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yourfile_downloader.exe

YourFileDownloader Installer

Goldencalf LLC

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 yourfile_downloader.exe by Goldencalf has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the YourFile Downloader installer. The file has been seen being downloaded from dll513.yofiledo.com.
Publisher:
http://yourfile-downloader.com  (signed by Goldencalf LLC)

Product:
YourFileDownloader Installer

Version:
1, 0, 659, 1

MD5:
50c578798b0aac09b1c031ab6e7b2ce9

SHA-1:
34789f92ff13059a2801bc49b10263f1f2168059

SHA-256:
15f2c0bca18b0acab3f5b4002f701c4ab47978716cf49eb3842941a5e7db7f10

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
11/14/2024 9:06:45 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Via Advertising.Bundler (M)
16.6.22.3

File size:
4.2 MB (4,379,088 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}\downloads\yourfile_downloader.exe

Digital Signature
Signed by:
Goldencalf LLC

Authority:
Goldencalf LLC

Valid from:
3/27/2015 6:26:58 PM

Valid to:
3/26/2016 6:26:58 PM

Subject:
CN=Goldencalf LLC, OU=Goldencalf LLC, O=Goldencalf LLC, S=London, C=UK

Issuer:
CN=Goldencalf LLC, C=UK, S=London, L=London, E=admin@goldencalf.com, OU=Goldencalf LLC, O=Goldencalf LLC

Serial number:
100001

File PE Metadata
Compilation timestamp:
4/16/2015 6:35:41 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
98304:9ZHBtUvwsFzvdhfzyNsEQmrvlT+84BOfbyVJ5XZn:XHnjihLyNsEQmrvl/tfbyV3x

Entry address:
0x83E42D

Entry point:
60, C7, 44, 24, 1C, EA, 1C, AC, 68, 60, C7, 44, 24, 38, 98, EA, 2B, 48, FF, 74, 24, 04, 9C, 8D, 64, 24, 40, E9, 13, 63, 00, 00, 80, 0B, 73, AC, 95, 7B, 8E, 72, 02, 6D, DC, 4E, 35, C1, E9, 94, 42, 42, 20, 48, F0, 8E, 19, 8F, 73, ED, 89, 64, 93, AD, E1, 4F, 23, F6, DB, 4A, 14, D2, 48, F7, BA, A6, D9, 3D, 1F, C6, 9C, 5D, E6, C9, 24, F2, C9, C0, A8, D7, 8A, 24, F7, FE, D8, FF, E7, 88, D3, 06, EA, DA, 8F, C3, 98, 6E, F5, EC, 08, C2, 3F, 5E, 81, 3C, EF, 74, CD, 2E, 90, 38, 68, 70, 1E, 42, 18, 44, F1, 77, 4E, 32...
 
[+]

Entropy:
7.9197  (probably packed)

Code size:
803 KB (822,272 bytes)

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

http://dll513.yofiledo.com/j5HjQ3GN A80jf4NPInodCjPoCV7pOR6JvTufyv7xyN/vpE5R6K2MkLp3nleqpAFSLWWOEaZiQ4L1c9JWYRoEFXRNFE2lHokLpt C3eMeeYvmGbpN3Q36DlpO/s e37wMXlL4xBpFMonMl/6C3RuwAJ1VswtTlaWRgJJywl3KMNDHXKBrAJ5iagMfZGyCXe272M9puEoZPPyJTv6ri5T5K8tVbOVYVvqkmBdvM9sEtuYahfR0AZBzcMFQKzyTu2Ugwnr0aER/.../2PcIPtkH3Zr9MV2ayMFcGWix Sx4sYycv1CsafpFU1hq1YY9X5

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