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ytdsetup.exe

YTD Video Downloader

Greentree Applications SRL

The application ytdsetup.exe by Greentree Applications SRL has been detected as a potentially unwanted program by 24 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from files.downloadnow.com and multiple other hosts. While running, it connects to the Internet address 14.d7.24ae.ip4.static.sl-reverse.com on port 80 using the HTTP protocol.
Publisher:
Greentree Applications SRL  (signed and verified)

Product:
YTD Video Downloader

Version:
4.9.2

MD5:
47a9c2c4dd479c8319ed00250d0ca4bc

SHA-1:
5020573fd81bc8d1c1e6e8eae0b06e0e8f49a5d7

SHA-256:
5f1bdd5fdcbb72e9678218fedd63c8df3dc4068e640e04ba7c19e948635d3b1e

Scanner detections:
24 / 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:
4/24/2024 8:40:29 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Adware-gen [Adw]
2014.9-151006

AVG
Downloader
2016.0.2964

Baidu Antivirus
Adware.Win32.AskToolbar
4.0.3.15106

Bkav FE
W32.HfsAdware
1.3.0.6979

Comodo Security
ApplicUnwnt
19644

Dr.Web
Adware.Downware.10873
9.0.1.0279

ESET NOD32
Win32/Bundled.Toolbar.Ask.G potentially unsafe (variant)
9.11871

Fortinet FortiGate
Riskware/Ask
10/6/2015

G Data
Win32.Adware.Spigot
15.10.24

IKARUS anti.virus
PUA.Offer
t3scan.1.9.5.0

K7 AntiVirus
Trojan
13.183.13504

Kaspersky
not-a-virus:AdWare.MSIL.RocketTab
14.0.0.1317

Malwarebytes
PUP.Optional.APNToolBar.A
v2015.10.06.02

McAfee
Artemis!8A5AE67E0CA6
5600.6620

NANO AntiVirus
Trojan.Win32.Downware.ctuoeb
0.28.0.59048

Panda Antivirus
Trj/Chgt.E
15.10.06.02

Qihoo 360 Security
HEUR/Malware.QVM06.Gen
1.0.0.1015

Quick Heal
AdWare.MSIL.g6 (Not a Virus)
10.15.14.00

Reason Heuristics
Win32.Generic.GreentreeApplications.Installer.Meta
15.10.6.14

Rising Antivirus
PE:Trojan.Win32.Generic.172F5263!388977251
23.00.65.151004

Trend Micro House Call
TROJ_GEN.R047H07HS14
7.2.279

Vba32 AntiVirus
Backdoor.Sinowal
3.12.26.4

VIPRE Antivirus
Trojan.Win32.Generic
31108

Zillya! Antivirus
Adware.RocketTab.Win32.32
2.0.0.1936

File size:
9.8 MB (10,231,584 bytes)

Product version:
4.9.2.0.5

Copyright:
Copyright © 2007-2015 GreenTree Applications SRL

Original file name:
Uninstall.exe

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

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

Digital Signature
Signed by:
Greentree Applications SRL

Authority:
Symantec Corporation

Valid from:
6/16/2015 5:30:00 AM

Valid to:
8/15/2017 5:29:59 AM

Subject:
CN=Greentree Applications SRL, O=Greentree Applications SRL, L=Bucharest, S=Bucharest, C=RO

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
65DB5B5BDFCE9083EDF79253BABF4963

File PE Metadata
Compilation timestamp:
2/25/2012 12:49:59 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
196608:R+rzIix3BgJ4pnsTpI2vJ4xL+7zNQLdzPdd9/gUEHpoXPLIQ2YWivjrj6:YrzIiLgJ0sTWM69+Gtd7/gNHeEQrvu

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Entropy:
7.9992

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file ytdsetup.exe has been seen being distributed by the following 8 URLs.

http://files.downloadnow.com/s/software/14/44/79/.../FYTD_Setup_2.exe

temp:YTDSetup.exe

http://up.br.bav.baidu.com/?rh=B301F83055F1B9342054E93A63E38B4E&baidusign=26448499&baidurand=17584

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

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

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

http://d3876fpuz5dglk.cloudfront.net/installers/.../YTDSetup.exe

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

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

TCP (HTTP):
Connects to 14.d7.24ae.ip4.static.sl-reverse.com  (174.36.215.20:80)

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