ytd_installer.exe

YTD Video Downloader

GreenTree Applications srl

The application ytd_installer.exe by GreenTree Applications srl has been detected as a potentially unwanted program by 20 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 get.ytddownloader.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

MD5:
592348ba856b8d703718d8fc43533c6a

SHA-1:
638362c7193309c5e84588306b52ffd90e08a8bf

SHA-256:
9735fb7fd3a35ada6164187c01cbb101714f28bdc34e724138259a355c8d8f29

Scanner detections:
20 / 68

Status:
Potentially unwanted

Explanation:
Bundles that Ask.com toolbar as a third-party offer, a web browser extension that may modify a user's search and home pages.

Analysis date:
4/25/2024 6:12:14 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Adware-gen [Adw]
2014.9-150427

AVG
Downloader
2016.0.3127

Baidu Antivirus
Adware.Win32.AskToolbar
4.0.3.15427

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
ApplicUnwnt
19363

Dr.Web
Adware.BGuard.24
9.0.1.0117

ESET NOD32
Win32/Bundled.Toolbar.Ask.G potentially unsafe (variant)
9.11537

Fortinet FortiGate
Riskware/Ask
4/27/2015

G Data
Win32.Adware.Spigot
15.4.24

IKARUS anti.virus
PUA.BrowserSafeGuard
t3scan.1.7.5.0

K7 AntiVirus
Trojan
13.183.13218

Kaspersky
not-a-virus:AdWare.MSIL.RocketTab
14.0.0.2128

Malwarebytes
PUP.Optional.Spigot
v2015.04.27.07

McAfee
Artemis!77278F18ABAC
5600.6783

NANO AntiVirus
Riskware.Win32.Bundled.dacits
0.28.0.60253

Panda Antivirus
Trj/NsisDownloader.A
15.04.27.07

Reason Heuristics
Threat.Installer.GreenTreeApplicationssrl
15.4.27.3

Trend Micro House Call
Suspicious_GEN.F47V0421
7.2.117

VIPRE Antivirus
Trojan.Win32.Generic
31110

Zillya! Antivirus
Adware.RocketTab.Win32.32
2.0.0.1908

File size:
10.5 MB (11,024,136 bytes)

Product version:
4.9.0.1

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:\ProgramData\application data\ytd video downloader\ytd_installer.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:
2/24/2012 9:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
196608:132ptmvBfBMZeBllL2dOgDAo/7q+oLp31SSfrLEy3tCEQZ5osKb1qaGLA15rB:xT5fBMZoxiJAMgDS2Hzd2dKrB

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:
7.9993

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

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

http://get.ytddownloader.com/kits/.../YTDSetup-286979177.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1121305485.exe

http://get.ytddownloader.com/kits/.../YTDSetup-2002543909.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1810933634.exe

http://get.ytddownloader.com/kits/.../YTDSetup-611612865.exe

http://get.ytddownloader.com/kits/.../YTDSetup-311988952.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1429954728.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1379331083.exe

http://get.ytddownloader.com/kits/.../YTDSetup-459161927.exe

http://get.ytddownloader.com/kits/.../YTDSetup-781729351.exe

http://get.ytddownloader.com/kits/.../YTDSetup-532663727.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1337171036.exe

http://get.ytddownloader.com/kits/.../YTDSetup-116028368.exe

http://get.ytddownloader.com/kits/.../YTDSetup-528908149.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1428989141.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1019892356.exe

http://get.ytddownloader.com/kits/.../YTDSetup-801828490.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1242895888.exe

http://get.ytddownloader.com/kits/.../YTDSetup-2054697079.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1557684599.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1775842510.exe

http://get.ytddownloader.com/kits/.../YTDSetup-548979628.exe

http://get.ytddownloader.com/kits/.../YTDSetup-735755162.exe

http://get.ytddownloader.com/kits/.../YTDSetup-265631944.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1365839740.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1453492653.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1319221911.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1002085376.exe

http://get.ytddownloader.com/kits/.../YTDSetup-843550870.exe

http://get.ytddownloader.com/kits/.../YTDSetup-1602732036.exe

Latest 30 of 307 download URLs

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

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

TCP (HTTP):
Connects to hosted-by.leaseweb.com  (95.211.187.107:80)

TCP (HTTP):
Connects to server-54-192-159-24.sin3.r.cloudfront.net  (54.192.159.24:80)

TCP (HTTP):
Connects to www.youtubedownloadersite.com  (95.211.187.90:80)

TCP (HTTP):
Connects to ec2-52-88-245-84.us-west-2.compute.amazonaws.com  (52.88.245.84:80)

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