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cr_downloader_for_gameshark-version-4.0-(unl).exe

Artur Kozak

The installer which is distributed via file sharing sites such as TusFiles uses the 'download manager' which wraps the original file in a adware filled bundle. The application cr_downloader_for_gameshark-version-4.0-(unl).exe, “Installer for WinterSoft” by Artur Kozak has been detected as adware by 28 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:
WinterSoft  (signed by Artur Kozak)

Product:
WinterSoft

Description:
Installer for WinterSoft

Version:
2013.10.31.1211

MD5:
2c9b7afe6b7cb4b089dbcd685f23eef0

SHA-1:
951223f8d6c6e86215e16b0d6c2fe974f18eb363

SHA-256:
fa754c55095bf2aa71d94fcd2293bcf95f36fd16b529f8c19fe88e51842be7cc

Scanner detections:
28 / 68

Status:
Adware

Explanation:
This bunder users the InstalleRex from WebPick Internet Holdings to install add-ons such as web browser extensions, coupon plugins (WebSave) and toolbars distributed via the tusfiles.net download site.

Analysis date:
4/25/2024 7:31:29 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.InstallRex.2
5566587

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
Win-PUP/TSULoader.Gen
2015.05.28

Avira AntiVirus
ADWARE/InstallRex.Gen
8.3.1.6

avast!
Win32:InstalleRex-AH [PUP]
150525-2

AVG
InstallRex.7cb
2016.0.3096

Bitdefender
Gen:Variant.Application.Bundler.InstallRex.2
1.0.20.735

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.InstalleRex.LL
22250

Dr.Web
Threat.Undefined
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.InstallRex
10.0.0.5366

ESET NOD32
Win32/InstalleRex.L potentially unwanted application
7.0.302.0

F-Secure
Riskware.Gen:Variant.Application.Bundler
5.14.151

G Data
Gen:Variant.Application.Bundler.InstallRex
15.5.25

K7 AntiVirus
Unwanted-Program
13.204.16051

Kaspersky
Trojan.Win32.AntiFW
14.0.0.1975

Malwarebytes
PUP.Optional.Installrex
v2015.05.27.11

McAfee
Program.PUP-FHQ
18.0.204.0

MicroWorld eScan
Gen:Variant.Application.Bundler.InstallRex.2
16.0.0.441

NANO AntiVirus
Riskware.Win32.InfoLeak.cwixyc
0.30.24.1636

Panda Antivirus
PUP/TSUploader
15.05.27.11

Quick Heal
PUA.Arturkozak.Gen
5.15.14.00

Reason Heuristics
Adware.AdInjector.Installer.WebPick
15.5.27.23

Sophos
PUA 'InstallRex'
5.14

Total Defense
Win32/Tnega.JOBKNaC
37.1.62.1

Vba32 AntiVirus
Downware.TSU
3.12.26.4

VIPRE Antivirus
Threat.4753027
40552

Zillya! Antivirus
Trojan.AntiFW.Win32.47
2.0.0.2192

File size:
314.1 KB (321,680 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2013 WinterSoft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\cr_downloader_for_gameshark-version-4.0-(unl).exe

Digital Signature
Signed by:
Artur Kozak

Authority:
COMODO CA Limited

Valid from:
8/21/2013 6:00:00 PM

Valid to:
8/22/2014 5:59:59 PM

Subject:
CN=Artur Kozak, O=Artur Kozak, STREET=Parkovaya 19, L=Kyiv, S=Kyiv, PostalCode=04078, C=UA

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

Serial number:
00E03731FB48F020DDF5953B6498B83BC6

File PE Metadata
Compilation timestamp:
10/29/2013 1:49:54 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:h3OlnyR4SzUgV6POljyNcQRnmi7JDzYav7wtObqc9DZ7l51E9blXlF:h3unizUgV3yNc8JDztOc1Z7j16blVF

Entry address:
0x1495

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, 68, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 64, 30, 40, 00, FF, 15, 60, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 5C, 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, 58, 30, 40, 00, 85, C0, 75, 41, FF, 15, 54, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A4, 32, 40, 00, E8, 4E, FB, FF, FF, 59, C7, 05, 08, 44, 40, 00, FD, 00, 00, 00...
 
[+]

Entropy:
7.9622

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.getapplicationmy.info  (54.201.215.30:80)

TCP (HTTP):
Connects to c1.getapplicationmy.info  (54.201.215.30:80)

 
http://c1.getapplicationmy.info/?step_id=1&installer_id=22156740&publisher_id=213&source_id=0&page_id=0&affiliate_id=0&country_code=ES&locale=EN&browser_id=2&download_id=22756745&external_id=22186830

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