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bvddsetup.exe

Best Video Downloader

Alactro LLC

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application bvddsetup.exe by Alactro has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a self-extracting archive and installer and has been known to bundle potentially unwanted software. It is also typically executed from the user's temporary directory. While running, it connects to the Internet address api.yontoo.com on port 80 using the HTTP protocol.
Publisher:
Alactro LLC  (signed and verified)

Product:
Best Video Downloader

Description:
Installer

Version:
2012.5.16.1155

MD5:
5f487779d398d4c4435b0f1abad2e7e8

SHA-1:
00d39b2d5adcb1f61585a6b96779954ec6c067a3

SHA-256:
3d737a57cc2dc9435de270024254f091137956e073e4d4e265440eea3cb3de22

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:
4/26/2024 11:56:44 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.Alactro.Installer (M)
16.3.21.8

File size:
1.1 MB (1,199,344 bytes)

Product version:
1.11.00

Copyright:
Copyright (c) 2012 Alactro LLC. All rights reserved.

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\bvddsetup.exe

Digital Signature
Signed by:
Alactro LLC

Authority:
GoDaddy.com, Inc.

Valid from:
5/15/2012 4:01:43 PM

Valid to:
5/26/2013 5:13:23 PM

Subject:
CN=Alactro LLC, O=Alactro LLC, L=Carlsbad, S=CA, C=US

Issuer:
SERIALNUMBER=07969287, CN=Go Daddy Secure Certification Authority, OU=http://certificates.godaddy.com/repository, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
046CAA7E02C7FB

File PE Metadata
Compilation timestamp:
3/10/2011 9:55:28 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
24576:NXELkiAg2qulIyArcM059R8gzuUmEwdWd5IYLCkhdNj8HxKw/7frXI:1CkiAEQIy6NXgzaEZd5xRhsxfw

Entry address:
0x15B4

Entry point:
55, 8B, EC, 81, EC, CC, 05, 00, 00, 53, 56, 33, DB, 57, C6, 85, 34, FA, FF, FF, 00, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 00, 40, 40, 00, FF, 15, 70, 30, 40, 00, 89, 45, F8, 8D, 85, 3C, FE, FF, FF, 50, C7, 85, 3C, FE, FF, FF, 94, 00, 00, 00, FF, 15, 6C, 30, 40, 00, 85, C0, 75, 21, FF, 15, 14, 30, 40, 00, 50, 68, A8, 32, 40, 00, E8, 36, FA, FF, FF, 59, C7, 05, 04, 40, 40, 00, FF, 00, 00, 00, E9, 20, 02, 00, 00, 8B, 35, 68, 30, 40, 00, 68, 94, 32, 40, 00, 68, 84, 32, 40, 00, FF, D6, 50, FF, 15, 64, 30, 40...
 
[+]

Entropy:
7.9967

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to wac.edgecastcdn.net  (72.21.81.13:80)

TCP (HTTP):
Connects to service.yontoo.com  (8.25.35.148:80)

TCP (HTTP):
Connects to api.yontoo.com  (8.25.35.15:80)

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