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firefox_download.exe

Firefox Downloader

Software Assistant

The application firefox_download.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 files.uk-downloads.net.
Publisher:
Software Assistant  (signed and verified)

Product:
Firefox Downloader

Version:
3.0.0.154

MD5:
235962f26951306a61f294fd71c2a5be

SHA-1:
e1552940023815ae5adb3b1f1c1d13782c430e05

SHA-256:
de537de05278f7d551cd44be90c56d8f8aed42df7229a6669e4c6f3088764f06

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:
11/24/2024 7:55:51 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Vittalia.Software.Installer (M)
16.6.23.7

File size:
1.1 MB (1,138,904 bytes)

Product version:
3.0.0.154

Copyright:
(c) Software Assistant

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Software Assistant

Authority:
Symantec Corporation

Valid from:
4/20/2016 8:00:00 PM

Valid to:
4/21/2017 7:59:59 PM

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

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

Serial number:
6D2793404CAC5DD87A134CEBB2D8D3EC

File PE Metadata
Compilation timestamp:
1/30/2013 11:21:56 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:oxGPSgGe7w4femu1+GUAiptKo2J+01Qe2TKzv4QEJakS:NjNc4Pu1GAieoP01QPsvhEJakS

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:
6.9640

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,072 bytes)

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

http://files.uk-downloads.net/1462030983Z21ATldUTlZAUWZhbHVOTU9AOU83U2VlYXpuK3ptO3ptO09XXmZWOE9aaFlXWkxPXk5aWHptO1FUV1Bkem07UVRjUFFaaSVQWSVmViVrZF5QaVAyVlBqN2xQbXROcm5Rck9tT2xRb0xtdW1sTnVxc3FyUXNubk9yT3J1ckxuTHNzTnBwTm9RbmxQTG5wUVFwTE9OcXFPbFAyZFRPNztEOjJmVE83Ri4/.../WmhZV1pMT1BjMlFUV1BZTFhQN1FUY1BRWmklT1poWVdaTE8yT1pZUCVmY1c3U2VlYXpuK3ptO3ptO2ZWOE9aaFlXWkxPXk5aWHptO09aaFlXWkxPJU5aWGFXUGVQem07Mk5MWU5QVyVmY1c3U2VlYXpuK3ptO3ptO2ZWOE9aaFlXWkxPXk5aWHptO09aaFlXWkxPJU5aWGFXUGVQem07em47UGNjWmN6bj9s

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