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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   (signed by Top Scale (New Media Holdings Ltd.))

Product:
Web

Description:
Web Setup

Version:
1.8.2.8

MD5:
5a112a0a9a7aed9bfaa893db3389578c

SHA-1:
44b546f3fb002ab1f42dba0618e084d164ca3b51

SHA-256:
0d6276a69243938272ba8d083823094303c769f51a3daacf249fcc30c473954a

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 12:52:35 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.NMH (M)
16.7.23.4

File size:
897.8 KB (919,376 bytes)

Product version:
1.4.6

Copyright:
Internet Installer

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 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:tFC0bdALBT1wIb9WPG529Q9ZgN9+7NvSEvz6HjFgi:tvOBT1j9WPy2970qE4Fgi

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://www.flashquickbinaries.com/c?x=CNa1bKXPQBLTBXCehvCvE4syLTmsUYXgS0bhy2NM 5o=&c=y54Ef8I5yIz5QlhykzjKPZ61NUvGgMB9QwLpCBdjbqMX6A2NdV O itPyc5HDrq5yzwDMnfOOKtjVG9o56dlO45w3qUOQrtLkeRBDUrvhn8ELQTWPwYSVgvoReYxZ/oiKuCbspFFDCRs2vMqsPMCSw==&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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