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firefoxsetup.exe

Web

Top Scale (New Media Holdings Ltd.)

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

Product:
Web

Description:
Web Setup

Version:
4.6.3.6

MD5:
8d12a6ff16c94a2f4b760fc059eac820

SHA-1:
67b15f1312758a9cc05e6042c9fd6aa6cdfdc5eb

SHA-256:
1ae4793dcf4660fb28095abef4607b8cdf6358ab5e3c9613f654daf79d52bacc

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:
11/6/2024 5:25:45 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.Installer.Installer (M)
16.1.6.4

File size:
797.9 KB (817,016 bytes)

Product version:
2.8.7

Copyright:
Program Generic 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 6:01:05 PM

Valid to:
2/12/2016 6:01:05 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:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:b9EW9yjvyHe0hfpj3kK0y8N8EFuBNdAtnGZTDN8NTD:b+QyudR8aEFu7dAQlCf

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://cdn.mediafhclearbundles.com/c?x= s/rg3/uX4jB1/BDF5DxxDsImGX6GFWzKYHlOVHCBuU=&c=FFP RyJvfgs2Y4XVp04v925mgyqg0f8O8i0r5Rzypza hAKEJI5CyKbmPdIA2wXA3sIQFUEb WdU7NFxzBy6BMpHZgyP6uofJ0qpe/ifqZINThqMveNy76ISppB3TGEM2rirKJd9lG/8sLNw15WnpWFbwgsVD7MuZOesPXdbw3o=&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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