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nnfwdk64.sys

NielsenOnline

The Nielsen Company (US), LLC

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

Product:
NielsenOnline

Description:
Nielsen Network Filter Driver

Version:
1.2.0.0r

MD5:
cf7a5e2f5ae0d4f51c15dd83a96d5ccf

SHA-1:
130ac151f21772ffe54b50c031a05e147a77bbf7

SHA-256:
e717d49ee70e9e948ea0cdd1e3878a88d78a2d9b061e7920bf68c206d1ced5d3

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
6/23/2025 6:10:26 AM UTC  (today)

File size:
26 KB (26,664 bytes)

Product version:
6.0.0.63

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 (US), LLC

Authority:
Symantec Corporation

Valid from:
6/3/2013 1:00:00 AM

Valid to:
6/4/2014 12:59:59 AM

Subject:
CN="The Nielsen Company (US), LLC", OU=NetSight Meter, O="The Nielsen Company (US), LLC", L=Oldsmar, S=Florida, C=US, SERIALNUMBER=3587365, OID.2.5.4.15=Private Organization, OID.1.3.6.1.4.1.311.60.2.1.2=Delaware, OID.1.3.6.1.4.1.311.60.2.1.3=US

Issuer:
CN=Symantec Class 3 Extended Validation Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
667FCB30254A7BE642CE33A66F91EA72

File PE Metadata
Compilation timestamp:
7/23/2013 8:40:46 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
384:zAQYE8RGTZQdRPZqnrq90V18gyrz9py0rf0+tiEnYPLDZ694UuvU:zfERGtJnW904gGyGf0+YEo6v

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:
6.2338

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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