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103031_j.k.rar.exe

Ruslan Murobec

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 103031_j.k.rar.exe, “Installer for TopApp software” by Ruslan Murobec has been detected as adware by 17 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 software  (signed by Ruslan Murobec)

Product:
TopApp software

Description:
Installer for TopApp software

Version:
2014.5.23.1127

MD5:
4cdd237e6146bc8cf62a0be79bc08315

SHA-1:
e02d306d099a8ff9f954d11d3885430e334d6d1a

SHA-256:
56a3e85f3f081c099e39fa3fbf10d518508fc3b15497d20d813d14e3bc39536d

Scanner detections:
17 / 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:
4/19/2024 12:58:50 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.AntiFW
7.1.1

Avira AntiVirus
TR/AntiFW.b.109
7.11.151.186

AVG
Generic
2015.0.3461

Comodo Security
Application.Win32.InstalleRex.KG
18345

Dr.Web
Adware.Downware.2108
9.0.1.0147

ESET NOD32
Win32/InstalleRex.M potentially unwanted application
7.0.302.0

Kaspersky
Trojan.Win32.AntiFW
14.0.0.3802

Malwarebytes
PUP.Optional.InstalleRex
v2014.05.27.02

McAfee
PUP-FHQ!4CDD237E6146
5600.7117

NANO AntiVirus
Riskware.Win32.InfoLeak.cvgqot
0.28.0.59921

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
Adware.WebPick.Installer.M
14.6.12.9

Rising Antivirus
PE:Trojan.AntiFW!6.19C8
23.00.65.14525

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downloader.AdLoad
3.12.26.0

VIPRE Antivirus
Threat.4150696
29560

Zillya! Antivirus
Trojan.AntiFW.Win32.215
2.0.0.1802

File size:
315 KB (322,592 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 TopApp software

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Digital Signature
Signed by:
Ruslan Murobec

Authority:
COMODO CA Limited

Valid from:
9/10/2013 2:00:00 AM

Valid to:
9/11/2014 1:59:59 AM

Subject:
CN=Ruslan Murobec, O=Ruslan Murobec, STREET=Chistyakovska 1, L=Kiev, S=Kiev, PostalCode=02593, C=UA

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

Serial number:
00A607FE6C9BAF18511288BD2284B7669A

File PE Metadata
Compilation timestamp:
3/12/2013 9:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:ErYbUzkuvcBYC47l2xLnvhueEZdkKQ3+7Oj7hTOVA1HWZmL:ErdkuveY3CvI5Zdkj6OEu1HSmL

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 communication in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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