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CSLFD.sys

Cirrus Filter Driver

WDKTestCert dev

It runs as a Windows 64-bit kernel mode device driver named “CS42xxLowerFilter”.
Publisher:
Cirrus Logic Inc.  (signed by WDKTestCert dev)

Product:
Cirrus Filter Driver

Description:
Cirrus Logic HDAudio lower filter driver

Version:
6.13.5.71

MD5:
66b2691c7381669b8c5fccbe4b9687f1

SHA-1:
192cde47d48e90d75150df7678d531a26ece02fe

SHA-256:
811efda3ef024f1bdcb4582456b467e5d21cbb1f470218d63115351790e5f288

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
5/16/2025 11:12:00 PM UTC  (a few moments ago)

File size:
55.4 KB (56,720 bytes)

Product version:
71.0.1.22

Copyright:
Copyright (C) 2013 Cirrus Logic Inc. All rights reserved.

Original file name:
CSLFD.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

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

Digital Signature
Signed by:
WDKTestCert dev

Authority:
WDKTestCert dev

Valid from:
8/23/2012 6:05:56 PM

Valid to:
8/22/2022 8:00:00 PM

Subject:
CN="WDKTestCert dev,129902331557930178"

Issuer:
CN="WDKTestCert dev,129902331557930178"

Serial number:
635CCBEB60748DB240B74C9B9EF0A0A0

File PE Metadata
Compilation timestamp:
8/1/2013 10:54:27 AM

OS version:
6.2

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
11.0

CTPH (ssdeep):
768:lRzJrmWo33Z9xgMlwgYJfeuq2x7na6HXPMjUPAZckU5hYC/InqL3gKn3nXBr:jdmzlket4LBHkjUPbkeT/R5n3nRr

Entry address:
0x9914

Entry point:
48, 89, 5C, 24, 08, 57, 48, 83, EC, 20, 48, 8B, DA, 48, 8B, F9, E8, 4F, 77, 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, E9, 37, 00, 00, 00, CC, CC, CC, CC, CC, CC, CC, 48, 83, EC, 28, 48, 8B, 05, 0D, 26, 00, 00, 48, 85, C0, 74, 0E, 48, 8D, 15, E9, FF, FF, FF, 48, 3B, C2, 74, 02, FF, D0, 48, 83, C4, 28, E9, 09, 00, 00, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, 48, 83, EC, 28, 48, 8D, 0D, D5, 17, 00, 00, E8, 98, 00, 00, 00, 4C, 8B, 05, D9...
 
[+]

Entropy:
6.2427

Code size:
46.5 KB (47,616 bytes)

Driver
Display name:
CS42xxLowerFilter

Service name:
CirrusLFD

Type:
Kernel device driver (KernelDriver)


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