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firefoxsetup.exe

Firefox Browser

Software Assistant

The application firefoxsetup.exe by Software Assistant has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from download.firefoxbrowser.net.
Publisher:
Software Assistant  (signed and verified)

Product:
Firefox Browser

Version:
3.0.0.136

MD5:
8d7ceeaf52abc7ee9e9bfe5f30bb9e41

SHA-1:
23017b4c236ae40a4fddead6241592431f4f9e0e

SHA-256:
977f6f3642dfb6af2a28420444a85abe97532c243119c5256c5ea5c4e1690b46

Scanner detections:
1 / 68

Status:
Potentially unwanted

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

Analysis date:
12/27/2024 2:33:21 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Vittalia.Software.Installer (M)
16.4.20.9

File size:
1.7 MB (1,778,240 bytes)

Product version:
3.0.0.136

Copyright:
(c) Software Assistant

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

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

Digital Signature
Signed by:
Software Assistant

Authority:
Symantec Corporation

Valid from:
11/23/2015 5:30:00 AM

Valid to:
11/23/2016 5:29:59 AM

Subject:
CN=Software Assistant, O=Software Assistant, L=Newark, S=Delaware, C=US

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

Serial number:
53285F5F42262CAC7FF10EA4113D53ED

File PE Metadata
Compilation timestamp:
1/30/2013 7:51:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
49152:bIQ94u5kFK1rj6CDNJ9vZ9rc6Q94u5/ICpqYimo87lK:ki4u5rj6CH1vc6i4u5gCAYiEM

Entry address:
0x113BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86...
 
[+]

Entropy:
6.6457

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,072 bytes)

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

http://download.firefoxbrowser.net/v2/click/jsttxfb6/?d=http://.../files/FirefoxSetup.exe&key=27de2adfbf23dfd41018f45c0c6b0e8b4243db75ddfc225c6ab4d6eeda68f4c0&sid=firefoxbrowser&uid=&affiliate_image=http://.../images/logo-installer.png&product_image=http://.../images/image-installer.png&icon=http://.../favicon.ico&n=Firefox Browser&filename=FirefoxSetup

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