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mediadownloader.exe

InstallVibes

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application mediadownloader.exe by InstallVibes has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from lp.vidzbeez.com.
Publisher:
InstallVibes  (signed and verified)

MD5:
705703619c268fc3ad8789826a7689b2

SHA-1:
cc8bde4241487781e78eaa3cabfe61f9a64e4b21

SHA-256:
9766eaeee675e752c4fb03223a0e028f100962e3ad1f494667fbf91cafde0dcb

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
11/24/2024 3:38:06 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo
16.5.23.4

File size:
263.8 KB (270,080 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\mediadownloader.exe

Digital Signature
Signed by:
InstallVibes

Authority:
COMODO CA Limited

Valid from:
3/20/2014 4:30:00 AM

Valid to:
3/20/2016 4:29:59 AM

Subject:
CN=InstallVibes, O=InstallVibes, STREET=Ehad Haam 21 St., L=Tel Aviv, S=Israel, PostalCode=6515103, C=IL

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

Serial number:
00F29201EBC1EAD2B751F2854AD68C6244

File PE Metadata
Compilation timestamp:
7/20/2014 2:18:24 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:nsw+a3x5kIsgXK/hxe6GAxiH7dOUE4cVZI:nsw93x5kIpisz0ZVG

Entry address:
0x589F

Entry point:
E8, D8, 47, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 70, C3, 41, 00, E8, CB, 1D, 00, 00, E8, B4, 2E, 00, 00, 0F, B7, F0, 6A, 02, E8, 6B, 47, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 2A, 3F, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.4483

Code size:
82.5 KB (84,480 bytes)

The file mediadownloader.exe has been seen being distributed by the following URL.

http://lp.vidzbeez.com/lp/.../setup.exe

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