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badriver.sys

NetFilter SDK

P e P na Internet LTDA ME

The file badriver.sys, “NetFilter SDK WFP Driver (WPP)” by P e P na InternetA ME 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 “badriver”.
Publisher:
NetFilterSDK.com  (signed by P e P na Internet LTDA ME)

Product:
NetFilter SDK

Description:
NetFilter SDK WFP Driver (WPP)

Version:
1.4.3.1 built by: WinDDK

MD5:
1e25c49405b9d15ccffe2c78a70afd64

SHA-1:
eb43ff6126b6d2f6cdae0263edbfe949dc54a678

SHA-256:
999a9a3295434d9a4fd987538569ae9cf3bc44421347389a0b3168caf8fd859f

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:
2/25/2025 11:12:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.BR Software.PePnaInt (M)
16.5.4.8

File size:
38.5 KB (39,400 bytes)

Product version:
1.4.3.1

Copyright:
Copyright © 2013 NetFilterSDK.com

Original file name:
netfilter2.sys

File type:
Driver (Win32 SYS)

Language:
English (United States)

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

Digital Signature
Signed by:
P e P na Internet LTDA ME

Authority:
Symantec Corporation

Valid from:
1/26/2014 10:00:00 PM

Valid to:
1/27/2016 9:59:59 PM

Subject:
CN=P e P na Internet LTDA ME, O=P e P na Internet LTDA ME, L=Vila Velha, S=Espirito Santo, C=BR, SERIALNUMBER=12.112.810/0001-19, OID.2.5.4.15=Private Organization, OID.1.3.6.1.4.1.311.60.2.1.3=BR

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

Serial number:
1F8F91EE9AF97AC99EB07FFFA32D1892

File PE Metadata
Compilation timestamp:
11/19/2013 3:05:17 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:Lf5OQ5u9MZq9Vkh5z8tZfJmbmn1GqA+7+TFpF9Xlo6G2+R:Lf5H5uH+x8t1cbmGd+7ixM2k

Entry address:
0x903E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 20, 80, FF, FF, CC, CC, 74, 91, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, AE, 94, 00, 00, C0, 70, 00, 00, B4, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 04, 95, 00, 00, 00, 70, 00, 00, EC, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A0, 98, 00, 00, 38, 70, 00, 00, C4, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 98, 99, 00, 00, 10, 70, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, DC, 94, 00, 00, F0, 94, 00, 00, C8, 94...
 
[+]

Code size:
24.5 KB (25,088 bytes)

Driver
Display name:
badriver

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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