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free pro teaching-playlist.rar.exe

Sergey Petrov

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 free pro teaching-playlist.rar.exe, “Installer for Bsoft” by Sergey Petrov has been detected as adware by 30 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:
Bsoft  (signed by Sergey Petrov)

Product:
Bsoft

Description:
Installer for Bsoft

Version:
2014.3.16.1453

MD5:
04573450ecf3392967adba6d2285a468

SHA-1:
24ec9b1cd6841d7f313923c763015d5a44cea56e

SHA-256:
ad4755a3c58a4230a75da531725870fa66887a05234e6d7c9e0a740342a7b176

Scanner detections:
30 / 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:
4/25/2024 6:54:53 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.Generic.11213745
957

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.06.23

Avira AntiVirus
TR/Kazy.324119.5
7.11.156.36

avast!
Win32:InstalleRex-BI [PUP]
140617-1

AVG
Generic
2015.0.3435

Bitdefender
Trojan.Generic.11213745
1.0.20.870

Comodo Security
Application.Win32.InstalleRex.KG
18638

Dr.Web
Trojan.WebPick.29
9.0.1.05190

Emsisoft Anti-Malware
Trojan.Generic.11213745
8.14.06.23.05

ESET NOD32
Win32/InstalleRex.P potentially unwanted application
7.0.302.0

F-Secure
Trojan.Generic.11213745
11.2014-23-06_2

G Data
Trojan.Generic.11213745
14.6.24

IKARUS anti.virus
PUP.InstallRex
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.180.12484

Kaspersky
Trojan.Win32.AntiFW
15.0.0.463

Malwarebytes
PUP.Optional.Installrex
v2014.06.23.05

McAfee
PUP-FHQ
5600.7091

MicroWorld eScan
Trojan.Generic.11213745
15.0.0.522

NANO AntiVirus
Riskware.Win32.InfoLeak.cvgqot
0.28.0.60253

nProtect
Trojan.Generic.11213745
14.06.22.01

Panda Antivirus
PUP/TSUploader
14.06.23.05

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
6.14.14.00

Reason Heuristics
Adware.WebPick.Installer.DD
14.6.23.4

Rising Antivirus
PE:Trojan.AntiFW!6.1665
23.00.65.14621

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4150696
29708

Zillya! Antivirus
Trojan.AntiFW.Win32.202
2.0.0.1835

File size:
315.2 KB (322,736 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 Bsoft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\free pro teaching-playlist.rar.exe

Digital Signature
Signed by:
Sergey Petrov

Authority:
COMODO CA Limited

Valid from:
8/21/2013 3:00:00 AM

Valid to:
8/22/2014 2:59:59 AM

Subject:
CN=Sergey Petrov, O=Sergey Petrov, STREET=Gaydara 13, L=Kyev, S=Kyev, PostalCode=01033, C=UA

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

Serial number:
0AD084E865D27CD546D21DB6EDF89D48

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:sr4bUzkuvcBYC47l2xRBoF15DyKItd1MmQXwjcP2lM:sr9kuveY3sg1thmdjcuW

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:
7.9526

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file free pro teaching-playlist.rar.exe has been seen being distributed by the following URL.

http://appllicatiionew.com/.../?&q=free pro teaching-playlist.rar&product_name=free pro teaching-playlist.rar&installer_file_name=free pro teaching-playlist.rar&q=free pro teaching-playlist.rar&external_id=1395067974652119190&self_redirect=1

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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