setup.exe

Appit

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 setup.exe, “Installer for Appit” by Alexey Kurilenko 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:
GreatSoft  (signed by Alexey Kurilenko)

Product:
Appit

Description:
Installer for Appit

Version:
2014.2.13.1623

MD5:
59f95ddd2c6793244296623e065d9635

SHA-1:
bb7c2df975da922b81e71e66c4890c2a91b85d76

SHA-256:
6c0c65f6987842dee3cdab0091d9844aed0d33972eaf54acb083e9e519c55b5b

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:
4/29/2024 4:02:36 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.Generic.11001711
1009

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
14.05.02

Avira AntiVirus
Adware/InstalleRex.1719
7.11.143.98

avast!
Win32:InstalleRex-AP [PUP]
2014.9-140502

Bitdefender
Trojan.Generic.11001711
1.0.20.610

Bkav FE
HW32.CDB
1.3.0.4959

Comodo Security
Application.Win32.InstalleRex.KG
18103

Dr.Web
Adware.Downware.1719
9.0.1.0122

Emsisoft Anti-Malware
Trojan.Generic.11001711
8.14.05.02.06

ESET NOD32
Win32/InstalleRex
8.9673

Fortinet FortiGate
Riskware/InstalleRex
5/2/2014

F-Secure
Trojan.Generic.11001711
11.2014-02-05_6

G Data
Trojan.Generic.11001711
14.5.24

K7 AntiVirus
Unwanted-Program
13.176.11737

Kaspersky
Trojan.Win32.AntiFW
14.0.0.3929

Malwarebytes
PUP.Optional.Installex
v2014.05.02.06

McAfee
PUP-FHQ!A922F338F6D9
5600.7143

MicroWorld eScan
Trojan.Generic.11001711
15.0.0.366

NANO AntiVirus
Riskware.Win32.Downware.ctorcv
0.28.0.59048

nProtect
Trojan.Generic.11001711
14.04.14.02

Panda Antivirus
PUP/TSUploader
14.05.02.06

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
Adware.WebPick.Installer.F
14.7.3.1

Rising Antivirus
PE:PUF.InstallRex!1.9E4C
23.00.65.14430

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downloader.AdLoad
3.12.26.0

VIPRE Antivirus
Installerex/WebPick
28214

File size:
313.6 KB (321,144 bytes)

Product version:
1.0.0.2

Copyright:
Copyright © 2014 GreatSoft

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
Authority:
COMODO CA Limited

Valid from:
7/19/2013 3:00:00 AM

Valid to:
7/20/2014 2:59:59 AM

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 11:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:MrY9uEo2S1YnQmCX492DkwNP3qpYFG+NFJCWE0ALKkizq+o8Ixc+pwymEVwk9pYc:Mrwu6/eIo4KfJs0ALK5q+GxcXBER9p5

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...
 
[+]

Entropy:
7.9537

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 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=3085030&publisher_id=085&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=9255090&external_id=0&session_id=18510180&hardware_id=21595210&installer_file_name=setup

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