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firefoxsetup.exe

Web Program App

Top Scale (New Media Holdings Ltd.)

The application firefoxsetup.exe, “Web Program App 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 Software   (signed by Top Scale (New Media Holdings Ltd.))

Product:
Web Program App

Description:
Web Program App Setup

Version:
5.7.3.4

MD5:
d0e1a8218fd51cefbeb09f43967b0339

SHA-1:
c4c075039938843faa93f5de725cb868cf9cb83b

SHA-256:
3cef42ee3b3f462520eb1fee8eaf2a334a07dacdcbea4d3c9c4f0684aec4de4f

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:
11/28/2024 12:40:36 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.Installer.Installer (M)
16.2.17.3

File size:
798.1 KB (817,240 bytes)

Product version:
2.1.3

Copyright:
Software

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\firefoxsetup.exe

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

Authority:
GlobalSign nv-sa

Valid from:
2/11/2015 3:01:05 PM

Valid to:
2/12/2016 3:01:05 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:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:uEXEsk5pVQGFku31tLLhQy3HpMktV8NToM:ugWHBFkuFtBQyXp0V

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 2 URLs.

http://d.mediafhsignslaboratory.com/c?x=3wCnFZse7QB7B0PxyNZPq80mFCMDrwEqXyTSMtfkGzY=&c=FgDh3guZB1aN5DzaOVYBrLSSjSaBK4DuHie5iYDtJQhIFnydQ7rGdi1wTSGz3fH//JmVidAQ8NX8ORMvOyVIAaEj0 OG8iB1ZxaeW71KKBYl vy6jtMnFCbH zzsiTNwQeDWXxCLds3Vfx 7CxM9pkrnOiAFP6sXXDQ0NSM8Kto=&downloadAs=FirefoxSetup.exe&fallback_url=http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/27.0/win32/.../Firefox Setup 27.0.exe

http://cdn.mediafhchuckleapplication.com/c?x=NKbGOx5DuzNGLYspXxdx6vsH9IxHxw50evQK Tp 4Bk=&c=yQtv3PBoySVR0rPIYTZcnVu2fqI6lvdplE8CKGDPXJOFGbJovrkcgi47 K88twhggrY8CXiDBOGd9pZzIIMzW7Yd0QnJlrT49f8rVXMj2GrNQ6XKe3LtC TGw8FHVEw9SSeFsjwICFJcZ3xEQKxjSakwGWKobUpg5FIBSk5HjHs=&downloadAs=FirefoxSetup.exe&fallback_url=http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/27.0/win32/.../Firefox Setup 27.0.exe

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