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word_setup.exe

STMSetup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application word_setup.exe by STMSetup 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 cdn.click-downloadnow.com.
Publisher:
STMSetup  (signed and verified)

MD5:
0904d61e1f034b862968008cb5220684

SHA-1:
706884bf66acbc12a3c4eafead649c76d890a11c

SHA-256:
1f58363c08fdfb29119481dad43a9c106bd4927680fea83c0f3bb043b3d09eb8

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 '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:
5/27/2024 1:11:54 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.178.166

AVG
Generic
2015.0.3320

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.141016

Dr.Web
Adware.InstallCore.386
9.0.1.0289

ESET NOD32
Win32/InstallCore.OU (variant)
8.10569

K7 AntiVirus
Unwanted-Program
13.183.13690

McAfee
Artemis!0904D61E1F03
5600.6976

Norman
InstallCore.CERT
11.20141016

Reason Heuristics
PUP.Installer.STMSetup.K
14.10.16.10

Sophos
Install Core Click run software
4.98

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
InstallCore
33950

File size:
767.8 KB (786,248 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
STMSetup

Authority:
COMODO CA Limited

Valid from:
4/27/2014 8:00:00 PM

Valid to:
4/28/2015 7:59:59 PM

Subject:
CN=STMSetup, O=STMSetup, STREET=28 Lenelblome St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

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

Serial number:
4CC8AF2C057FC32A3FA7F44EAADD7EEA

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:v6FaY6nGGWeExzXPd4wuhhybyLCzeHiOE/nEvVLbLOlqhI1ex0etPFEz4V7qBvi:v6FN2tWNxzXPdRuhhymLCzeHiONvZS03

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:
7.8466

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

Code size:
37 KB (37,888 bytes)

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

http://cdn.click-downloadnow.com/?ic_user_id=212

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