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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:
3f3b188279e5c97a07f96db96c379d21

SHA-1:
5d716e88fab39fff4a025fec1b114b4b9601b1f6

SHA-256:
355b750203a6ce305824314345554b9552a49c878b6ea5ac28c01599b5223927

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:
4/24/2024 6:52:08 PM UTC  (today)

Scan engine
Detection
Engine version

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

File size:
737.2 KB (754,896 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:PxpJTRe2ox2XK8arRJjOvsWRBsu1ZZKPrqLELFQvCU/Dk:ZpNR9ox2NErSNCPrXQaUbk

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:
7.4050

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=eyJweSI6ImRvIiwicnMiOiJiIiwicnQiOiJzIiwiYyI6InVzIiwibyI6IndpbjgiLCJiIjoiY2gzMSIsInVfaWQiOiJkb181MzIyMDY0YWU1ZWQ3MS4yNzI4NjkyNy4wMTk2YTk5Y2UxMjNmOWU3YzE3MjVkZjViNGMyYTlhYyIsInBhX2lkIjoiNCIsInN0X2lkIjoiMCIsInNwX2lkIjoiMDAwMC0wMzc2IiwidHMiOjEzOTQ3Mzg3NjMsImt3Ijoid2hhdCBpcyBhIHZsYyBwbGF5ZXIiLCJjdSI6IndoYXQgaXMgYSB2bGMgcGxheWVyIiwiY2EiOm51bGx9

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