GridinSoft Threat Intelligence

kbfiltr.sys file report

Clean record File reputation report
MD5 8cbcb2d9699dede7dbddc0c61c29f0f4
Latest seen 2023-04-02 23:11:24 (3 years ago)
First seen 2023-04-02 23:11:24 (3 years ago)
Size 29 KB
Publisher OEM

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2023-04-02 23:11:24 (3 years ago); latest analysis 2023-04-02 23:11:24 (3 years ago).

Publisher context

Company metadata: OEM. Product metadata: OEM Keyboard Filter Driver.

Digital signature

Signed by Microsoft Windows Hardware Compatibility Publisher. ThreatInfo marks this publisher as trusted for this record.

Observed locations

ThreatInfo has seen this file in user or system paths listed below. Unexpected locations increase the need for local verification.

Recommended action

What to do next

  1. Confirm the hash and publisher match the expected software.
  2. Review the observed locations and signature information below.
  3. Rescan if the file was downloaded from an unknown source or appears in an unusual path.

kbfiltr.sys is a Windows file recorded in the ThreatInfo database. It is associated with OEM Keyboard Filter Driver. The reported company name is OEM. The current detection status is Clean, based on the latest analysis from 2023-04-02 23:11:24 (3 years ago).

This record is currently marked as clean, but file reputation can depend on the exact path, hash, and source. Compare the MD5 and publisher data below with the file on your system.

Product Name: OEM Keyboard Filter Driver
Company Name: OEM
MD5: 8cbcb2d9699dede7dbddc0c61c29f0f4
Size: 29 KB
First Published: 2023-04-02 23:11:24 (3 years ago)
Latest Published: 2023-04-02 23:11:24 (3 years ago)
Status: Clean (on last analysis)
Analysis Date: 2023-04-02 23:11:24 (3 years ago)
Signed By: Microsoft Windows Hardware Compatibility Publisher
Status: Trusted Publisher

ThreatInfo marks this publisher as trusted for this record, but the file hash and source should still match the expected software distribution.

%commonappdata%\outbyte\driver updater\2.x\temp

ThreatInfo has observed kbfiltr.sys in the locations listed above. Files found in temporary folders, user profile folders, startup locations, or unusual application directories should be reviewed more carefully than files installed under a known program directory.

Windows 10 100.0%

The most common operating system signal for kbfiltr.sys is Windows 10 with 100.0% of observed hits. If your system differs from the common profile, check whether the file was introduced by a specific installer, archive, or removable device.

kbfiltr.sys is identified as pe for 64-bit systems. The subsystem is Native. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 64-bit
Subsystem Native
Entry point 0x00003264
Image base 0x0000000140000000

PE Sections:

Sections 8
Raw data 19456

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 11264 bytes · 57.9% of section data
MD5 6a68fccde346e173fb4bde345384d2cb
.rdata 2048 bytes · 10.5% of section data
MD5 75e5912e69ca33b35d902c764cfdb936
.data 1024 bytes · 5.3% of section data
MD5 1148fb6ba05e683170a2df7ec6357442
.pdata 512 bytes · 2.6% of section data
MD5 eb4958f872caf0e1f72f59b8f5b14750
PAGE 2048 bytes · 10.5% of section data
Uncommon name
MD5 346f3ca81436916626e8053671ff6d94
INIT 1024 bytes · 5.3% of section data
Uncommon name
MD5 1305ca1631e68a97b5ebb866f3885c5f
.rsrc 1024 bytes · 5.3% of section data
MD5 a26ff584a94d374fd71467769acb4954
.reloc 512 bytes · 2.6% of section data
MD5 0bd7f13f5fc126b1add208d852e4f5b2

PE section names and hashes can reveal packing, injected resources, or unusual build artifacts. Sections with uncommon names, very large raw data, or hashes that differ from a trusted copy deserve additional review.

Report conclusion

This hash is currently recorded as clean

Use the MD5, publisher, signature, and observed paths in this report to verify that the file on your device is the same copy described here.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 8cbcb2d9699dede7dbddc0c61c29f0f4.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.