YTDownloader.exe

Goobzo LTD

This is part of the Goobzo YTDownloader a browser extension for downloading videos, however, the file will attempt ot modify the user's browser including resetting the home and seach pages as well as inject various forms of unwanted advertising in the browser. The application YTDownloader.exe by Goobzo has been detected as adware by 24 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler named YTDownloader triggered to execute each time a user logs in. While running, it connects to the Internet address static.8.133.47.78.clients.your-server.de on port 80 using the HTTP protocol.
Publisher:
YTDownloader  (signed by Goobzo LTD)

Product:
YTDownloader

Version:
1.0.3.9

MD5:
4ce3330cfdb2aed81def816b20af0083

SHA-1:
34c4301708fbaa78519f5be4ab36fd1ff7522312

SHA-256:
42e0dfc7fc984007b26544e6bba130bb179b07ec6ef2bee364128b6dd63aae88

Scanner detections:
24 / 68

Status:
Adware

Analysis date:
4/24/2024 3:52:07 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Win-PUP/CrossRider
2015.01.31

Avira AntiVirus
ADWARE/CrossRider.Gen
7.11.205.246

avast!
Win32:Adware-CDO [PUP]
2014.9-150131

AVG
Skodna
2016.0.3213

Baidu Antivirus
Adware.Win32.Shopper
4.0.3.15131

Bitdefender
Adware.Generic.1147113
1.0.20.155

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
ApplicUnwnt
20734

ESET NOD32
Win32/SBWatchman (variant)
9.11097

Fortinet FortiGate
Adware/Adwapper
1/31/2015

G Data
Win32.Application.GoobZo
15.1.25

IKARUS anti.virus
not-a-virus:AdWare.Shopper
t3scan.1.8.6.0

K7 AntiVirus
Trojan
13.191.14667

Kaspersky
not-a-virus:AdWare.Win32.Shopper
14.0.0.2558

McAfee
Artemis!7CBFEB051643
5600.6869

NANO AntiVirus
Riskware.Win32.Shopper.dlfqly
0.30.0.65070

Panda Antivirus
Adware/Goobzo
15.01.31.07

Qihoo 360 Security
HEUR/QVM10.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Task.Goobzo
15.1.31.7

Sophos
Goobzo
4.98

Trend Micro House Call
Suspicious_GEN.F47V0125
7.2.31

Vba32 AntiVirus
AdWare.Shopper
3.12.26.3

VIPRE Antivirus
Goobzo
37098

Zillya! Antivirus
Adware.Shopper.Win32.404
2.0.0.2049

File size:
1.9 MB (1,988,456 bytes)

Product version:
1.0.3.9

Copyright:
Copyright (C) 2013

Original file name:
YTDownloader.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\ytdownloader\ytdownloader.exe

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
5/2/2013 1:00:00 AM

Valid to:
5/3/2015 12:59:59 AM

Subject:
CN=Goobzo LTD, O=Goobzo LTD, L=Haifa, S=Israel, C=IL

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
120B25DDE57B88636AD4D97D23B99C88

File PE Metadata
Compilation timestamp:
1/30/2015 10:55:26 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:TJs4rrl5KuoczgImLLwB5V2ZDTnTUkBHaB9gB7Tw:dsArTKuehLwxgaB9

Entry address:
0xC8C14

Entry point:
E8, E3, 49, 01, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 56, 8D, 45, 08, 50, 8B, F1, E8, 3B, 15, FF, FF, C7, 06, FC, 02, 54, 00, 8B, C6, 5E, 5D, C2, 04, 00, C7, 01, FC, 02, 54, 00, E9, 7F, 15, FF, FF, 8B, FF, 55, 8B, EC, 56, 8B, F1, C7, 06, FC, 02, 54, 00, E8, 6C, 15, FF, FF, F6, 45, 08, 01, 74, 07, 56, E8, 6F, 1D, FF, FF, 59, 8B, C6, 5E, 5D, C2, 04, 00, 8B, FF, 55, 8B, EC, 56, 57, 8B, 7D, 08, 8B, 47, 04, 85, C0, 74, 47, 8D, 50, 08, 80, 3A, 00, 74, 3F, 8B, 75, 0C, 8B, 4E, 04, 3B, C1, 74, 14, 83, C1, 08...
 
[+]

Entropy:
5.9392

Code size:
1.1 MB (1,157,632 bytes)

Scheduled Task
Task name:
YTDownloader

Trigger:
Logon (Runs on logon)


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

TCP (HTTP):
Connects to static.8.133.47.78.clients.your-server.de  (78.47.133.8:80)

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