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crfilterdrv.sys

Windows Win 7 DDK driver

RELATED DEALS LLC

The file crfilterdrv.sys, “NetFilter SDK WFP Driver (WPP)” by RELATED DEALS has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a Windows kernel mode device driver named “crfilterdrv”.
Publisher:
Windows (R) Win 7 DDK provider  (signed by RELATED DEALS LLC)

Product:
Windows (R) Win 7 DDK driver

Description:
NetFilter SDK WFP Driver (WPP)

Version:
1.4.5.2

MD5:
14b6f10e5b3c155bf456e036bdbe27ef

SHA-1:
19fd22343224679b90160dbf65ab12c3d904cf04

SHA-256:
7962345ce564dbbf11c1e65b05f9bbf061a6e62a58b0a0b8d67255027f8462ce

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.

Analysis date:
4/13/2025 8:24:48 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.BR Software.RELATEDDEALS (M)
16.1.22.14

File size:
44.3 KB (45,384 bytes)

Product version:
6.2.9200.16384

Copyright:
Copyright © NetFilterSDK.com

Original file name:
netfilter2.sys

File type:
Driver (Win32 SYS)

Language:
English (United States)

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

Digital Signature
Signed by:
RELATED DEALS LLC

Authority:
GoDaddy.com, Inc.

Valid from:
1/20/2015 4:32:40 PM

Valid to:
1/20/2016 4:32:40 PM

Subject:
CN=RELATED DEALS LLC, O=RELATED DEALS LLC, L=Lewes, S=Delaware, C=US

Issuer:
SERIALNUMBER=07969287, CN=Go Daddy Secure Certification Authority, OU=http://certificates.godaddy.com/repository, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
00A8349F381573931D

File PE Metadata
Compilation timestamp:
10/30/2014 6:58:31 PM

OS version:
6.2

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
11.0

CTPH (ssdeep):
768:CtwvKw5uKMCtz3KsqozJkowKPcQ7StdGRCd69Ph12Tfk+GKKr:cAK2uKMCtyoz2o1UQ7SfG669P2Dux

Entry address:
0x75AC

Entry point:
8B, FF, 55, 8B, EC, E8, 50, 2A, 00, 00, 5D, E9, DC, E3, FF, FF, CC, CC, CC, CC, CC, CC, 3B, 0D, 10, 90, 40, 00, 75, 03, C2, 00, 00, E9, 06, 00, 00, 00, CC, CC, CC, CC, CC, CC, 8B, FF, 55, 8B, EC, 51, 89, 4D, FC, 6A, 02, 59, CD, 29, CC, CC, CC, CC, CC, CC, 6A, 08, 59, CD, 29, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, B8, 01, 00, 00, 00, C2, 10, 00, 4E, 00, 46, 00, 53, 00, 44, 00, 4B, 00, 20, 00, 46, 00, 6C, 00, 6F, 00, 77, 00, 20, 00, 45, 00, 73, 00, 74, 00, 61, 00, 62, 00, 6C, 00, 69, 00, 73, 00, 68, 00...
 
[+]

Code size:
29.5 KB (30,208 bytes)

Driver
Display name:
crfilterdrv

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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