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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 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:
1.4.7.8 built by: WinDDK

MD5:
60322b6df65a84dc55e5b16ed0379a6c

SHA-1:
63b052d9285384f1360b1f7c2ae51f308159d402

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 6:53:59 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.BR Software.RELATEDDEALS (M)
16.2.21.6

File size:
70.7 KB (72,392 bytes)

Product version:
1.4.8.2

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:
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 7:21:11 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
8.0

CTPH (ssdeep):
768:s3o5KwQtVT4HGjTICJ+kMxpc/qkgWxF7+CcyZVY/jZmuWGiRsI8XGrp8J7gFUsLy:Z5Kwe2Hi+pXah7CEZVwER8X2DLJaiU

Entry address:
0xE305

Entry point:
8B, FF, 55, 8B, EC, A1, 08, CA, 01, 00, 85, C0, B9, 4E, E6, 40, BB, 74, 04, 3B, C1, 75, 1E, 8B, 15, B0, C7, 01, 00, B8, 08, CA, 01, 00, C1, E8, 08, 33, 02, A3, 08, CA, 01, 00, 75, 07, 8B, C1, A3, 08, CA, 01, 00, F7, D0, A3, 0C, CA, 01, 00, 5D, E9, 5F, DD, FF, FF, CC, AC, E3, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 36, E8, 00, 00, 14, C7, 00, 00, 98, E3, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 6C, E8, 00, 00, 00, C7, 00, 00, A4, E3, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 88, E8, 00, 00, 0C, C7, 00, 00, 00...
 
[+]

Code size:
51.1 KB (52,352 bytes)

Driver
Display name:
crfilterdrv

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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