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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. 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:
Soft Application   (signed by Top Scale (New Media Holdings Ltd.))

Product:
Application

Description:
Application Setup

Version:
2.7.1.3

MD5:
c99cee1b54420b46905c15a497edec45

SHA-1:
5fb1ac57603a8c62c9cc9b64a1c8b16eebd03420

SHA-256:
ba823517f5b1bcf8ae83b18a3c8fd83ebe59f058655ae43a736ee7cde9c7d9a6

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 '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:
11/30/2024 2:43:53 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
InstallCore
2017.0.2871

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.1618

Bkav FE
W32.HfsAdware
1.3.0.7383

Dr.Web
Trojan.InstallCore.576
9.0.1.08

ESET NOD32
Win32/InstallCore.ADE potentially unwanted (variant)
10.12513

Fortinet FortiGate
Riskware/InstallCore
1/8/2016

K7 AntiVirus
Adware
13.212.17742

Malwarebytes
PUP.Optional.InstallCore
v2016.01.08.05

McAfee
Artemis!60572E0AB0CB
5600.6527

Panda Antivirus
PUP/Multitoolbar
16.01.08.05

Reason Heuristics
PUP.NewMedia.Installer.Installer (M)
16.1.8.5

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 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:UZ9RhvuZjXSTNvJ5HXRlx0hBh8taNRpKZkR:UZBWxSThJZRlxezgaNP

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://www.flashquickbinaries.com/c?x=bCiXuhQL8pj/up18QxvLkCIe81dz74gVQ0ZqzwxvD7U=&c=LgFuoQuO3xLju5w7fwhvBq7lfnlaFjHpg//8ke pvHIF1TbqOG5W6xJKmNqOdE3ovIdUS0eaxRR/PTEwIshpUELxQ6mIvDBN9M92gcG siG79Ui5ToYoYsGfoYBJJy1NvZfGdqVeQndF7Lzf99w6Qw==&downloadAs=FirefoxSetup.exe&fallback_url=http://ftp.mozilla.org/pub/mozilla.org/firefox/releases/27.0/win32/.../Firefox Setup 27.0.exe

http://www.flashquickbinaries.com/c?x=tWfTQvuO o/zmB7IY3ukku6TNJDvNBa8dOqZ/CyJ0WI=&c=pooP8dmVQAH11KVcOJDEDm7KvbDbAjBcFTMa33ZbRVV9FfYoWpe1yAcWNA84uiMyoVRENSYpk6 Rix3Q8AhBgambSzYRiG8Ltj xPeUPgslhpo65ZhTj1Hj9NE9mv4z6IhEXIr2aBI1aZBOwAipUEA==&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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