home

firefoxsetup.exe

App

Top Balance (New Media Holdings Ltd.)

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application firefoxsetup.exe, “App Setup ” by Top Balance (New Media Holdings) has been detected as adware by 17 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. With this installer, users are expecting to download the free Mozilla Firefox web browser but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Software Internet   (signed by Top Balance (New Media Holdings Ltd.))

Product:
App

Description:
App Setup

MD5:
e251c9a427a8e648f8f1893d82f2e25d

SHA-1:
e73a7d4c060c2b528ce8a5ca9a2dc673bded0b05

SHA-256:
b63e436819d2123b16156587303359b7a47b4e00cae8bf1f3596050f2f32950c

Scanner detections:
17 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/29/2024 6:09:08 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
PUA/InstallCore.Gen4
8.3.1.6

AVG
Generic
2017.0.2831

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.16217

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.InstallCore.152
9.0.1.048

ESET NOD32
Win32/InstallCore.XX potentially unwanted application
10.7.0.302.0

Fortinet FortiGate
Riskware/InstallCore
2/17/2016

G Data
Win32.Application.InstallCore.EG
16.2.25

K7 AntiVirus
Unwanted-Program
13.205.16237

Malwarebytes
PUP.Optional.InstallCore.A
v2016.02.17.08

McAfee
Artemis!CF922ECACFAE
5600.6487

Panda Antivirus
PUP/Multitoolbar
16.02.17.08

Qihoo 360 Security
Win32/Virus.548
1.0.0.1015

Reason Heuristics
PUP.NewMedia.Installer.installCore.Installer (M)
16.2.17.8

Sophos
Generic PUA HM
4.98

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.4

VIPRE Antivirus
Threat.4786018
40824

File size:
758.6 KB (776,840 bytes)

Product version:
2.0

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\firefoxsetup.exe

Digital Signature
Signed by:
Top Balance (New Media Holdings Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
2/11/2015 10:54:46 AM

Valid to:
2/12/2016 10:54:46 AM

Subject:
CN=Top Balance (New Media Holdings Ltd.), O=Top Balance (New Media Holdings Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112195E753935A102CF246567B961877F414

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:/Lgp/8YM9YMp16ARTkOLhvCBJNWAE/YZdk+LU+umLNcPqTCl+ZXAmXHe1UOkhk8U:/Lg18Zl1hRgOVEJNWAC0F1LNwjlOX3RY

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8872

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

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

http://cdn.app-desk.org/c?x=JGGtllNJTYN4A4Y5QM8WfCRvpvCo2DWTa6XeH2Fjq/Q=&c=WoPA6RoehWmrf2lHMEwxRQ0/LonLf iJxu4k0ILAVzK3dbxO6758YznACac/d4v5sRkhjr vQlGNOP4Xd5frIq3EWJSwxzLU/bO4k9oZjQzzCTHiQ zwk72zzFOb5vBBXZB70MD9gJXPhtb1VYweag==&fallback_url=http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/27.0/win32/.../Firefox Setup 27.0.exe&downloadAs=FirefoxSetup.exe

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