GridinSoft Threat Intelligence

RtkApoApi.dll file report

Clean record File reputation report
MD5 169298bb215f533269c9e30d2f162c15
Latest seen 2022-02-12 23:57:33 (4 years ago)
First seen 2019-03-15 18:46:53 (7 years ago)
Size 2 MB
Publisher Realtek Semiconductor Corp.
Product Realtek APO API
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 18:46:53 (7 years ago); latest analysis 2022-02-12 23:57:33 (4 years ago).

Publisher context

Company metadata: Realtek Semiconductor Corp.. Product metadata: Realtek APO API.

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

RtkApoApi.dll is a Windows file recorded in the ThreatInfo database. It is associated with Realtek APO API. The reported company name is Realtek Semiconductor Corp.. The current detection status is Clean, based on the latest analysis from 2022-02-12 23:57:33 (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 APO API
Company Name: Realtek Semiconductor Corp.
MD5: 169298bb215f533269c9e30d2f162c15
Size: 2 MB
First Published: 2019-03-15 18:46:53 (7 years ago)
Latest Published: 2022-02-12 23:57:33 (4 years ago)
Status: Clean (on last analysis)
Analysis Date: 2022-02-12 23:57:33 (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\20161020t220751799626\hdaudio

ThreatInfo has observed RtkApoApi.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 RtkApoApi.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 RtkApoApi.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

RtkApoApi.dll is identified as pe for 32-bit systems. The subsystem is Windows GUI. 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 GUI
Entry point 0x00161a5e
Image base 0x10000000

PE Sections:

Sections 7
Raw data 2343424

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

.text 1615360 bytes · 68.9% of section data
MD5 8e17ec8e333db20fcc7ed7143a62a11c
RT_CODE 6144 bytes · 0.3% of section data
Uncommon name
MD5 a2bde78a9cf65f9cb75674b58c25bbf3
.rdata 414720 bytes · 17.7% of section data
MD5 b554d626ef2b0f2c834f59ed5063c446
.data 52736 bytes · 2.3% of section data
MD5 7fa4a8c7799290325abacbaa5b91e1e2
RT_DATA 1024 bytes · 0.0% of section data
Uncommon name
MD5 1d0e781871b1425bc48d3ee495eda1c3
.rsrc 114176 bytes · 4.9% of section data
MD5 b9ca47bb862b4b668aae39a54fb4f047
.reloc 139264 bytes · 5.9% of section data
MD5 952e04cee1cf1b217f49266f80a8d32e

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 169298bb215f533269c9e30d2f162c15.
  • 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.