GridinSoft Threat Intelligence

HiFiDAX2APIPCLL.dll file report

Under review File reputation report
MD5 77769294a50bd89e2784e118ff994327
Latest seen 2021-01-04 13:21:34 (5 years ago)
First seen 2020-06-27 06:52:55 (5 years ago)
Size 396 KB
Publisher Dolby Laboratories
Product Dolby DAX2
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 06:52:55 (5 years ago); latest analysis 2021-01-04 13:21:34 (5 years ago).

Publisher context

Company metadata: Dolby Laboratories. Product metadata: Dolby DAX2.

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

HiFiDAX2APIPCLL.dll is a Windows file recorded in the ThreatInfo database. It is associated with Dolby DAX2. The reported company name is Dolby Laboratories. The current detection status is Undefined, based on the latest analysis from 2021-01-04 13:21:34 (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 DAX2
Company Name: Dolby Laboratories
MD5: 77769294a50bd89e2784e118ff994327
Size: 396 KB
First Published: 2020-06-27 06:52:55 (5 years ago)
Latest Published: 2021-01-04 13:21:34 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-04 13:21:34 (5 years ago)

Overview

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

The signature on HiFiDAX2APIPCLL.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
%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\48db1056-6685-4a17-8ba9-aad318465a4d
%commonappdata%\winzip\winzip driver updater\downloads\46

ThreatInfo has observed HiFiDAX2APIPCLL.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 HiFiDAX2APIPCLL.dll across 4 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country China
Share 44.4%
Low High activity

The strongest geographic signal for this file is China with 44.4% 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 77.8%
Windows 10 22.2%

The most common operating system signal for HiFiDAX2APIPCLL.dll is Windows 7 with 77.8% 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

HiFiDAX2APIPCLL.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 0x00013fd8
Image base 0x0000000180000000

PE Sections:

Sections 9
Raw data 381952

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

.text 228864 bytes · 59.9% of section data
MD5 e53f4dac4172a17376b4a4f28d0c9a32
.orpc 512 bytes · 0.1% of section data
Uncommon name
MD5 1ae018990797ea0a5ee516abc1744da7
.rdata 119296 bytes · 31.2% of section data
MD5 ca0baaea3917c8e3038fae57e8ed91a1
.data 7168 bytes · 1.9% of section data
MD5 f466fc146be4d023fdf487d21049665f
.pdata 13824 bytes · 3.6% of section data
MD5 5354bf548fe5194b2defe9c7008045e1
.gfids 512 bytes · 0.1% of section data
Uncommon name
MD5 aa1425a2288a4ab40ad53c0866ef9a18
.tls 512 bytes · 0.1% of section data
MD5 1f354d76203061bfdd5a53dae48d5435
.rsrc 6656 bytes · 1.7% of section data
MD5 47bdea9de65e3ae014f383979274fd70
.reloc 4608 bytes · 1.2% of section data
MD5 df03c7afa82bbe2382cf64aacf16deef

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 77769294a50bd89e2784e118ff994327.
  • 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.