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firefox_setup.exe

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_setup.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)

MD5:
c3be019f3e7238d932fb8ffe27d1ae82

SHA-1:
dac1922271274b090bdb3c713fc7eb01627d4032

SHA-256:
89b01246e814f365fa7f6ac42b514c338e286802e28648b7f7abdddc6363946c

Scanner detections:
1 / 68

Status:
Adware

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

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
12/29/2024 12:29:21 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Vittalia (M)
17.2.23.14

File size:
961.1 KB (984,184 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM

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

Digital Signature
Signed by:
Install Helper

Authority:
Symantec Corporation

Valid from:
5/19/2015 8:00:00 PM

Valid to:
5/19/2016 7:59:59 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:
6/8/2015 6:38:23 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

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...
 
[+]

Entropy:
7.0509

Developed / compiled with:
Microsoft Visual C++

Code size:
574.5 KB (588,288 bytes)

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

http://download.speedydownloaders.com/v2/click/ca075ba8/?affiliate_image=http://sonicdownloads.com/.../firefox-logo.png&d=http://sonicdownloads.com/download/firefox_setup.exe&filename=firefox_setup&key=6c6c7148f4acc5516fe57d1d1d537c014b3e5abbf6ae2678b7ab9b3dd35b6359&n=Mozilla Firefox&product_image=http://sonicdownloads.com/.../firefox-img.png&sid=ffuk3-sncdlds-202548-7789633518-&uid=&uao=TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgNi4xOyBXT1c2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzQzLjAuMjM1Ny44MSBTYWZhcmkvNTM3LjM2

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