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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 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the installCore installer. The installer is marketed through download protals and search ads as the free Mozilla Firefox web browser but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Software Internet   (signed by Top Balance (New Media Holdings Ltd.))

Product:
App

Description:
App Setup

MD5:
04344c8ff9d2fcc5d52cd8e4224026e0

SHA-1:
3ffa72a91ae67b74e7e53eea32d749852496467b

SHA-256:
22bf9549f08aaa28a74c801d283fb0b74f8e2dd256d3140746e1077a91de6aa2

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/25/2024 2:42:08 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.NMH.installCore.Installer (M)
16.4.29.7

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:PLgp/8YM9YMp16ARTkOLhvCBJNWAE/YZdk+LU+umLNcPqTCl+ZXAmXHe1UOkhk8U:PLg18Zl1hRgOVEJNWAC0F1LNwjlOX3RY

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-pc.org/c?x=GndAvBIuAfS4859zsCVWekt93TqeZ6haadVz3R5Id90=&c=943gkqmflzf9h19zrOsHZhNaYw9QaBvwafDUqp goQseOpdBPkW7zaBMJ9iMzcwOEF9NGKP2ip56/7w2hn3mVbpHqKpYonAtVSIyRbiMG1bDbf2oQgzDda2j1n1pN5q72EvjSj3whpoZe3 Bs71CFQ==&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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