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firefoxsetup.exe

ICS Setup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application firefoxsetup.exe by ICS Setup has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. 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:
ICS Setup  (signed and verified)

MD5:
c9935251fc038198a1281775ae8b9a49

SHA-1:
5d053444195d934428cb375d78d31d6c52dd7644

SHA-256:
4f7992bf550a1d365ac993f507ed4981aadb82912a4eba814114d3ab870c2f32

Scanner detections:
16 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
4/23/2024 4:27:41 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Y
8.3.1.6

AVG
Adware InstallCore.ADF
2015.0.4355

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Trojan.Installcore-440
0.98/20576

Comodo Security
Application.Win32.InstallCore.DSR
22485

Dr.Web
Trojan.Packed.28501
9.0.1.05190

ESET NOD32
Win32/InstallCore.PL potentially unwanted application
7.0.302.0

F-Prot
W32/InstallCore.AG.gen
v6.4.7.1.166

G Data
Win32.Adware.InstallCore.BV
15.6.25

K7 AntiVirus
Unwanted-Program
13.205.16279

Malwarebytes
PUP.Optional.Installcore
v2015.06.17.07

NANO AntiVirus
Trojan.Text.Drop.dhqarf
0.30.24.2086

Reason Heuristics
PUP.installCore.Installer
15.6.17.18

Sophos
PUA 'Install Core Click run software'
5.15

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.4

VIPRE Antivirus
Threat.4150696
40830

File size:
815.2 KB (834,776 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
ICS Setup

Authority:
COMODO CA Limited

Valid from:
1/23/2014 12:00:00 AM

Valid to:
1/23/2015 11:59:59 PM

Subject:
CN=ICS Setup, O=ICS Setup, STREET=Lilienblum 28, L=Tel-Aviv, S=Gush dan, PostalCode=65113, C=IL

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

Serial number:
401AE9F3E475B300437336E84E319A7F

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:b+vkZIwBwKpsBuHt4T08MRyMjayk47Zn+faWL6wxDncj:bO6QuN4I8/M2yk47sGwxDncj

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8606

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

Code size:
37 KB (37,888 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to ftp1-zlb.vips.scl3.mozilla.com  (63.245.215.46:80)

TCP (HTTP):
Connects to ec2-54-77-220-53.eu-west-1.compute.amazonaws.com  (54.77.220.53:80)

TCP (HTTP):
Connects to ec2-107-20-182-77.compute-1.amazonaws.com  (107.20.182.77:80)

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