GridinSoft Threat Intelligence

RltkAPO.dll file report

Clean record File reputation report
MD5 1f5321565726e08a183d90217ef6404c
Latest seen 2022-02-12 23:58:30 (4 years ago)
First seen 2019-03-15 18:48:34 (7 years ago)
Size 2 MB
Publisher Realtek Semiconductor Corp.
Product Realtek(r) LFX/GFX DSP component
Signed by Realtek Semiconductor Corp

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2019-03-15 18:48:34 (7 years ago); latest analysis 2022-02-12 23:58:30 (4 years ago).

Publisher context

Company metadata: Realtek Semiconductor Corp.. Product metadata: Realtek(r) LFX/GFX DSP component.

Digital signature

Signed by Realtek Semiconductor Corp. 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.

File context

RltkAPO.dll is a Windows file recorded in the ThreatInfo database. It is associated with Realtek(r) LFX/GFX DSP component. The reported company name is Realtek Semiconductor Corp.. The current detection status is Clean, based on the latest analysis from 2022-02-12 23:58:30 (4 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.

File Details

Product Name: Realtek(r) LFX/GFX DSP component
Company Name: Realtek Semiconductor Corp.
MD5: 1f5321565726e08a183d90217ef6404c
Size: 2 MB
First Published: 2019-03-15 18:48:34 (7 years ago)
Latest Published: 2022-02-12 23:58:30 (4 years ago)
Status: Clean (on last analysis)
Analysis Date: 2022-02-12 23:58:30 (4 years ago)

Overview

Signed By: Realtek Semiconductor Corp
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.

Common Places:

%localappdata%\slimware utilities inc\slimdrivers\backups\20180331t131231475701\hdaudio
%localappdata%\slimware utilities inc\slimdrivers\backups\20180331t134827149993\hdaudio
%localappdata%\slimware utilities inc\slimdrivers\backups\20200501t081141684142\hdaudio
%localappdata%\slimware utilities inc\slimdrivers\backups\20190820t214834709380\hdaudio

ThreatInfo has observed RltkAPO.dll 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.

Geographic signal

Observed country distribution

ThreatInfo has seen RltkAPO.dll across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Russian Federation
Share 66.7%
Low High activity

The strongest geographic signal for this file is Russian Federation with 66.7% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 7 75.0%
Windows 10 25.0%

The most common operating system signal for RltkAPO.dll is Windows 7 with 75.0% 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.

Analysis

RltkAPO.dll is identified as pe for 32-bit systems. The subsystem is Windows CUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 32-bit
Subsystem Windows CUI
Entry point 0x000a0161
Image base 0x00400000

PE Sections:

Sections 9
Raw data 2502144

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

.text 1063424 bytes · 42.5% of section data
MD5 615ccab12bf87783f3fbbf631f4fa34f
RT_CODE 731136 bytes · 29.2% of section data
Uncommon name
MD5 651048c059883ac4f98259f17cccc377
CODE 19968 bytes · 0.8% of section data
MD5 60ab398d3f1425496efd9909f1a9e72b
PAGE 1024 bytes · 0.0% of section data
Uncommon name
MD5 520dafc92468bb61f35315b9122f25f0
.data 242176 bytes · 9.7% of section data
MD5 672f52a94ddda6527fbaf3becba23e73
RT_CONST 14336 bytes · 0.6% of section data
Uncommon name
MD5 484c24bd79696272456856d54da86382
RT_DATA 314368 bytes · 12.6% of section data
Uncommon name
MD5 9bc621e116bc7f29b45e0788c7107ef8
.rsrc 46592 bytes · 1.9% of section data
MD5 137197ba111489ce3d77f5ea50f1bcac
.reloc 69120 bytes · 2.8% of section data
MD5 92eccce3a8e8e16cfb3f96d4aab9bfec

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 1f5321565726e08a183d90217ef6404c.
  • 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.