nethfdrv.sys

Wilmaonline LTD.

This adware is a web browser extension that will inject advertising in the browser in the form of unwanted banners and text-links which may link to malware sites and install unwanted software. The file nethfdrv.sys by Wilmaonline has been detected as adware by 22 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “nethfdrv”. It 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. It is distributed as part of the Brightcircle group of browser-extensions.
Publisher:
nethfdrv  (signed by Wilmaonline LTD.)

Product:
nethfdrv

Version:
1.4.3.1 built by: WinDDK

MD5:
128830ffbf60670e9af797fa47a563d1

SHA-1:
c4df8e3ff6aa50d485b2d7f91830811a7158f329

SHA-256:
68504bee46fbb6e7cbd27a30fd9892931926a75022293e7e1b253d4250255938

Scanner detections:
22 / 68

Status:
Adware

Analysis date:
5/8/2024 4:49:35 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Adware/Win32.SwiftBrowse
2015.02.14

Avira AntiVirus
Adware/Amonetize.tzv
7.11.210.52

avast!
Win32:GenMaliciousA-EWL [PUP]
2014.9-151004

AVG
Generic
2016.0.2966

Baidu Antivirus
Adware.Win32.NetFilter
4.0.3.15104

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.RiskWare.NetFilter.D
21073

Dr.Web
Trojan.Amonetize.2350
9.0.1.0277

ESET NOD32
Win32/NetFilter.A potentially unsafe application
9.7.0.302.0

Fortinet FortiGate
Riskware/NetFilter
10/4/2015

F-Prot
W32/S-0fe65670
v6.4.7.1.166

K7 AntiVirus
Riskware
13.194.14964

Malwarebytes
PUP.Optional.Netfilter
v2015.10.04.11

McAfee
Program.PUP-Amonetize
5600.6622

NANO AntiVirus
Trojan.Win32.NetFilter.depkcg
0.30.0.65070

Qihoo 360 Security
Win32/Virus.Adware.e09
1.0.0.1015

Reason Heuristics
PUP.Brightcircle.Wilmaonline (M)
15.10.4.23

Sophos
PUA 'Amonetize'
5.11

SUPERAntiSpyware
Adware.Amonetize/Variant
9589

Trend Micro House Call
Suspicious_GEN.F47V0213
7.2.277

Vba32 AntiVirus
TrojanDownloader.Win64.Adload
3.12.26.3

Zillya! Antivirus
Downloader.Adload.Win64.149
2.0.0.2084

File size:
45.1 KB (46,160 bytes)

Product version:
1.4.3.1

Copyright:
Copyright © 2014

Original file name:
nethfdrv.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

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

Digital Signature
Authority:
Thawte, Inc.

Valid from:
7/7/2014 3:00:00 AM

Valid to:
8/7/2015 2:59:59 AM

Subject:
CN=Wilmaonline LTD., O=Wilmaonline LTD., L=Raanana, S=Israel, C=IL

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

Serial number:
2B7DF4C242BFBB654DA05B78A86926AA

File PE Metadata
Compilation timestamp:
6/21/2015 10:10:24 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:ixU42SmLucPmEEJ3HPlqLAf2LEo79gDcoCcPohOi3HwidQ8FYFm:MUnS4zw3v4LTcPoUi3QDNFm

Entry address:
0xC064

Entry point:
48, 83, EC, 28, 4C, 8B, C2, 4C, 8B, C9, E8, 95, FF, FF, FF, 49, 8B, D0, 49, 8B, C9, 48, 83, C4, 28, E9, 06, 51, FF, FF, CC, CC, 38, C2, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 1C, C6, 00, 00, 60, 91, 00, 00, 28, C1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, BE, C9, 00, 00, 50, 90, 00, 00, D8, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, B6, CA, 00, 00, 00, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 9A, CA, 00, 00, 00, 00, 00, 00, 86, CA, 00, 00...
 
[+]

Entropy:
6.3688

Code size:
32 KB (32,768 bytes)

Driver
Display name:
nethfdrv

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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