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vlc-media-player.exe

dobreprogramy sp. z o.o.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application vlc-media-player.exe by dobreprogramy sp. z o.o has been detected as adware by 22 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 installer is marketed through download protals and search ads as the VideoLAN VLC media player but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
dobreprogramy sp. z o.o.  (signed and verified)

MD5:
3a5cd846ca4198ca27c025d548c8df2e

SHA-1:
78dd9fcdd2791c1baba05e77dc69990246fd2e5f

SHA-256:
558a2d3a61a18f0f57d8fe4c3d0ad3d89f55d9060a52796338e6014badf7ab41

Scanner detections:
22 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/25/2024 9:50:28 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.129.130

AVG
MalSign.InstallC
2015.0.3340

Bkav FE
W32.Clodd1a.Trojan
1.3.0.4613

Comodo Security
ApplicUnwnt
17963

Dr.Web
Trojan.Packed.24524
9.0.1.0269

ESET NOD32
Win32/InstallCore.BY potentially unwanted application
8.7.0.302.0

Fortinet FortiGate
Riskware/Vittalia
9/26/2014

F-Prot
W32/InstallCore.R3.gen
v6.4.7.1.166

herdProtect (fuzzy)
variant of budzik(11529).exe (Adware)
2014.12.7.23

IKARUS anti.virus
Win32.SuspectCrc
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.175.11064

Malwarebytes
PUP.Optional.Dobreprogramy
v2014.09.26.02

McAfee
Artemis!C9DC5AD4C822
5600.6996

NANO AntiVirus
Riskware.Win32.InstallCore.dffjvz
0.28.2.62151

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

Reason Heuristics
PUP.dobreprogramyspzoo.X
14.9.26.2

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.14924

Sophos
Install Core Click run software
4.96

Trend Micro House Call
TROJ_GEN.F47V1229
7.2.269

Vba32 AntiVirus
Downware.InstallCore
3.12.24.3

VIPRE Antivirus
Adware.Win32.InstallCore.ba
26158

File size:
651 KB (666,648 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\vlc-media-player.exe

Digital Signature
Signed by:
dobreprogramy sp. z o.o.

Authority:
COMODO CA Limited

Valid from:
6/6/2013 2:00:00 AM

Valid to:
6/7/2014 1:59:59 AM

Subject:
CN=dobreprogramy sp. z o.o., O=dobreprogramy sp. z o.o., STREET=Al. Jana Kasprowicza 94, L=Wrocław, S=dolnośląskie, PostalCode=51-145, C=PL

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

Serial number:
00EFC6EDE5717968B796D7BFF8BE2536E9

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:elkOyMJfsGMmOjLwy9jhZmUJRkRGd4rxS7FyYwX/jx54o5DOGVHaEd58Vm8qAmm/:fOyMJfsSQwyNh8leUuoJdHoVm8qfYVS

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...
 
[+]

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

Code size:
36 KB (36,864 bytes)

The file vlc-media-player.exe has been seen being distributed by the following URL.

http://download4.dobreprogramy.pl/.../x86

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