justin - timberlake - tko.exe

Daneil Jemoch

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 justin - timberlake - tko.exe, “Installer for TopApp soft” by Daneil Jemoch has been detected as adware by 27 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:
TopApp soft  (signed by Daneil Jemoch)

Product:
TopApp soft

Description:
Installer for TopApp soft

Version:
2014.5.26.2303

MD5:
b51bdc882be5fcfd7ef4e8cc560d6ca5

SHA-1:
088c48d5816f2e5a6d2af1f7fcd6176abb93984b

SHA-256:
8975562899ec95bace2de6680eb3a634289541978e6085d0b2d108efb8ae794d

Scanner detections:
27 / 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:
4/16/2024 2:07:04 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Generic.661994
926

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.07.24

Avira AntiVirus
TR/AntiFW.b.106
7.11.163.178

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

AVG
Generic
2015.0.3404

Bitdefender
Application.Generic.661994
1.0.20.1025

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.4959

Clam AntiVirus
Win.Trojan.Antifw-17
0.98/19185

Comodo Security
Application.Win32.InstalleRex.KG
18952

Dr.Web
Trojan.WebPick.2452
9.0.1.05190

ESET NOD32
Win32/InstalleRex.M potentially unwanted application
7.0.302.0

G Data
Application.Generic.661994
14.7.24

IKARUS anti.virus
PUA.InstallBundler
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.181.12819

Kaspersky
Trojan.Win32.AntiFW
15.0.0.494

Malwarebytes
PUP.Optional.InstalleRex
v2014.07.24.12

McAfee
PUP-FHQ
5600.7060

MicroWorld eScan
Application.Generic.661994
15.0.0.615

NANO AntiVirus
Riskware.Win32.InfoLeak.cvgqot
0.28.2.60990

Panda Antivirus
PUP/TSUploader
14.07.24.12

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
7.14.14.00

Reason Heuristics
Adware.WebPick.Installer.Z
14.7.24.0

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4150696
31208

File size:
327.8 KB (335,712 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 TopApp soft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\justin - timberlake - tko.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
9/1/2013 9:00:00 PM

Valid to:
9/2/2014 8:59:59 PM

Subject:
CN=Daneil Jemoch, O=Daneil Jemoch, STREET=Dubenskay 3, L=Kiev, S=Kiev, PostalCode=03056, C=UA

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

Serial number:
49A39B9858F6FBAB7EFD6CE450878DDB

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:LrwbUzkuvcBYC47l2xjkCLZhnP5PFcFjYbxfX1wKFw9+1BFsdL+Fu1c:LrlkuveY3TAZhhPqFjYbxfOKF0+ZhFua

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=8117214&publisher_id=117&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=24351642&external_id=0&session_id=48703284&hardware_id=56820498&installer_file_name=justin+-+timberlake+-+tko

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