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firefox_setup.exe

Application Lite web

Download Jet

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application firefox_setup.exe, “Application Lite web Setup ” by Download Jet 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:
Installer web   (signed by Download Jet)

Product:
Application Lite web

Description:
Application Lite web Setup

MD5:
cfcaef97f88bc11debb00c66106f0a3d

SHA-1:
7a9027945eefba46b84441a3f0d445be6f3af0a5

SHA-256:
3ab1d102e9cd2b5f277f252ec98f62fdf2ad2efc6bae396bd7d0dd7e3a9ecc65

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:
9/27/2024 5:13:19 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.7.27.5

File size:
1 MB (1,062,288 bytes)

Product version:
3.5.2

Copyright:
Lite

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\firefox_setup.exe

Digital Signature
Signed by:
Download Jet

Authority:
COMODO CA Limited

Valid from:
1/14/2015 7:00:00 PM

Valid to:
1/14/2017 6:59:59 PM

Subject:
CN=Download Jet, O=Download Jet, STREET="500 Westover Drive #6502", L=Sanford, S=NC, PostalCode=27330, C=US

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

Serial number:
71A3B4CEFFECF361AB11477318001135

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:/U0fvUJdJ+kWPFQNwRRg1bSbiEc8bKNYQI4wAmHDVpXy:/bezidQyfgdaiEc8bqvGDVRy

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:
7.9258

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

Code size:
39.5 KB (40,448 bytes)

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

http://www.sendcurrentapp.com/c?x=4hJdd3jSV1MrP9tUA3M4I7fYqEW/AUvB5WcOBFowxd4=&c=4M6qb8eaQSssx0ElG92Bu1WHrWs8wlPhjEKEfeTJOgfm7XPy3np0btWzDNETcVBKm5XSKwnzEAY7P Ai7evE2YXPbAPrhSgcbeV0bKNsgMA9Sb9D84gKx2rdQMr78Q6 &downloadAs=Firefox_Setup.exe&fallback_url=http://download-installer.cdn.mozilla.net/pub/firefox/releases/38.0.5/win32/.../Firefox Setup Stub 38.0.5.exe

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