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concrete column design 2.3 2.3 by iwdownload.exe

ISfreemium

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application concrete column design 2.3 2.3 by iwdownload.exe by ISfreemium 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 file has been seen being downloaded from www.iwdownload.com.
Publisher:
ISfreemium  (signed and verified)

MD5:
2e96b4cb0108e2c340f13fecf020f744

SHA-1:
bbab3d0ac588f36a25d2e44ed54d992719dd4ede

SHA-256:
49a27757aa1df7bf4f9c3a3da6ee3aa6ef1f8b510965e6ef9cbf601c96dce689

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:
4/26/2024 3:36:16 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.ISfreemi (M)
16.6.26.12

File size:
661.7 KB (677,608 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\concrete column design 2.3 2.3 by iwdownload.exe

Digital Signature
Signed by:
ISfreemium

Authority:
COMODO CA Limited

Valid from:
7/3/2013 4:00:00 AM

Valid to:
7/4/2014 3:59:59 AM

Subject:
CN=ISfreemium, O=ISfreemium, STREET=63 Rothschild 63 BV, L=Tel-Aviv, S=N/A, PostalCode=65785, C=IL

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

Serial number:
009B517CAF08AA1A85822DB0CE5E9169FE

File PE Metadata
Compilation timestamp:
6/20/1992 2:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:0kOyMJfsG1SeZMyXR4vn4EYyojdtBDO3+rv8qCywanSQ+TzNwYHoW7rsW19v:lOyMJfs6DZXXavn4E2jdf8+rYwStn6WT

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:
7.7376

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

Code size:
36 KB (36,864 bytes)

The file concrete column design 2.3 2.3 by iwdownload.exe has been seen being distributed by the following URL.

http://www.iwdownload.com/installer.php?id=concrete-column-design&did=14649

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