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icreinstall_java_setup.exe

STMSetup

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_java_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. With this installer, users are expecting to download the free Oracle Java Runtime but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
STMSetup  (signed and verified)

MD5:
37461712aaf8726c997156b820022ed9

SHA-1:
fb38e2c5ddbd7552b14095cf362df49308ccb2a9

SHA-256:
af568535be8ff1d25225b512fcd6fe4dca40b8c34e8767fd08ba9ff50b968096

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:
4/19/2024 6:08:49 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/InstallCore.A.990
7.11.163.2

AVG
InstallCore
2015.0.3405

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.14722

Dr.Web
Adware.InstallCore.386
9.0.1.0203

ESET NOD32
Win32/InstallCore.OU (variant)
8.10123

Fortinet FortiGate
Riskware/InstallCore
7/22/2014

K7 AntiVirus
Unwanted-Program
13.181.12775

McAfee
Artemis!37461712AAF8
5600.7061

Reason Heuristics
PUP.Installer.STMSetup.W
14.7.22.17

Sophos
Install Core Click run software
4.98

Trend Micro House Call
Suspicious_GEN.F47V0629
7.2.203

VIPRE Antivirus
Trojan.Win32.Generic
31414

File size:
717.9 KB (735,136 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_java_setup.exe

Digital Signature
Signed by:
STMSetup

Authority:
COMODO CA Limited

Valid from:
4/28/2014 2:00:00 AM

Valid to:
4/29/2015 1:59:59 AM

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:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:tavpi0I3m/J/8rwJGQMV6eTK9JjUHsadR73MRXoyzQx3L3rATshi1Byqk8hd4Tf+:tavY+/WkQT6mKDi7kXpi+shi1QqNn

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:
7.8827

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

Code size:
37 KB (37,888 bytes)

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

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

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

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdneu.webfilescdn.com  (65.254.40.36:80)

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