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mozilla_firefox.exe

Installer Application

Bully Unity LTD

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application mozilla_firefox.exe, “Installer Application Setup ” by Bully Unity 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:
DownloadAstro  (signed by Bully Unity LTD)

Product:
Installer Application

Description:
Installer Application Setup

Version:
1.0.5.a0.1_33474

MD5:
5bcb91da32ad87e245e51cfddb2e77ac

SHA-1:
50afa8a012006110906bb61cb8e896c3d69e507a

SHA-256:
fee3e9f2e2a9089577b70989e0357c3bc22a0012338dab9b5f635211be2bab5c

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:
11/30/2024 10:08:42 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.10.27.3

File size:
772 KB (790,560 bytes)

Product version:
3.8

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
Bully Unity LTD

Authority:
COMODO CA Limited

Valid from:
12/24/2014 2:00:00 AM

Valid to:
12/25/2015 1:59:59 AM

Subject:
CN=Bully Unity LTD, O=Bully Unity LTD, STREET=24 Kanfei Nesharim, L=Jerusalem, S=Israel, PostalCode=9546439, C=IL

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
576ED6C3B25057AC69546AA4FFAE8B4C

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):
24576:s+sKs9fadey1vuaIXbL1fPvW3tjDSI8XinLS:sRKJOjXbLJnWdjDSI8f

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, 53, C9, FF, FF, E8, 9A, 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:
7.8678

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

Code size:
37 KB (37,888 bytes)

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

http://cdn2.downloadastro.com/?ic_user_id=646

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