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firefoxsetup.exe

Program

Top Scale (New Media Holdings Ltd.)

The application firefoxsetup.exe, “Program Setup ” by Top Scale (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:
Installer   (signed by Top Scale (New Media Holdings Ltd.))

Product:
Program

Description:
Program Setup

Version:
1.0.1.7

MD5:
0d7fbd4fd38e9fea4c71e31f567b9a18

SHA-1:
d1eadd7b9d46d6f51a762f8e65c2b74eec83b5af

SHA-256:
23d030d4f1c416d3b0dbd40e4e426fbc60f17d041d8d3bd130fd853732305a92

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:
6/25/2025 12:54:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.Installer.Installer (M)
16.2.6.11

File size:
751.9 KB (769,936 bytes)

Product version:
5.2

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\firefoxsetup.exe

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

Authority:
GlobalSign nv-sa

Valid from:
2/11/2015 10:31:05 PM

Valid to:
2/12/2016 10:31:05 PM

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

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

Serial number:
1121FF0C79830A7B12BE4E698038C29DAF9A

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:sWkpaLmWSBgn7mEsuq/m9Nz0uWGgrqQLDAvzAxJ47j8u3rHpL++FbBxXShnNh:sWk8L3SBguuqeHz0umrqAGzQ27jvJSQu

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:
7.8805

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://gogo-download.org/?dl=1&pi=Ajc1OZMROZ7FAw==&osos=VdluDrW3cw==&dr=cHaWck1mIXvlDmW4vExthXN3DKV0NSDzcj1QDyDphXAmD3vpDZ0m rcWDK4m7dAWSL4m7dREhKVuvmAWASDChTMm7dlChV8zAZLdOTgwOTnm7K2pDZ1fNTC4AZ71Aza0Ag==&pd=2323UEvP2rLt2XNlUmNJ i==&campaignId=9jn0AzM0OZndAZMq

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