GridinSoft Threat Intelligence

RtkAudUService64.exe file report

Under review File reputation report
MD5 99d486490d960b8be4149f0d579efc61
Latest seen 2021-04-07 20:59:09 (5 years ago)
First seen 2021-02-14 16:39:31 (5 years ago)
Size 1 MB
Publisher Realtek Semiconductor
Product Realtek HD Audio Universal Service
Signed by Realtek Semiconductor Corp.;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-02-14 16:39:31 (5 years ago); latest analysis 2021-04-07 20:59:09 (5 years ago).

Publisher context

Company metadata: Realtek Semiconductor. Product metadata: Realtek HD Audio Universal Service.

Digital signature

Signed by Realtek Semiconductor Corp.;Microsoft Windows Hardware Compatibility Publisher. The signature is reported as valid, but signed files can still be bundled or abused.

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. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

File context

RtkAudUService64.exe is a Windows file recorded in the ThreatInfo database. It is associated with Realtek HD Audio Universal Service. The reported company name is Realtek Semiconductor. The current detection status is Undefined, based on the latest analysis from 2021-04-07 20:59:09 (5 years ago).

ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.

File Details

Product Name: Realtek HD Audio Universal Service
Company Name: Realtek Semiconductor
MD5: 99d486490d960b8be4149f0d579efc61
Size: 1 MB
First Published: 2021-02-14 16:39:31 (5 years ago)
Latest Published: 2021-04-07 20:59:09 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-04-07 20:59:09 (5 years ago)

Overview

Signed By: Realtek Semiconductor Corp.;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on RtkAudUService64.exe is reported as valid. A valid signature helps confirm publisher identity, but it does not automatically make the file safe if the installer was bundled, abused, or downloaded from an untrusted source.

Common Places:

%commonappdata%\winzip\winzip driver updater\downloads\85
%commonappdata%\winzip\winzip driver updater\downloads\c219f4e4-1f18-4730-b8c7-8fb2b723a83e

ThreatInfo has observed RtkAudUService64.exe 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 RtkAudUService64.exe across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United Kingdom
Share 100.0%
Low High activity

The strongest geographic signal for this file is United Kingdom with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 100.0%

The most common operating system signal for RtkAudUService64.exe 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.

Analysis

RtkAudUService64.exe is identified as pe for 64-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 64-bit
Subsystem Windows GUI
Entry point 0x00082d94
Image base 0x0000000140000000

PE Sections:

Sections 7
Raw data 1122816

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

.text 590848 bytes · 52.6% of section data
MD5 84a8df0812b10b6ecbcf135d701dd9d2
.orpc 512 bytes · 0.0% of section data
Uncommon name
MD5 d76c9d5847ab713066804a7e119defff
.rdata 341504 bytes · 30.4% of section data
MD5 551102a124b211ea9584ac7f24d25fbe
.data 14336 bytes · 1.3% of section data
MD5 473eac4e1a100a352152bca699df1bdc
.pdata 26112 bytes · 2.3% of section data
MD5 7733736c180023a07e875f20e4f6f9b6
.rsrc 142336 bytes · 12.7% of section data
MD5 9c70786e7f36de1c3c4f4aad4424ada9
.reloc 7168 bytes · 0.6% of section data
MD5 3f35c40982fe455870546abb7019c664

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 file is still under review

ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.

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 99d486490d960b8be4149f0d579efc61.
  • 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.