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firefoxsetup.exe

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, “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. 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:
Internet   (signed by Top Balance (New Media Holdings Ltd.))

Product:
Installer

Description:
Installer Setup

Version:
3.4.3.1

MD5:
fa56739ae4a7da3528d685f6e34f18c3

SHA-1:
5660e170f4ceec0a41de90410571613f3fe6aa97

SHA-256:
6dc951807e54ccdefcb08d7ee282f706fd23a1df191e8e450e8c9dee6e6ad833

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 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:
1/13/2025 5:05:00 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.Installer.installCore.Installer (M)
16.2.18.3

File size:
695.1 KB (711,808 bytes)

Product version:
2.3

Copyright:
Internet Web Generic

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 4:54:46 PM

Valid to:
2/12/2016 4:54:46 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 11:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:/LuWGUii0AuOxBOgHT8AkqSJhFRFr9xxwsl3H8Cf+r4jQFvpG+UIgB7Qg9h7PM:/6WZXuU/TVktJhFbrPllX8CfVgvkRIUu

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...
 
[+]

Entropy:
7.8883

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.com/?dl=1&pi=ATAdNTgRNZcyNM==&osos=VdluDrW3cw==&chnl=b_sa_sign_win8&dr=cHaWck1mIXvlDmW4vExthXN3DKV0NSDzcj1QDyDphXAmD3vpDZ0m rcWDK4m7dAWx0am7dREhKVuvmAWASDChTMm7dlChV81AZLdOTgwOTnm7K2pDZ1fNzC4AZ71Aza0Ag==&pd=2323UEvP2rLt2XNlUmNJ i==&campaignId=9jn0Azi3Ajc4AZMq

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