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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 19 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.
Publisher:
UpdateStar GmbH  (signed and verified)

MD5:
705531491db5c6ba356b9cfa9f21c6c2

SHA-1:
b8d238955b2dd47658721fbbdccb5e18bda44438

SHA-256:
c7347d985dc60de5d7c32c4e3b994fc803758541caeebc874418bcd2b35d2974

Scanner detections:
19 / 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:
5/1/2024 7:18:36 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Trojan.Heur2.GZ.PGZ@bqkIzwki
932

Avira AntiVirus
Adware/InstallCore.A.169
7.11.141.156

AVG
MalSign.InstallC
2015.0.3410

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.14717

Bitdefender
Gen:Trojan.Heur2.GZ.PGZ@bqkIzwki
1.0.20.990

Comodo Security
Application.Win32.InstallCore.BWAN
18059

Dr.Web
Trojan.MulDrop5.10078
9.0.1.05190

Emsisoft Anti-Malware
Gen:Trojan.Heur2.GZ.PGZ@bqkIzwki
8.14.07.17.05

ESET NOD32
Win32/InstallCore.LX potentially unwanted application
7.0.302.0

F-Secure
Gen:Trojan.Heur2.GZ.PGZ@bqkIzwki
11.2014-17-07_5

G Data
Gen:Trojan.Heur2.GZ.PGZ@bqkIzwki
14.7.24

K7 AntiVirus
Unwanted-Program
13.176.11663

Malwarebytes
PUP.Optional.Installcore
v2014.07.17.05

McAfee
Artemis!705531491DB5
5600.7066

MicroWorld eScan
Gen:Trojan.Heur2.GZ.PGZ@bqkIzwki
15.0.0.594

Qihoo 360 Security
Win32/Virus.Adware.94c
1.0.0.1015

Reason Heuristics
PUP.UpdateStarGmbH.J
14.4.2.2

Sophos
Install Core Installer
4.98

VIPRE Antivirus
Threat.4837543
31208

File size:
668.1 KB (684,088 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
COMODO CA Limited

Valid from:
1/2/2013 8:00:00 AM

Valid to:
1/3/2016 7:59:59 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 6:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:0EnvpPgfwvLYDZtzRgNoU+9qu9OToO6bXUk+t3Nbsd2T33v3ldbrT:0EnvtiwTYDZtzWoL9qmOsOn9Ad2T33v3

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:
7.8051

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

Code size:
37 KB (37,888 bytes)

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