ytdsetup.exe

YTD Video Downloader

GreenTree Applications srl

The application ytdsetup.exe, “YTD Video Downloader stub installer” by GreenTree Applications srl has been detected as a potentially unwanted program 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 NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from software-files-a.cnet.com and multiple other hosts. While running, it connects to the Internet address hosted-by.leaseweb.com on port 80 using the HTTP protocol.
Publisher:
GreenTree Applications srl  (signed and verified)

Product:
YTD Video Downloader

Description:
YTD Video Downloader stub installer

Version:
4.8.9.7

MD5:
dad470224e5cc8f273da1f131a7d0598

SHA-1:
a6b7583af2c07fd48b67421535dad02d6e57ad92

SHA-256:
b8d7ebe902ceb0d471f16f6630fd761686f1b4da5f7032baa3ab68825462e014

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
This is part of a Greentree bundled installer, which includes various adware, toolbars and co-bundled potentially unwanted apps pushed to the user upon setup.

Analysis date:
4/23/2024 12:27:25 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Optional.Installer
15.2.18.15

File size:
101.5 KB (103,896 bytes)

Product version:
4.8.9.7

Copyright:
(c) 2014 GreenTree Applications SRL. All rights reserved.

Original file name:
YTDStub.exe

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

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

Digital Signature
Authority:
Starfield Technologies, Inc.

Valid from:
2/17/2015 4:55:38 PM

Valid to:
11/18/2015 5:32:14 PM

Subject:
CN=GreenTree Applications srl, O=GreenTree Applications srl, L=Bucuresti, C=RO

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
00C427DA8891A2EF29

File PE Metadata
Compilation timestamp:
12/6/2009 12:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1536:9QpQ5EP0ijnRTXJH68gkW+RoeGd8yNkM/Dk2296C/CGzYCUcxFbD+G+:9QIURTXJH7Ozd8yNkaG6CxzYCUvZ

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.1798

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file ytdsetup.exe has been seen being distributed by the following 50 URLs.

http://software-files-a.cnet.com/s/software/13/79/86/.../YTDSetup.exe

http://d3gmiwcppg3ac8.cloudfront.net/XCQGdNMMLk0S9jaCtzDw5PAI6IY3layBYnqO906Huec

Latest 30 of 66 download URLs

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

TCP (HTTP):
Connects to hosted-by.leaseweb.com  (5.79.67.111:80)

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