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firefoxsetup.exe

Application

Top Scale (New Media Holdings Ltd.)

The application firefoxsetup.exe, “Application 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. 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 Scale (New Media Holdings Ltd.))

Product:
Application

Description:
Application Setup

MD5:
96e82be18a82e256789dead1ae8d10cd

SHA-1:
12b70197370cf1ef2cc609487985a9d3a6680b41

SHA-256:
2c650874316713e555558481646662a939ab8313adcb8347d52cc1c70d3b2ee3

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:
11/15/2024 8:23:07 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.Installer.Installer (M)
16.2.2.4

File size:
760.9 KB (779,120 bytes)

Product version:
5.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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 7:01:05 PM

Valid to:
2/12/2016 7:01:05 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 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:rDSGfADVFpbzFNH8N+yT+pR/Z/cWhKY/X/xFGkvLMYbmpR52ooEoLj/Gn3+sQ8MN:rDSCkn8Qs+DZ/cU/xFlMYypRcOh8/Tis

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.soft-you.org/c?x=22xDTlTn2XuN0BFxXuRZJaylOBkMelZqAzaDbJya3v0=&c=TbeJATYyqiORnPp0B/bQqap OH3UqpFIi2zs23UXbllU5yekxrgIQuk9tZudgbQc7gPIdR50fZmylaKA7QtggTmm45yK8nedUoMEPSFgaS1g2qJaHh0RFZI7d7ySnqShJtM7/yIyj5TYT9nqKS4dxg==&fallback_url=http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/27.0/win32/.../Firefox Setup 27.0.exe&downloadAs=FirefoxSetup.exe

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