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downloadfile_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 downloadfile_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:
c3ab35a7dedefb28684e4006458d0828

SHA-1:
f494b076f49d079a65fb4c6c7c316a48c4765c73

SHA-256:
eb5db251427e21196774280babc4cef761642773ac771ead923b7dd7e1fa9c77

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 9:01:25 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Via Advertising.Bundler (M)
16.2.11.9

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\downloadfile_downloader.exe

Digital Signature
Signed by:
Goldencalf LLC

Authority:
Goldencalf LLC

Valid from:
3/27/2015 7:26:58 AM

Valid to:
3/26/2016 7:26:58 AM

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 7:35:41 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
98304:9ZHBtUvwsFzvdhfzyNsEQmrvlT+84BOfbyVJ5XZ+:XHnjihLyNsEQmrvl/tfbyV3Y

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 downloadfile_downloader.exe has been seen being distributed by the following URL.

http://dll513.yofiledo.com/j5GhWHXepVRn0KtWZt33N32B5HMg ex/JvXrejy7lDF3qNhmEuDaaxXmyy9LqoUNS66qDlbdyk1ClpwJXIFiLEqVdRJ/yC8YKp1uFHfJN/cqj0rvPXNttiJseO4 e0/2KiJG A82Xf8VS07wH3ZF0RcheP5UUlzKGntewxNLKuwQQ3iHpEQtyNldPYK7CWTtvw9m6aBwauWndGnp7yk u/8/DeqaY166xWII6pw7SYHIZUzfhQVNjdQFHNqKX7iWj1mzkuQF6MaFPKuTrUX0begf9HPvragtpvbya6/.../GTTJfZhBzOkNwZnMykUsjP8QBhiKsPYNb6WzuK5iA52u0jJfTt

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