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CSLFD.sys

Cirrus Filter Driver

Cirrus Logic

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

Product:
Cirrus Filter Driver

Description:
Cirrus Logic HDAudio lower filter driver

Version:
6.13.5.81

MD5:
288f4aeffb2c7659abbc36dc5e21a0e1

SHA-1:
b946fb71262161bfd6a375092b14d34751185352

SHA-256:
aad04b4405a4e9936aba022e3d1668971c0bf50a3f23cfa449307abd8ef749e2

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/26/2024 7:25:55 AM UTC  (today)

File size:
107 KB (109,544 bytes)

Product version:
81.0.1.22

Copyright:
Copyright (c) 2009-2016 Cirrus Logic Inc. All rights reserved.

Original file name:
CSLFD.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\x64\cslfd.sys

Digital Signature
Signed by:
Cirrus Logic

Authority:
VeriSign, Inc.

Valid from:
1/23/2013 6:00:00 PM

Valid to:
4/24/2016 6:59:59 PM

Subject:
CN=Cirrus Logic, OU=MSA, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Cirrus Logic, L=Austin, S=Texas, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
1852CFA27CFD66A14C56877B97DFDA72

File PE Metadata
Compilation timestamp:
2/8/2016 8:52:16 PM

OS version:
6.3

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
12.0

Entry address:
0x128E0

Entry point:
48, 89, 5C, 24, 08, 57, 48, 83, EC, 20, 48, 8B, DA, 48, 8B, F9, E8, 7B, A7, 00, 00, 48, 8B, D3, 48, 8B, CF, 48, 8B, 5C, 24, 30, 48, 83, C4, 20, 5F, E9, 02, 00, 00, 00, CC, CC, 48, 89, 5C, 24, 08, 48, 89, 6C, 24, 10, 48, 89, 74, 24, 18, 57, 48, 83, EC, 20, 33, ED, 48, 8B, F2, 48, 8B, F9, 48, 85, C9, 75, 0A, E8, CE, A6, 00, 00, E9, E0, 00, 00, 00, 48, 89, 0D, DA, 35, 00, 00, 48, 8D, 05, EB, 35, 00, 00, 48, 8D, 0D, EC, 37, 00, 00, 48, 89, 05, ED, 37, 00, 00, C7, 05, DB, 37, 00, 00, 00, 00, 08, 02, FF, 15, 25...
 
[+]

Entropy:
6.6129

Code size:
89 KB (91,136 bytes)

Driver
Display name:
CS42xxLowerFilter

Service name:
CirrusLFD

Type:
Kernel device driver (KernelDriver)


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