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firefoxsetup.exe

Web Installer

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, “Web Installer 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:
Installer software   (signed by Top Balance (New Media Holdings Ltd.))

Product:
Web Installer

Description:
Web Installer Setup

Version:
1.7.3.1

MD5:
cac8cc289b648996bfd01f48a10b71c5

SHA-1:
5e35bf71c877935ec7e19f3a8b62c03ff4cee4f4

SHA-256:
d228b1955daa6f6172764d2f0006856c7ca641e64e031ff5c64670bdf52b7e0d

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
6/24/2025 11:27:47 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.NMH.installCore.Installer (M)
16.6.2.23

File size:
784.9 KB (803,760 bytes)

Product version:
5.8.7

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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 2:54:46 PM

Valid to:
2/12/2016 2:54:46 PM

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 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:GJNuGT5SgwzEPsMYOCzeYnm2seID7AsJXv4i6ogqIfhLti2lgkhjdZsU51BeFtbX:GnuAgmsQR2tOOlj5M2DhRZV60rib

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

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

http://gogo-download.org/?dl=1&pi=AzawNj7dNjLRAi==&osos=VdluDrW3cw==&dr=cHaWck1mIXvlDmW4vExthXN3DKV0NQDzcj1QDyDphXAmD3vpDZ0m rcWcHim7dAWilam7dREhXs0vmAWASDChTMm7dlChV8dNjC4AZMROTnm7K2pDZ1fAzi4NZnzNTnyAw==&pd=2323UEvP2rLt2XNlUmNJ i==&campaignId=9jn0AjC3OTL4AZMq

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