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nethfdrv.sys

Shetef Solutions & Consulting (1998) Ltd.

This is the Amonetize download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The file nethfdrv.sys by Shetef Solutions & Consulting (1998) 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 Amonetize Downloader installer. It runs as a Windows kernel mode device driver named “nethfdrv”. The setup program bundles adware offers using the Amonetize, a Pay-Per-Install (PPI) monetization and distribution download manager. The software offerings provided are based on the PC's geo-location at the time of install.
Publisher:
nethfdrv  (signed by Shetef Solutions & Consulting (1998) Ltd.)

Product:
nethfdrv

Version:
1.4.3.1 built by: WinDDK

MD5:
e80ee1a578aa3bd261bd6c8500d40506

SHA-1:
1fd21a007fa2f7e5a80b2c4b31d8dab477a40cd8

SHA-256:
08b7a47ccd9b98d160b82ac4307d0a96b2422a7d025a2080225a90b9f87dddb5

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:
11/23/2024 8:08:44 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Amonetize (M)
16.10.22.1

File size:
39.4 KB (40,376 bytes)

Product version:
1.4.3.1

Copyright:
Copyright © 2014

Original file name:
nethfdrv.sys

File type:
Driver (Win32 SYS)

Bundler/Installer:
Amonetize Downloader

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\nethfdrv.sys

Digital Signature
Signed by:
Shetef Solutions & Consulting (1998) Ltd.

Authority:
Thawte, Inc.

Valid from:
7/23/2013 2:00:00 AM

Valid to:
7/24/2014 1:59:59 AM

Subject:
CN=Shetef Solutions & Consulting (1998) Ltd., O=Shetef Solutions & Consulting (1998) Ltd., L=Rannana, S=Israel, C=IL

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
7C23DBB97FAFBB9D28D413F836202024

File PE Metadata
Compilation timestamp:
5/1/2014 12:11:33 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:I5ngHx9Mzq9SkhOfuTU8dWFrrXHGYSmk3+TFpT3w8+wR:I5gHxl7MuTU8ERr2Uk3o37NR

Entry address:
0x903E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 3E, 80, FF, FF, CC, CC, 74, 91, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, AE, 94, 00, 00, C0, 70, 00, 00, B4, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 04, 95, 00, 00, 00, 70, 00, 00, EC, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A0, 98, 00, 00, 38, 70, 00, 00, C4, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 98, 99, 00, 00, 10, 70, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, DC, 94, 00, 00, F0, 94, 00, 00, C8, 94...
 
[+]

Code size:
26 KB (26,624 bytes)

Driver
Display name:
nethfdrv

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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