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skyhook-wireless-wi-fi-service.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 skyhook-wireless-wi-fi-service.exe by UpdateStar GmbH has been detected as a potentially unwanted program by 14 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:
b747836383ce652bd56d9e29c38bfb84

SHA-1:
407677d2e3faa7bced4cc031c3ea0207a8d0541b

SHA-256:
bc675a199021339b8b242985d5f735ad152c0ee098462c431acee225f2953712

Scanner detections:
14 / 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:
4/28/2024 1:23:25 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.125.180

Comodo Security
Application.Win32.InstallCore.AX
17633

Dr.Web
Adware.InstallCore.113
9.0.1.057

ESET NOD32
Win32/InstallCore.ES (variant)
8.9307

Malwarebytes
PUP.Optional.Installcore
v2014.02.26.05

McAfee
Artemis!40C599D84F09
5600.7207

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

Reason Heuristics
PUP.UpdateStarGmbH.EE
14.2.26.17

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.14224

Sophos
Install Core Installer
4.96

Trend Micro House Call
TROJ_GEN.F47V0114
7.2.57

Vba32 AntiVirus
Downware.InstallCore
3.12.24.3

VIPRE Antivirus
Trojan.Win32.Generic
25546

File size:
663.6 KB (679,552 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\skyhook-wireless-wi-fi-service.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):
12288:9MJfsG4HfYwcCUI4XMzsoe8+MEGwg9ZzHRpvPOThHP49EYDycyMbegkYZwcZMEZC:9MJfs/Htcw4cAo1BRRHRpPKwpZe8wcZs

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:
7.8448

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

Code size:
36 KB (36,864 bytes)

The file skyhook-wireless-wi-fi-service.exe has been seen being distributed by the following URL.

http://www.updatestar.com/.../2047653

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