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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 13 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. 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:
Soft Application   (signed by Top Scale (New Media Holdings Ltd.))

Product:
Application

Description:
Application Setup

Version:
2.7.1.3

MD5:
60572e0ab0cb0648f3bd95ab32a7ece5

SHA-1:
3ba91579f961098932f8c9684d394e8f563884cc

SHA-256:
6f70720780991ec2b3ae71c22f12d4ebf86dc58ad79d67a50d0ebb8707883267

Scanner detections:
13 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
11/24/2024 1:57:05 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
InstallCore
2016.0.2925

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.151114

Bkav FE
W32.HfsAdware
1.3.0.7383

Dr.Web
Trojan.InstallCore.576
9.0.1.0318

ESET NOD32
Win32/InstallCore.ADE potentially unwanted (variant)
9.12513

Fortinet FortiGate
Riskware/InstallCore
11/14/2015

K7 AntiVirus
Adware
13.212.17742

Malwarebytes
PUP.Optional.InstallCore
v2015.11.14.03

McAfee
Artemis!60572E0AB0CB
5600.6581

Panda Antivirus
PUP/Multitoolbar
15.11.14.03

Reason Heuristics
PUP.NewMedia.Installer.Installer (M)
15.11.14.15

Sophos
Install Core Click run software (PUA)
4.98

VIPRE Antivirus
InstallCore
44992

File size:
892.9 KB (914,328 bytes)

Product version:
2.1

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 9:01:05 AM

Valid to:
2/12/2016 9:01:05 AM

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 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:FZ9RhvuZjXSTNvJ5HXRlx0hBh8taNRpKZkR:FZBWxSThJZRlxezgaNP

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...
 
[+]

Entropy:
7.9369

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.capitalmetafile.com/c?x=PN8bx/VJIfPZ6w7dWl4Lx0f9BXjgZUWj3IXLSyIE7EQ=&c=0vYKhg8KFTVel6vBLGUDzNbsx/DYCkl0oMdjCThGGKNSsEsjd9 gc3rwFoV6Bl5DR0/ChBUG7vl3eFL4ZmXqurZFNgDgV7i5RGKhbLLZHE98ppb0FUofNWhujgZYag8V7wfb0ZaGXlXT/imoZbV6SQ==&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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