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firefox.exe

Ez-download

The Adlogica setup manager, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application firefox.exe by Ez-download 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 Adlogica Downloader 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:
Ez-download  (signed and verified)

MD5:
c9c19b97917ea2736f9999478e545bd4

SHA-1:
19c0c815c81f04e236f1d58c1ac9b8a57a31a4af

SHA-256:
15a50d179a1c987c2a22529752875d74c0b56d922d59083396a014e8a8d02eb6

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:
12/25/2024 12:56:13 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adlogica.Ezdownload.Bundler (M)
16.1.23.15

File size:
960.6 KB (983,648 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Downloader (using Nullsoft Install System)

Common path:
C:\users\{user}\downloads\firefox.exe

Digital Signature
Signed by:
Ez-download

Authority:
COMODO CA Limited

Valid from:
8/13/2013 7:00:00 PM

Valid to:
8/14/2015 6:59:59 PM

Subject:
CN=Ez-download, O=Ez-download, STREET=96 Jessie st 4th floor, L=SAN FRANCISCO, S=CA, PostalCode=94105, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00F70CD1FD9DEF6FE1E710D56A167734BD

File PE Metadata
Compilation timestamp:
12/5/2009 4:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:l8g1EyW14YtkSWM1YSw1PEg6Tk85EmZ3ejOu+SXlrUN2onkovNW7O:ig1E110lSw1P9J8XZ36OhCZozvg7O

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9253

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://download.ez-download.com/download/.../absbhvb80f1v0mk4gb57lceg9s8vlsvl851fikjj4qfq860rtc70

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