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vlcmediaplayer-setup.exe

Downloadster

The Adlogica setup manager, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application vlcmediaplayer-setup.exe by Downloadster has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Adlogica Downloader installer. 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:
Downloadster  (signed and verified)

MD5:
9a554b646499098103aae0714af1a92d

SHA-1:
0f9f3c690f874935b97f8d299b5a40d719accad6

SHA-256:
c01d9312d9255d7507ada687ad0a89055f30948fe04c24113c841a42f1fd76af

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/26/2024 9:00:15 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adlogica.Downloadster.Bundler (M)
16.1.31.3

File size:
738.1 KB (755,864 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Downloader (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\vlcmediaplayer-setup.exe

Digital Signature
Signed by:
Downloadster

Authority:
COMODO CA Limited

Valid from:
8/13/2013 8:00:00 PM

Valid to:
8/14/2015 7:59:59 PM

Subject:
CN=Downloadster, O=Downloadster, STREET=96 Jessie st 4th floor, L=SAN FRANCISCO, S=CA, PostalCode=94105, C=US

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

Serial number:
6BF02A856A1D40D914792483AF513873

File PE Metadata
Compilation timestamp:
6/22/2012 2:07:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:jxpJTRe2ox2XK8arRJjOvsWRBsu1ZZKPrqLELFQvCU/DQ:dpNR9ox2NErSNCPrXQaUbQ

Entry address:
0x333B

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 2C, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, C0, 33, 42, 00, E8, 1D, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0B, 24, 00, 00...
 
[+]

Entropy:
7.4060

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file vlcmediaplayer-setup.exe has been seen being distributed by the following URL.

http://downloads.downloadster.org/download.php?id=1791576026b3c8208320a49fd7a0892c89b5bf59&z=4&p=eyJweSI6ImRvIiwicnMiOiJiIiwicnQiOiJzIiwiYyI6InVzIiwibyI6IndpbjgiLCJiIjoiY2gzMSIsInVfaWQiOiJkb181MzIyMDU0YjJkZmVmMS4wMjc4NDM0OS5lNDM3ZDQxNjdjNTIyZTBmZWQwODI5N2IzODNiYzJlOSIsInBhX2lkIjoiNCIsInN0X2lkIjoiMCIsInNwX2lkIjoiMDAwMC0wMzc2IiwidHMiOjEzOTQ3Mzg1MDcsImt3Ijoid2hhdCBpcyBhIHZsYyBwbGF5ZXIiLCJjdSI6IndoYXQgaXMgYSB2bGMgcGxheWVyIiwiY2EiOm51bGx9

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