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mozilla_firefox_setup.exe

Information Technology Systems

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application mozilla_firefox_setup.exe by Information Technology Systems 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:
Information Technology Systems  (signed and verified)

MD5:
b8f7adddbf6820fe54aeff9f97406e0b

SHA-1:
299ab4229fcfd0e39c941107d0a87a8b15b00af6

SHA-256:
2666990a9a5da1196ebe50ce587d29c7c77829d94bcb77c14eb0af6b30de483f

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:
12/25/2024 1:36:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.Informat.Installer (M)
16.5.9.9

File size:
762.7 KB (781,048 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\mozilla_firefox_setup.exe

Digital Signature
Signed by:
Information Technology Systems

Authority:
Thawte, Inc.

Valid from:
7/31/2014 5:30:00 AM

Valid to:
8/1/2015 5:29:59 AM

Subject:
CN=Information Technology Systems, OU=IT, O=Information Technology Systems, L=Podgorica, S=Montenegro, C=ME

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
37A48261FA2BD5EDFE85E99767D8A6B8

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:jPFagX1vpCeWzp8cBePvGPth06G05icn+4QOqIhlexUiL5mASRuVkEt69HYiIHeB:jPFjvdCpDBemVK6v64QZIXexN0Aczilu

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, BF, A9, FF, FF, E8, 5E, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8272

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file mozilla_firefox_setup.exe has been seen being distributed by the following URL.

http://antonetasoft.net/download.php?site_id=262&app_id=61&lp_id=179&v=ico&dist_id=131&channel=achrfirefox&src=ac&cid=2440462181409621010&pubid=303759&c=b1ab9c460adb3170e3761227956037af&v_id=680f01ea0fc050cf3da2208d1382bb40

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