GridinSoft Threat Intelligence

nvvad32v.sys file report

Under review File reputation report
MD5 8f8aa23dbf8864e7b0ab1c81d5e85ecb
Latest seen 2021-01-10 23:45:41 (5 years ago)
First seen 2020-09-21 10:36:45 (5 years ago)
Size 55 KB
Publisher NVIDIA Corporation
Product NVIDIA Virtual Audio Driver
Signed by NVIDIA Corporation;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2020-09-21 10:36:45 (5 years ago); latest analysis 2021-01-10 23:45:41 (5 years ago).

Publisher context

Company metadata: NVIDIA Corporation. Product metadata: NVIDIA Virtual 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.

File context

nvvad32v.sys is a Windows file recorded in the ThreatInfo database. It is associated with NVIDIA Virtual Audio Driver. The reported company name is NVIDIA Corporation. The current detection status is Undefined, based on the latest analysis from 2021-01-10 23:45:41 (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: NVIDIA Virtual Audio Driver
Company Name: NVIDIA Corporation
MD5: 8f8aa23dbf8864e7b0ab1c81d5e85ecb
Size: 55 KB
First Published: 2020-09-21 10:36:45 (5 years ago)
Latest Published: 2021-01-10 23:45:41 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-10 23:45:41 (5 years ago)

Overview

Signed By: NVIDIA Corporation;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on nvvad32v.sys 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%\reviversoft\driver reviver\downloads\3e12bedb-d45d-4438-b9f1-ac200c42101e
%commonappdata%\reviversoft\driver reviver\downloads\85
%commonappdata%\reviversoft\driver reviver\downloads\84faa03f-ce09-41e1-9504-94f2ef0ff5bd
%commonappdata%\reviversoft\driver reviver\downloads\80
%commonappdata%\reviversoft\pc reviver\s-1-5-21-3243838749-1536401135-1295983118-1001\driver updater\downloads\173
%commonappdata%\reviversoft\pc reviver\s-1-5-21-3243838749-1536401135-1295983118-1001\driver updater\downloads\bb311594-2e62-4439-a2f4-6a746298c5ef
%commonappdata%\reviversoft\driver reviver\downloads\9a2a5a88-74a6-4017-9c49-4c994a483f23
%commonappdata%\reviversoft\driver reviver\downloads\90

ThreatInfo has observed nvvad32v.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.

Geographic signal

Observed country distribution

ThreatInfo has seen nvvad32v.sys across 4 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Poland
Share 25.0%
Low High activity

The strongest geographic signal for this file is Poland with 25.0% 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 nvvad32v.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.

Analysis

nvvad32v.sys is identified as pe for 32-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 32-bit
Subsystem Native
Entry point 0x0000a000
Image base 0x00400000

PE Sections:

Sections 8
Raw data 30720

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

.text 5120 bytes · 16.7% of section data
MD5 914f825fa71be20f0045f9d655b22f4b
CODE 512 bytes · 1.7% of section data
MD5 17e485d9f2d2d44c56d2b573253a15fc
.rdata 2560 bytes · 8.3% of section data
MD5 7923c1b44c17f174284f531f3634780a
.data 1536 bytes · 5.0% of section data
MD5 93c37a6ab42d556a8888d11feca83cdf
PAGE 15872 bytes · 51.7% of section data
Uncommon name
MD5 17a212cc18778ca670df405aefda1718
INIT 1536 bytes · 5.0% of section data
Uncommon name
MD5 4fcad2dbae4ca15af8a846d7d6024f4e
.rsrc 2048 bytes · 6.7% of section data
MD5 7e5b9a8160d0cc95a6c1d84d7a88b151
.reloc 1536 bytes · 5.0% of section data
MD5 f196f57a6f13c36dbefb833f5d13dfaf

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 8f8aa23dbf8864e7b0ab1c81d5e85ecb.
  • 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.