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{request}_downloader.exe

YourFile Downloader

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 {request}_downloader.exe by Via Advertising Group Limited has been detected as adware by 17 anti-malware scanners. The program is a setup application that uses the YourFile Downloader installer. This will display context specific advertisements in the browser as well as attempt to modify the browser's search provider.
Publisher:
http://yourfiledownloader.net  (signed by Via Advertising Group Limited)

Product:
YourFile Downloader

Version:
1, 0, 0, 293

MD5:
8defcb687ad158e94f86e0abcd14e388

SHA-1:
506c054d37d1ac4d1e7512369e61d0b92946d96b

SHA-256:
e8d09c2e59dc5a70618d302a98404b05542860e4bd0a7aa254d46d90f165debb

Scanner detections:
17 / 68

Status:
Adware

Explanation:
The installer may include an offer for the Babylon Toolbar (a homepage/search hijacker), which is potentially installed with minimal user consent.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/18/2024 3:34:51 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Win-PUP/YourFileDownloader
2015.04.30

Avira AntiVirus
APPL/Downloader.Gen
7.11.166.78

avast!
Win32:Downloader-UEO [PUP]
2014.9-150429

AVG
Adware BundleApp_r
2016.0.3124

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Adware.Downware.6444
9.0.1.0119

ESET NOD32
Win32/ExpressDownloader.I potentially unwanted application
9.7.0.302.0

G Data
Win32.Application.ExpressDownloader
15.4.24

herdProtect (fuzzy)
variant of uninstall-updater1126341.exe (Adware)
2015.7.29.22

IKARUS anti.virus
PUA.Expressdownloader
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.203.15753

Malwarebytes
PUP.Optional.YFDownloader
v2015.07.29.10

Microsoft Security Essentials
Threat.Undefined
1.197.920.0

NANO AntiVirus
Riskware.Win32.Babylon.dffshm
0.30.24.1357

Reason Heuristics
Threat.Via Advertising.Bundler
15.4.29.16

Sophos
Go For Files
4.98

VIPRE Antivirus
Threat.4758264
31208

File size:
6.8 MB (7,128,424 bytes)

Product version:
1.0.0

Copyright:
Copyright http://yourfiledownloader.net (C) 2012

Original file name:
YourFile.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
YourFile Downloader

Language:
Language Neutral

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

Digital Signature
Signed by:
Via Advertising Group Limited

Authority:
COMODO CA Limited

Valid from:
4/11/2013 8:00:00 PM

Valid to:
4/11/2016 7:59:59 PM

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:
8/6/2014 10:22:41 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
196608:+Kft2ZYqa8pZ9pJ4jTY0d90/A1yUZOXvgN:+KfF8pZ9pb0zwosvgN

Entry address:
0x40297

Entry point:
E8, 58, F0, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 78, 4C, 47, 00, E8, A3, 77, 00, 00, E8, 3A, 29, 00, 00, 0F, B7, F0, 6A, 02, E8, EB, EF, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, F1, B4, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.9552  (probably packed)

Code size:
373.5 KB (382,464 bytes)

The file {request}_downloader.exe has been seen being distributed by the following URL.

http://dn.yourfiledownloader.net/j5HgAEDijGpT8Z5rL4 VZXrP6HYm8O5yI/Ltdi3ukiZ8u4g Ru3QYh/m1XlZrZMKSuHMXgvSwU1GhY8bVI1zLFeIOERkh2QSIsk6T3PeZfo mSihJnJ47TBtftAucVH2YzQD9A55SvBbJQvqCyVy60hwUpoXTh/dF0hUyyVcKN4bEXSDsgdwj7cHdIisTDiu6wFk86J3YP nd2T4vCsAp6NhVPHSIga/.../oVsZr1Te6brxqkYv5Np2Hgsvg67rykPu 5kg==

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