mozilla-firefox-21-0-es-win-setup.exe

IronInstall

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application mozilla-firefox-21-0-es-win-setup.exe by IronInstall 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 installCore 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:
IronInstall  (signed and verified)

MD5:
b998fb30d2619c4e9bef1d722183ad3d

SHA-1:
7e8bc7a5b49f5d82cd25cd68043ce4c34bce5287

SHA-256:
56799a848ef6ca1b1b1b96742f1863c559ec2b3697e3add46c537a723d41b4f4

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 '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:
4/19/2024 6:48:49 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.IronInst.Installer (M)
16.6.11.22

File size:
587.1 KB (601,144 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\mozilla-firefox-21-0-es-win-setup.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
11/19/2012 9:00:00 PM

Valid to:
11/20/2015 8:59:59 PM

Subject:
CN=IronInstall, O=IronInstall, STREET=63 Rothschild Blvd., L=Tel-Aviv, S=NA, PostalCode=65785, C=IL

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

Serial number:
2DC5BB8E9D823CD0C4F09AE859BBBEAC

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:gyMJfsJFunSSncOVlUZQ8mQqpPVunoceCv/nJntBmDylygG:gyMJfs/unHnrUZwPVuD/JtQ+sg

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

The file mozilla-firefox-21-0-es-win-setup.exe has been seen being distributed by the following URL.

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