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web-freer.exe

UpdateStar GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application web-freer.exe by UpdateStar GmbH has been detected as a potentially unwanted program by 10 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 www.updatestar.com.
Publisher:
UpdateStar GmbH  (signed and verified)

MD5:
4ff468b3b4c26ef904895037fc5dc11c

SHA-1:
ce7d56dbcb6303c03d48ff6f629559bb85ac5267

SHA-256:
c29a973d54b70b321dcda8e49a7d83975cc11ff249fd4f7f3f8d8cc529d9488f

Scanner detections:
10 / 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.

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:
4/27/2024 4:36:55 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.128.170

Dr.Web
Trojan.KillProc.30849
9.0.1.065

ESET NOD32
Win32/InstallCore.JE.gen (variant)
8.9372

Malwarebytes
PUP.Optional.Installcore
v2014.03.06.09

McAfee
Artemis!AD5E8193F922
5600.7200

Reason Heuristics
PUP.UpdateStarGmbH.J
14.3.6.9

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.14304

Trend Micro House Call
TROJ_GEN.F47V0131
7.2.65

Vba32 AntiVirus
Downware.InstallCore
3.12.24.3

VIPRE Antivirus
InstallCore.b
26086

File size:
669 KB (685,056 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\web-freer.exe

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
COMODO CA Limited

Valid from:
1/2/2013 3:00:00 AM

Valid to:
1/3/2016 2:59:59 AM

Subject:
CN=UpdateStar GmbH, O=UpdateStar GmbH, STREET=Hauptstraße 20, L=Berlin, S=Berlin, PostalCode=10827, C=DE

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

Serial number:
009ED227324380B40DDE36C8D31A33831F

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):
12288:7vptvVqpPXo+HrdkNuX3MmmJalSXGUhjvmWLVGozhj/OuP/th:7vXvV0ddkz82vJGozhj/3h

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:
7.7961

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

Code size:
37 KB (37,888 bytes)

The file web-freer.exe has been seen being distributed by the following URL.

http://www.updatestar.com/.../2105277

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