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firefox_install.exe

Mozilla Firefox 2015

Install Helper

This is the Vittalia Filewon Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application firefox_install.exe by Install Helper 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 Vittalia DM installer. 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:
Install Helper  (signed and verified)

Product:
Mozilla Firefox 2015

Version:
3.0.0.105

MD5:
1e98c3bda423a9cca7a2dd98b2f274a9

SHA-1:
4f63e0d14c3620de606b34b90dbd06ca10022ed5

SHA-256:
3c9866e02384999e54aec18745cea8ebf3ac47bb9b571fe2ffe9393c435a1115

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

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:
11/28/2024 12:25:26 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Vittalia (M)
16.7.19.23

File size:
961.1 KB (984,192 bytes)

Product version:
3.0.0.105

Copyright:
(c) Install Helper

Original file name:
firefox_install.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\firefox_install.exe

Digital Signature
Signed by:
Install Helper

Authority:
Symantec Corporation

Valid from:
5/19/2015 7:00:00 PM

Valid to:
5/19/2016 6:59:59 PM

Subject:
CN=Install Helper, O=Install Helper, L=Vancouver, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
0575634D1B3373331074EB7C4751AB12

File PE Metadata
Compilation timestamp:
6/4/2015 7:05:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:uLzII2tym4tqr+orUXojlLyGrqY1bbdFNVdg80zenqT+x:sSYmzr+yrlGMqMdFNUiC+x

Entry address:
0x126A

Entry point:
55, 8B, EC, 83, EC, 10, 53, 56, 57, 6A, 00, FF, 15, 08, 10, 49, 00, 8B, F8, 33, D2, 8B, CF, 8B, 5F, 3C, 03, DF, 2B, 05, 1C, 10, 40, 00, 89, 45, F4, 1B, D2, F7, D8, 89, 55, F8, 0F, B7, 73, 14, 83, D2, 00, F7, DA, 89, 75, F0, 52, 8B, 93, A0, 00, 00, 00, 50, 8B, 44, 1E, 24, 03, 05, 28, 10, 40, 00, 50, FF, B3, A4, 00, 00, 00, E8, 88, FD, FF, FF, 8B, 54, 1E, 28, 83, C4, 10, A1, 28, 10, 40, 00, 2B, D0, 83, FA, 01, 76, 0D, 8B, 4C, 1E, 24, 03, C8, 03, CF, E8, F2, FE, FF, FF, A1, 20, 10, 40, 00, 83, C6, 40, 03, F3...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
574.5 KB (588,288 bytes)

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

http://download.free-browsers.co/v2/click/37257871/?affiliate_image=&d=http://uk.free-browser.co/downloads/.../firefoxinstall_es.exe&filename=firefox_install&key=d4edcd69cf05068cfd69d4f12ba6902596e1ee930bbc423bf83d507eb7a83491&n=Mozilla Firefox 2015&product_image=http://au.free-browser.co/graphics/.../product_image_new_2015.png&sid=FIREFOX&uid=1ANALYTICS5570e7b44feef&uao=TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgNi4xOyBXT1c2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzQzLjAuMjM1Ny44MSBTYWZhcmkvNTM3LjM2

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