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md_aff_installer_cf_installer_v1.0.1.21302_489_stub.exe

CoolAppDownloads

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application md_aff_installer_cf_installer_v1.0.1.21302_489_stub.exe by CoolAppDownloads has been detected as adware by 12 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. The file has been seen being downloaded from dnld.ironcustapps.com.
Publisher:
CoolAppDownloads  (signed and verified)

MD5:
2c5dd8bd9e6e53373ae71df760d8213a

SHA-1:
c387675e329526d1c909cc6ccf6c64d138919e41

SHA-256:
edaa0c34c83b7f62266c8276ed8ac6e8c1f751e0e53056dd34624ce9d94c62e1

Scanner detections:
12 / 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:
4/26/2024 2:58:41 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.MUP
3.6.1.96

AVG
Generic
2016.0.3144

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.InstallCore.MZIV
21709

ESET NOD32
Win32/InstallCore.VW potentially unwanted (variant)
9.11451

K7 AntiVirus
Unwanted-Program
13.202.15544

Malwarebytes
PUP.Optional.InstallCore.A
v2015.04.09.11

NANO AntiVirus
Riskware.Win32.InstallCore.dgjqdv
0.30.10.952

Reason Heuristics
Threat.ironSource.Bundler
15.4.9.23

Sophos
PUA 'Install Core Click run software'
5.12

VIPRE Antivirus
Threat.4786018
38882

File size:
712.5 KB (729,592 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\md_aff_installer_cf_installer_v1.0.1.21302_489_stub.exe

Digital Signature
Signed by:
CoolAppDownloads

Authority:
COMODO CA Limited

Valid from:
8/15/2013 3:00:00 AM

Valid to:
8/16/2014 2:59:59 AM

Subject:
CN=CoolAppDownloads, O=CoolAppDownloads, STREET=63 Ronthschild Blvd, L=Tel Aviv, S=Israel, PostalCode=65785, C=IL

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

Serial number:
00C1B6068CBEB4D13FFA1A0A377FF3960B

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:0jFaCqGWcN0QbJ6NKKu+JnOBEYSF0iucBWXE28V:0jFPqGWc523u+JnchSa9XT8V

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, BF, A9, FF, FF, E8, 5E, 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:
7.8147

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

Code size:
37 KB (37,888 bytes)

The file md_aff_installer_cf_installer_v1.0.1.21302_489_stub.exe has been seen being distributed by the following URL.

http://dnld.ironcustapps.com/cust/media_division/.../MD_Aff_Installer_CF_Installer_v1.0.1.21302_489_stub.exe

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