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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 11 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from d3gmz93gzlnm0s.cloudfront.net 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:
4.9.0.1

MD5:
8f719bfb9f87c204ec998243c6e268c8

SHA-1:
03b2647ea79f6cedd5c747b9e7429b791a7b9f9c

SHA-256:
c5d44f98db3926c29ce1ac2785a11451736ac34aa31e7cede3557ea45c91fdce

Scanner detections:
11 / 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:
4/25/2024 9:57:28 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:PUP-gen [PUP]
2014.9-150419

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Adware.Downware.10873
9.0.1.0109

ESET NOD32
Win32/Toolbar.Widgi potentially unwanted
9.11444

Kaspersky
not-a-virus:HEUR:Downloader.Win32.Generic
14.0.0.2168

McAfee
Artemis!4EC0C81186BF
5600.6791

NANO AntiVirus
Trojan.Nsis.DownLoader12.dqgtta
0.30.16.1110

Panda Antivirus
Generic Suspicious
15.04.19.10

Quick Heal
Downloader.Generic.r5 (Not a Virus)
4.15.14.00

Reason Heuristics
Threat.Installer.GreenTreeApplicationssrl
15.4.19.6

Trend Micro House Call
Suspicious_GEN.F47V0415
7.2.109

File size:
110.9 KB (113,560 bytes)

Product version:
4.9.0.1

Copyright:
(c) 2015 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
Signed by:
GreenTree Applications srl

Authority:
Starfield Technologies, Inc.

Valid from:
2/17/2015 3:55:38 PM

Valid to:
11/18/2015 4:32:14 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:
2/24/2012 8:21:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:0imWE9ru5RXmsHw7Ozd8yNkaXZCZwK42j:0FF9+2/6yyKaUl42j

Entry address:
0x3814

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 1C, C7, 44, 24, 10, 70, 8A, 40, 00, 89, 5C, 24, 18, C6, 44, 24, 14, 20, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 80, 40, 00, 53, FF, 15, A4, 82, 40, 00, 6A, 08, A3, 58, 89, 44, 00, E8, FA, 28, 00, 00, 53, 68, 60, 01, 00, 00, A3, 68, 88, 44, 00, 8D, 44, 24, 3C, 50, 53, 68, 1F, 8B, 40, 00, FF, 15, 70, 81, 40, 00, 68, 14, 8B, 40, 00, 68, 60, 48, 44, 00, E8, 24, 26, 00, 00, FF, 15, AC, 80, 40, 00, 50, BF, 50, 10, 47, 00, 57, E8, 12, 26...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
27 KB (27,648 bytes)

The file ytdsetup.exe has been seen being distributed by the following 6 URLs.

http://d3gmz93gzlnm0s.cloudfront.net/oKqKKzpEngBuporbWKcDVoz9mU9Y1qznyMX-8CJu4G8

http://d3gmz93gzlnm0s.cloudfront.net/G0xHCR8MvcSJ4Kru9puaHK3VziBpmqbqI3NI17oXurE

http://d3gmz93gzlnm0s.cloudfront.net/TiNhkgF3ftLfO4RdVlXFnIEj1xzuP0MNIKP6xNN5v0c

http://d3gmz93gzlnm0s.cloudfront.net/6u9ZoyIV0k22jOmbPEyPCtsm-nsho5ZAa4AM8ccj45w

http://d3gmz93gzlnm0s.cloudfront.net/cWUNbmRT8pdKf25o3-WhZhHB2JwLFCUApopzk8b2fGs

http://www.youtubedownloadersite.com/.../stub.php?ytd2

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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