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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 14 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 www.youtubedownloadersite.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:
4.9.0.4

MD5:
6f566e85832d30dff2ab4125be938aac

SHA-1:
f9adcf86c284b45d6e108af0310783bb68814eb6

SHA-256:
4d30181e8fbc0b76e9509f8adbd4833501e1bcb1fc23cbf1280aeba170c2f7fe

Scanner detections:
14 / 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:
11/23/2024 5:03:36 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/Widgi.102704
8.3.1.6

avast!
Win32:PUP-gen [PUP]
2014.9-150728

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Adware.Downware.10873
9.0.1.0209

ESET NOD32
Win32/Toolbar.Widgi potentially unwanted
9.12007

herdProtect (fuzzy)
variant of 540f81f4eb291eecc33aae04d91c0ce0d1182b2b
2015.8.31.5

K7 AntiVirus
Unwanted-Program
13.205.16308

Kaspersky
not-a-virus:HEUR:Downloader.Win32.Generic
14.0.0.1668

McAfee
Artemis!4EC0C81186BF
5600.6691

NANO AntiVirus
Trojan.Nsis.DownLoader12.dqgtta
0.30.24.2668

Panda Antivirus
Generic Suspicious
15.07.28.11

Quick Heal
Downloader.Generic.r5 (Not a Virus)
7.15.14.00

Reason Heuristics
Win32.Generic.GreenTreeApplicationssrl.Installer.Meta
15.7.28.11

Trend Micro House Call
TROJ_GEN.R0C1H07CH15
7.2.209

File size:
100.3 KB (102,704 bytes)

Product version:
4.9.0.4

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}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\ytdsetup.exe

Digital Signature
Signed by:
GreenTree Applications srl

Authority:
Starfield Technologies, Inc.

Valid from:
2/17/2015 5:55:38 PM

Valid to:
11/18/2015 6:32:14 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 1:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1536:JQpQ5EP0ijnRTXJH68gkW+RoeGd8yNkM/Dk2235CYvPtyjD2INapdZxpVhu:JQIURTXJH7Ozd8yNkaw5CAyf0PH2

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:
7.1705

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 11 URLs.

http://www.youtubedownloadersite.com/.../ytdcnet.php

http://dl3.vessoft.com/files2/y/ytd_windows/4.9.0.3/.../YTDInstaller.exe

http://software-files-a.cnet.com/s/software/12/45/10/.../FreeYouTubeDownloaderInstaller.exe

http://gsf-cf.softonic.com/6e8/7e4/.../YTDSetup.exe

http://files2.freewareupdate.com/download/file-transfer/YTD/.../YTDsetup.exe

http://d2uavj7im42ym2.cloudfront.net/T1VUQhEreMM_nz8QiNd760pFXgq5L6Nxw6BodW1SvZ0

http://www.ytddownloader.com/.../stub.php

http://www.ytddownloader.com/.../r.php?kt=ytd&ref=1&abcd=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

https://mg.mail.yahoo.com/.../download?m=YaDownload&mid=2_0_0_2_453640_AE vCmoAADJEVek9Cgq2MKOCT9g&fid=Sent&pid=2&clean=0&appid=YahooMailNeo&ymreqid=c4bb16ff-2f28-7d20-0102-a70034010000

http://www.youtubedownloadersite.com/.../YTDSetup.exe

http://a.foresting.info/hp/?q=RdS BNZRoF1UQ01234DoO8TArBE8tI7piR1T8ewm6BukO8BoPrFJ1KIo3DYRj0ZCGxfmCqErrOdr1igSL2PHGlnkrpLcZ3YWbdCmOEQGz7UxSAkWhXHYHKxbNOnPpowECtS7tW7N5ebHCVpUEDRasbyTHzHQUE/Ld70JI9wjX/RixYCuiNI2/E10X7VtJYyjRH1VMEeCFY23HbyTUXBwFUuvYrhApsf/zK6YWZIctUL5hEmUCZ4tU2Qk4gB9PLwsZHo57fjK 8p2FJNDQDZtnhgRU1REmo0qGUuGXl2ebHVtzr9HTaqTCkVJ0 dv1G3f/.../EZLCttULfAt6XJ XHERojJNSarJBwnuAZhIdV7byTP5qGtIxSoo1DYCwY7tgiyerEDl4NTAWGhvgiEQVocR5RQ14tScBdl3UtxGKe9Cbx1YC5tkhhIcvTJ7wl0gntsSoZdyuqwhLMywIHZ0EAlDKDRf8gm9NYHMpxXDNYdL6RAMMo&external_id=1431692325274276473

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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