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net_framework_4..5.1_downloader.exe

YourFileDownloader Installer

Mtech

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 net_framework_4..5.1_downloader.exe by Mtech has been detected as adware 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.yorfiled.com.
Publisher:
http://yourfile-downloader.com  (signed by Mtech)

Product:
YourFileDownloader Installer

Version:
1, 0, 661, 1

MD5:
a1d471dbb9a07d6357c3d3025fff06d9

SHA-1:
b2bbf5139cc09f8d56fe218ec4d5770a3d9fd769

SHA-256:
0b43cb9a8ab39b4757d14834f0392bf7c56fd932a6bf1dc8f0d472cd7bc2796a

Scanner detections:
1 / 68

Status:
Adware

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 '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:
11/25/2024 12:48:54 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Via Advertising (M)
16.7.31.7

File size:
4.2 MB (4,428,608 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\net_framework_4..5.1_downloader.exe

Digital Signature
Signed by:
Mtech

Authority:
Mtech

Valid from:
4/23/2015 10:27:39 AM

Valid to:
4/22/2016 10:27:39 AM

Subject:
CN=Mtech, O=Mtech, S=London, C=UK

Issuer:
CN=Mtech, C=UK, S=London, L=London, E=admin@mtech.com, O=Mtech

Serial number:
100001

File PE Metadata
Compilation timestamp:
4/21/2015 11:55:10 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
98304:CxFyIAU6ko7UY4v+r31Jsh5vDTPdTSzv37xCORlL53WWFlOF:CxT6kvY4Gr31JszvndTg/VCE3TFm

Entry address:
0x4DD769

Entry point:
68, C5, EE, C2, 28, 60, 60, C7, 44, 24, 40, 75, 37, 16, A8, 9C, 9C, 8D, 64, 24, 48, 0F, 86, 12, B2, FF, FF, 68, 63, 4C, FE, 9A, 9C, 66, 89, 3C, 24, 9C, 88, 7C, 24, 04, 8D, 64, 24, 08, E9, 2C, 14, 38, 00, D1, 5D, 81, 90, 23, 1F, 0C, F3, CE, 46, 75, DD, 0C, 8C, BB, 1F, 4E, AE, DD, 4D, 7C, 10, 3F, DB, 0A, 9A, C9, 35, 64, E0, 0F, 87, B6, 4E, 95, E5, 09, 41, FD, B4, 65, F1, 3A, C2, F1, 75, 3E, 8E, 8B, D2, BE, FA, 21, FC, 94, C3, 3B, 5F, 99, C4, F8, FC, 52, A0, 40, 70, EB, AC, 76, CA, C7, 97, 90, 1C, 24, 11, E0...
 
[+]

Entropy:
7.9212  (probably packed)

Code size:
803.5 KB (822,784 bytes)

The file net_framework_4..5.1_downloader.exe has been seen being distributed by the following URL.

http://dll513.yorfiled.com/j5HrWWfEll101aBafdejKFGI 2kn7uhtYrfgfi762Gop NdjG/aaLkS9iWIb6MFTG 3GQUKBix9YgY8wU4w8RxiYdxYklmAYGYB0Dy/FKKUtkHzkOT0orSJgbtAyZ1LnY3tA9Q55R/AHcF6xCXdchRp4RvgRT0zFAlZEkj5yZ8EbTSno4Vwg2O1rI9C3CHe36k8KruJ9bfq4dW36tHlX4rB9UeOEJQiEzjUet5dgFYLIaUGBgFdIioYASt6IWbXHjg/gw6FIv82kQu Z8l7kYvM/3SG 56RuuKL bq61jCL4/Nd4huXKb7n9ySLYvsNCgPiIFsKWjxnQ0IBY3MOkSsPIpwM0iapZY9CvDW7c5iZs2eF/.../063l5 oQ2fw==

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