» TSULoader.exe
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Analysis
File Details
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TSULoader.exe

Stanislav Kabin

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 TSULoader.exe, “Installer for PlutoApp” by Stanislav Kabin has been detected as adware by 22 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.

File name:

TSULoader.exe

Publisher:

PlutoApp (signed by Stanislav Kabin)

Product:

PlutoApp

Description:

Installer for PlutoApp

Version:

2014.8.11.1240

MD5:

647e346b5b28192c513087835fdff6be

SHA-1:

c1b5a0d120e613dbf2bf47e6a0af447c41a82220

SHA-256:

eed92a8d873c0fa670e0f72ce84462550456a812cf6bf507208075348d4ed96c

Scanner detections:

22 / 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:

5/4/2024 8:44:50 AM UTC (today)

Scan engine

Detection

Engine version

Lavasoft Ad-Aware

Gen:Variant.Kazy.402751

904

Avira AntiVirus

Adware/MultiPlug.aoa

7.11.167.116

avast!

Win32:InstalleRex-CK [PUP]

2014.9-140814

AVG

Generic

2015.0.3382

Bitdefender

Gen:Variant.Kazy.402751

1.0.20.1135

Comodo Security

Application.Win32.InstallRex.IJ

19197

Dr.Web

Threat.Undefined

9.0.1.0226

Emsisoft Anti-Malware

Gen:Variant.Kazy.402751

8.14.08.14.11

ESET NOD32

Win32/InstalleRex.M potentially unwanted application

8.7.0.302.0

F-Prot

W32/Trojan2.OGRP

v6.4.7.1.166

F-Secure

Gen:Variant.Kazy.402751

11.2014-15-08_6

G Data

Gen:Variant.Kazy.402751

14.8.24

IKARUS anti.virus

PUA.InstallRex

t3scan.1.7.5.0

Kaspersky

not-a-virus:AdWare.Win32.MultiPlug

14.0.0.3408

Malwarebytes

PUP.Optional.Installrex

v2014.08.15.04

MicroWorld eScan

Gen:Variant.Kazy.402751

15.0.0.681

NANO AntiVirus

Riskware.Win32.InfoLeak.cvgqot

0.28.2.61519

Panda Antivirus

PUP/TSUploader

14.08.15.04

Quick Heal

Trojan.AntiFW.A5

8.14.14.00

Reason Heuristics

Adware.WebPick.Installer.J

14.8.14.9

Vba32 AntiVirus

Downware.TSU

3.12.26.3

VIPRE Antivirus

Threat.4753027

32210

File size:

677.7 KB (693,960 bytes)

Product version:

1.0.0.3

Original file name:

TSULoader.exe

File type:

Executable application (Win32 EXE)

Installer:

WebPick InstalleRex (Tarma)

Language:

Language Neutral

Common path:

C:\users\{user}\downloads\tsuloader.exe

Digital Signature

Signed by:

Stanislav Kabin

Authority:

Unizeto Technologies S.A.

Valid from:

6/23/2014 4:28:15 AM

Valid to:

6/23/2015 4:28:15 AM

Subject:

E=Stanislav.Kabin@hotmail.com, CN=Stanislav Kabin, O=Stanislav Kabin, C=RU

Issuer:

CN=Certum Code Signing CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:

3469022839E88D596EA6FE14C990AF76

File PE Metadata

Compilation timestamp:

3/12/2013 1:51:45 AM

OS version:

4.0

OS bitness:

Win32

Subsystem:

Windows GUI

Linker version:

8.0

CTPH (ssdeep):

12288:rrzv+rGvkuveY32DEpByVXv2d5DxxrPO2:vsuXGXOxxb

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:

6.5501

Developed / compiled with:

Microsoft Visual C++

Code size:

7.5 KB (7,680 bytes)

The file TSULoader.exe has been seen being distributed by the following URL.

http://firstappallproff.com/download/v1541?installer_file_name=Legendas232&filesize=2MB&product_name=Legendas 2.32&product_title=Legendas 2.32&product_file_name=Legendas232.exe&locale=br&reffer=http://.../obrigado232&uuid=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

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=8943698&publisher_id=943&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=26831094&external_id=0&session_id=53662188&hardware_id=62605886&installer_file_name=TSULoader

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