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yourfiledownloadernk8dfkpwlg.exe

YourFileDownloader Installer

Via Advertising Group Limited

This is the Via Advertising bundle installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application yourfiledownloadernk8dfkpwlg.exe by Via Advertising Group Limited has been detected as adware by 13 anti-malware scanners. The program is a setup application that uses the YourFile Downloader installer. It runs as a scheduled task under the Windows Task Scheduler triggered to execute each time a user logs in. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from dll513.bestfiledownload.biz.
Publisher:
http://yourfile-downloader.com  (signed by Via Advertising Group Limited)

Product:
YourFileDownloader Installer

Version:
1, 0, 372, 1

MD5:
195f5ec7b7608c6f7d62c89f5d9f520e

SHA-1:
c0d3c600eb0f9ffdc96977d7b83b589280685510

SHA-256:
60012231d7e3eb73f0f20c3343d9b9477383c8e477c3979a3478e1b291e29598

Scanner detections:
13 / 68

Status:
Adware

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
11/15/2024 2:48:28 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Kazy.503477
761

Avira AntiVirus
APPL/Downloader.Gen4
7.11.187.200

avast!
Win32:Downloader-UEO [PUP]
141119-1

Bitdefender
Gen:Variant.Kazy.503477
1.0.20.20

Emsisoft Anti-Malware
Gen:Variant.Kazy.503477
8.15.01.04.07

ESET NOD32
Win32/ExpressDownloader.K potentially unwanted application
7.0.302.0

F-Secure
Gen:Variant.Kazy.503477
11.2015-04-01_1

G Data
Gen:Variant.Kazy.503477
15.1.24

K7 AntiVirus
Unwanted-Program
13.188.14440

MicroWorld eScan
Gen:Variant.Kazy.503477
16.0.0.12

Norman
Gen:Variant.Kazy.503477
11.20150104

Reason Heuristics
PUP.Task.ViaAdvertisingGroupLimited.CC
14.11.20.8

VIPRE Antivirus
Threat.4758264
34948

File size:
3.6 MB (3,755,888 bytes)

Product version:
1.0.0.1

Copyright:
Copyright http://yourfile-downloader.com (C) 2014

Original file name:
YourFileDownloaderInstaller.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
YourFile Downloader

Language:
English

Common path:
C:\users\{user}\appdata\local\temp\yourfiledownloadernk8dfkpwlg.exe

Digital Signature
Signed by:
Via Advertising Group Limited

Authority:
COMODO CA Limited

Valid from:
4/12/2013 3:00:00 AM

Valid to:
4/12/2016 2:59:59 AM

Subject:
CN=Via Advertising Group Limited, O=Via Advertising Group Limited, STREET=Boumpoulinas 11, L=Nicosia, S=Nicosia, PostalCode=1060, C=CY

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00BABC309174F531C6762BBA466401FEAF

File PE Metadata
Compilation timestamp:
11/18/2014 6:22:09 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
98304:X6yFwfhnDjZEMyedIsF6wsoWGrvfl5A1Uvk:XxGxyuwwsoxr3X8

Entry address:
0x439B49

Entry point:
68, 8A, 0D, 02, 97, E9, 4B, FB, FF, FF, 8D, 9B, FC, 48, 7B, 6A, 8B, 7C, 24, 04, E8, B2, 48, F9, FF, 8D, 64, 24, 28, 0F, 82, B1, 0A, 2D, 00, 29, C0, 83, F9, 0A, 66, 0F, B6, C2, 60, 66, 0F, B6, C1, E8, 76, 0A, 2D, 00, 38, D1, 01, C7, F6, C2, 17, F5, F9, 8B, 3C, 8F, 88, 0C, 24, E9, 73, 34, 01, 00, 8B, AB, 6A, AC, F0, B0, EC, 68, 86, AC, 2F, 25, BD, B5, 96, B8, 72, 97, 17, 0B, E0, 0C, A1, 91, 17, 06, 89, 80, 5E, 82, 42, 6A, 36, 5F, B7, 4A, 33, 4B, EE, F9, 29, 69, 44, 2E, E5, 08, 72, 8E, 4D, 03, F4, 12, 26, 44...
 
[+]

Entropy:
7.8985  (probably packed)

Code size:
782.5 KB (801,280 bytes)

Scheduled Task
Task name:
YourFileDownloader Installer Starter

Trigger:
Logon (Runs on logon)


The file yourfiledownloadernk8dfkpwlg.exe has been seen being distributed by the following URL.

http://dll513.bestfiledownload.biz/j5GPUnbSu1pv2r4UWN2iK2/OpSJg6 9gfaGkZHmnhTY1q4A5R6KIL0mmyytZ5cBXH rBUwPQwVIQl4gNU4w8SgfaNEJkgGgJMppoDRWRdb592mH1M2Z/4jVbafYqbRyibCpG wtzQqZXMln7GUdZzB1oCNMaRVjPBUpY21RLLt5YWCHE3VMmzuhAP8a3cR3l/.../oBrKfmAMkDm2m4f49Q8T zHUQ==

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