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nnfwdk64.sys

NielsenOnline

The Nielsen Company

It runs as a Windows 64-bit kernel mode device driver named “Nielsen WFP Driver”.
Publisher:
The Nielsen Company  (signed and verified)

Product:
NielsenOnline

Description:
Nielsen Network Filter Driver

Version:
1.2.0.0r

MD5:
8e2faa43a235fdcfe17d7915682e0e86

SHA-1:
bc9730b68219f963a6e9e8e0327c7086ff9ac952

SHA-256:
10f28e40bd50e37071c497e0b6680ee5d6e35b32fd288903bfd700452e736b00

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
6/24/2025 10:40:50 AM UTC  (today)

File size:
26.2 KB (26,848 bytes)

Product version:
6.2.0.22

Copyright:
Copyright (c) 1997-2012 The Nielsen Company

Original file name:
nnfwdk".SYS

File type:
Driver (Win64 SYS)

Language:
English (United States)

Common path:
C:\Program Files\netratingsnetsight\netsight\meter2\nnfwdk64.sys

Digital Signature
Signed by:
The Nielsen Company

Authority:
VeriSign, Inc.

Valid from:
4/7/2014 2:00:00 AM

Valid to:
4/9/2015 1:59:59 AM

Subject:
CN=The Nielsen Company, OU=Digital ID Class 3 - Microsoft Software Validation v2, OU=NetSight Meter, O=The Nielsen Company, L=Oldsmar, S=Florida, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
0AF2B68B0B46C5C2109323BC3E976727

File PE Metadata
Compilation timestamp:
1/16/2015 3:37:19 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
384:fAQYE8RGTZQdRPZqnrq90V18gyrz9py0rL0+tXntnYPLwIoRUHeMyA:ffERGtJnW904gGyGL0+5tfA

Entry address:
0x3540

Entry point:
48, 89, 5C, 24, 08, 57, 48, 83, EC, 20, 48, 8B, DA, 48, 8B, F9, E8, B3, 5A, 00, 00, 48, 8B, D3, 48, 8B, CF, 48, 8B, 5C, 24, 30, 48, 83, C4, 20, 5F, E9, AE, FE, FF, FF, CC, CC, CC, CC, CC, CC, 48, 89, 5C, 24, 08, 57, 48, 83, EC, 20, 48, 8B, 05, D7, 2B, 00, 00, 48, 8B, F9, 48, 8D, 0D, B5, 2B, 00, 00, 48, 8D, 1D, BE, 2B, 00, 00, 48, 3B, C1, 74, 45, 48, 3B, D8, 77, 40, 48, 8B, 43, 40, 48, 85, C0, 74, 18, 4C, 8B, 05, 5C, 38, 00, 00, 48, 8D, 0D, F3, 01, 00, 00, 4C, 8B, CB, 48, 8B, D7, FF, D0, EB, 12, 48, 8B, 15...
 
[+]

Entropy:
6.2461

Code size:
13.5 KB (13,824 bytes)

Driver
Display name:
Nielsen WFP Driver

Service name:
nnfwdk

Type:
Kernel device driver (KernelDriver)


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