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firefox_setup.exe

The application firefox_setup.exe has been detected as a potentially unwanted program by 27 anti-malware scanners. The program is a setup application that uses the Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from downloader.ez-download.com.
MD5:
7ff3b1f2479ce36faea61d89c5791b30

SHA-1:
2e87b25bfb02eab232e6f0df22a7f8a145263882

SHA-256:
77149dc80d6abd3c5cf7833806b650b80c0fb0816c42aacddfec09991d2d03db

Scanner detections:
27 / 68

Status:
Potentially unwanted

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

Analysis date:
4/19/2024 7:17:48 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.DealPly.J
810

AegisLab AV Signature
BDS-Hupigon.Gen
2.1.4+

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
Adware/InstallCo.HB
7.11.141.200

avast!
Win32:Adware-gen [Adw]
141025-0

AVG
Adware Generic5.BDFT
2014.0.4189

Bitdefender
Adware.DealPly.J
1.0.20.1600

Clam AntiVirus
Win.Adware.Dealply
0.98/19073

Comodo Security
Application.Win32.Agent.I
18068

Dr.Web
Adware.InstallCore.86, Adware.InstallCore.122
9.0.1.05190

Emsisoft Anti-Malware
Adware.DealPly
14.11.16

ESET NOD32
Win32/InstallCore.BL potentially unwanted application
7.0.302.0

F-Prot
W32/InstallCore.R.gen
4.6.5.141

F-Secure
Adware.DealPly.J
11.2014-16-11_1

G Data
Adware.DealPly
14.11.24

K7 AntiVirus
Adware
13.183.13407

McAfee
Artemis!8DE6AB99AA14
5600.6944

Microsoft Security Essentials
Threat.Undefined
1.173.2171.0

MicroWorld eScan
Adware.DealPly.J
15.0.0.960

NANO AntiVirus
Riskware.Win32.InstallCore.dcnbof
0.28.2.60990

nProtect
Adware.DealPly.J
14.04.07.01

Panda Antivirus
Trj/CI.A
14.11.16.09

Rising Antivirus
PE:Malware.InstallCore!6.4
23.00.65.141114

Sophos
Install Core
4.98

SUPERAntiSpyware
Adware.InstallCore
10233

Vba32 AntiVirus
Downware.InstallCore
3.12.26.0

VIPRE Antivirus
InstallCore
28118

File size:
593.1 KB (607,368 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

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

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

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:fHyMJfs8dPOrwVJfGGhp8QTxFmyJd5jiOVBv23G2a4aezG:vyMJfskWruJfFp9ay75zO3G2a4bC

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...
 
[+]

Entropy:
7.7627

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

Code size:
36 KB (36,864 bytes)

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

http://downloader.ez-download.com/download.php?id=9527e2a6879911e89a89c8977cfd2a9681f77e59B&z=0&p=eyJweSI6ImV6IiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJkZSIsIm8iOiJ3aW43IiwiYiI6ImNoMjgiLCJ1X2lkIjoiZXpfNTIxZTMwOTIxNjdmYTQuMDc2Nzk0MjciLCJwYV9pZCI6IjAiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDYtMDAwMCIsInRzIjoxMzc3NzEwMjI2LCJrdyI6ImZpcmVmb3giLCJjdSI6ImZpcmVmb3giLCJjYSI6bnVsbH0=

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