GridinSoft Threat Intelligence

DAX3APOv251.dll file report

Under review File reputation report
MD5 d17b08cea233b7f2261f5453216e29ed
Latest seen 2021-01-04 14:09:40 (5 years ago)
First seen 2020-06-27 06:56:50 (5 years ago)
Size 1 MB
Publisher Dolby Laboratories
Product Dolby DAX
Signed by Dolby Laboratories, Inc.;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2020-06-27 06:56:50 (5 years ago); latest analysis 2021-01-04 14:09:40 (5 years ago).

Publisher context

Company metadata: Dolby Laboratories. Product metadata: Dolby DAX.

Digital signature

Signed by Dolby Laboratories, Inc.;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

DAX3APOv251.dll is a Windows file recorded in the ThreatInfo database. It is associated with Dolby DAX. The reported company name is Dolby Laboratories. The current detection status is Undefined, based on the latest analysis from 2021-01-04 14:09:40 (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: Dolby DAX
Company Name: Dolby Laboratories
MD5: d17b08cea233b7f2261f5453216e29ed
Size: 1 MB
First Published: 2020-06-27 06:56:50 (5 years ago)
Latest Published: 2021-01-04 14:09:40 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-04 14:09:40 (5 years ago)

Overview

Signed By: Dolby Laboratories, Inc.;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on DAX3APOv251.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.

Common Places:

%commonappdata%\reviversoft\driver reviver\downloads\80
%commonappdata%\reviversoft\driver reviver\downloads\96fffcb1-222d-475b-b3de-562928746539
%localappdata%\innovative solutions\drivermax\agent\uploads\t2kh8ln445484r16kxd8945tmtx9ux6j53s9lx744lt25a8045\media
%localappdata%\innovative solutions\drivermax\agent\uploads\398o14f02lw568m3nb20e65lf06363cy3106bq8jgg78ds2844\media
%commonappdata%\reviversoft\driver reviver\downloads\e746e057-0f99-442d-b3fe-881db49c8496
%commonappdata%\reviversoft\driver reviver\downloads\66
%commonappdata%\reviversoft\driver reviver\downloads\62
%commonappdata%\reviversoft\driver reviver\downloads\cbc7092c-c4f9-4d65-b84c-c1623ee81d77
%commonappdata%\reviversoft\driver reviver\downloads\18
%commonappdata%\winzip\winzip driver updater\downloads\46

ThreatInfo has observed DAX3APOv251.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 DAX3APOv251.dll across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country China
Share 28.6%
Low High activity

The strongest geographic signal for this file is China with 28.6% 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 50.0%
Windows 7 50.0%

The most common operating system signal for DAX3APOv251.dll is Windows 10 with 50.0% 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

DAX3APOv251.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 0x00078020
Image base 0x0000000180000000

PE Sections:

Sections 14
Raw data 1338880

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

.text 778240 bytes · 58.1% of section data
MD5 d554425ff81696765b3083bd261dff68
RT_CODE 1024 bytes · 0.1% of section data
Uncommon name
MD5 5cdd87b6e059d3957eb4c7d5c6c958fd
RT_BSS 0 bytes · 0.0% of section data
Uncommon name
MD5 00000000000000000000000000000000
.rdata 472064 bytes · 35.3% of section data
MD5 54a9095a1ffa557585f9250066f6f582
.data 12800 bytes · 1.0% of section data
MD5 1fe1c2ddbc2737263f794788b8285926
.pdata 38912 bytes · 2.9% of section data
MD5 bfe0cbc8c167d45badf1bd0c4e3d7372
RT_CONST 1024 bytes · 0.1% of section data
Uncommon name
MD5 f51e28e39cead82fc0446953037c509b
RT_DATA 1536 bytes · 0.1% of section data
Uncommon name
MD5 eabcc41c1cb6674d4c107e6ba84398b5
.gfids 512 bytes · 0.0% of section data
Uncommon name
MD5 bb42e3a339ceb3f78f698e86359f8efb
.tls 512 bytes · 0.0% of section data
MD5 1f354d76203061bfdd5a53dae48d5435
.trace 8192 bytes · 0.6% of section data
Uncommon name
MD5 84d38161998a66b607059a50b000e63c
_RDATA 4608 bytes · 0.3% of section data
Uncommon name
MD5 753c102e09fac472e8806790b28582e8
.rsrc 13312 bytes · 1.0% of section data
MD5 5b183effbe5a128de507a4283f78ae3e
.reloc 6144 bytes · 0.5% of section data
MD5 9ed524aceeda3d90104c1cb044338b97

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 d17b08cea233b7f2261f5453216e29ed.
  • 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.