GridinSoft Threat Intelligence

nvhdap64.dll file report

Under review File reputation report
MD5 688ad2dd6657c5a002a5e72c7ab747ae
Latest seen 2026-01-16 23:00:49 (4 months ago)
First seen 2026-01-16 23:00:49 (4 months ago)
Size 53 KB
Publisher NVIDIA Corporation

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2026-01-16 23:00:49 (4 months ago); latest analysis 2026-01-16 23:00:49 (4 months ago).

Publisher context

Company metadata: NVIDIA Corporation. Product metadata: NVIDIA HDMI Audio Driver.

Digital signature

Signed by NVIDIA Corporation;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.

nvhdap64.dll is a Windows file recorded in the ThreatInfo database. It is associated with NVIDIA HDMI Audio Driver. The reported company name is NVIDIA Corporation. The current detection status is Undefined, based on the latest analysis from 2026-01-16 23:00:49 (4 months 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.

Product Name: NVIDIA HDMI Audio Driver
Company Name: NVIDIA Corporation
MD5: 688ad2dd6657c5a002a5e72c7ab747ae
Size: 53 KB
First Published: 2026-01-16 23:00:49 (4 months ago)
Latest Published: 2026-01-16 23:00:49 (4 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-01-16 23:00:49 (4 months ago)

The signature on nvhdap64.dll 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.

%localappdata%\slimware utilities inc\slimdrivers\backups\20170609t110408179327\hdaudio

ThreatInfo has observed nvhdap64.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.

100.0%

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

Windows 10 100.0%

The most common operating system signal for nvhdap64.dll 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.

nvhdap64.dll 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 0x000039ac
Image base 0x0000000000400000

PE Sections:

Sections 5
Raw data 21504

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

.text 14848 bytes · 69.0% of section data
MD5 c2a26a26922dc82ae23439edf94c4643
.data 1536 bytes · 7.1% of section data
MD5 318ac56e9281dcb607fb1d3c2cc8e2f9
.pdata 1024 bytes · 4.8% of section data
MD5 1fc980ab61226dc7f07b29eeeb960289
.rsrc 3584 bytes · 16.7% of section data
MD5 6650025eebdb8780ccf32e82f292b761
.reloc 512 bytes · 2.4% of section data
MD5 6504ebc80071d7583158a63b604213c8

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 688ad2dd6657c5a002a5e72c7ab747ae.
  • 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.