crfilterdrv.sys

NetFilter SDK

RELATED DEALS LLC

The file crfilterdrv.sys, “NetFilter SDK TDI Hook 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 64-bit kernel mode device driver named “crfilterdrv”.
Publisher:
NetFilterSDK.com  (signed by RELATED DEALS LLC)

Product:
NetFilter SDK

Description:
NetFilter SDK TDI Hook Driver (WPP)

Version:
1.4.7.6 built by: WinDDK

MD5:
f0e0d556cee081c4313a0354da73dc6c

SHA-1:
cfd1cc0fb771372f900e63294d745a3e3df76267

SHA-256:
47681b649abbdce30b176195887c839967c3d72a3fb84b2d7ad6429a3d5027ec

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:
5/21/2024 3:26:41 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.BR Software (M)
16.10.30.13

File size:
60.8 KB (62,280 bytes)

Product version:
1.4.8.0

Copyright:
Copyright © NetFilterSDK.com

Original file name:
netfilter2.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

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

Digital Signature
Authority:
GoDaddy.com, Inc.

Valid from:
2/25/2015 10:51:38 PM

Valid to:
1/20/2016 5:32:40 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:
073A65AF7269B72C

File PE Metadata
Compilation timestamp:
7/30/2015 3:53:37 AM

OS version:
6.0

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
8.0

CTPH (ssdeep):
1536:mGT+Amqt3Ku8TeN4XeNG1h9WRBRyCnrlIC1682cv:yAmqt3dMnmRBRjlIC168P

Entry address:
0x11008

Entry point:
48, 8B, 05, F1, D0, FF, FF, 49, B9, 32, A2, DF, 2D, 99, 2B, 00, 00, 48, 85, C0, 74, 05, 49, 3B, C1, 75, 2F, 4C, 8D, 05, D6, D0, FF, FF, 48, B8, 20, 03, 00, 00, 80, F7, FF, FF, 48, 8B, 00, 49, 33, C0, 49, B8, FF, FF, FF, FF, FF, FF, 00, 00, 49, 23, C0, 49, 0F, 44, C1, 48, 89, 05, AE, D0, FF, FF, 48, F7, D0, 48, 89, 05, AC, D0, FF, FF, E9, FB, AC, FF, FF, CC, CC, CC, B0, 10, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 94, 15, 01, 00, 10, D0, 00, 00, A0, 10, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, B6, 15, 01, 00...
 
[+]

Code size:
47.5 KB (48,640 bytes)

Driver
Display name:
crfilterdrv

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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