GridinSoft Threat Intelligence

dtsac3source.ax file report

Under review File reputation report
MD5 847440b2531a8d52d5053aaa1648cea9
Latest seen 2021-01-14 06:31:20 (5 years ago)
First seen 2017-05-24 15:07:04 (9 years ago)
Size 365 KB
Publisher Gabest
Product DTS/AC3 Sorce Filter
Signed by Tencent Technology(Shenzhen) Company Limited

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-24 15:07:04 (9 years ago); latest analysis 2021-01-14 06:31:20 (5 years ago).

Publisher context

Company metadata: Gabest. Product metadata: DTS/AC3 Sorce Filter.

Digital signature

Signed by Tencent Technology(Shenzhen) Company Limited. 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

dtsac3source.ax is a Windows file recorded in the ThreatInfo database. It is associated with DTS/AC3 Sorce Filter. The reported company name is Gabest. The current detection status is Undefined, based on the latest analysis from 2021-01-14 06:31:20 (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: DTS/AC3 Sorce Filter
Company Name: Gabest
MD5: 847440b2531a8d52d5053aaa1648cea9
Size: 365 KB
First Published: 2017-05-24 15:07:04 (9 years ago)
Latest Published: 2021-01-14 06:31:20 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-14 06:31:20 (5 years ago)

Overview

Signed By: Tencent Technology(Shenzhen) Company Limited
Status: Valid

The signature on dtsac3source.ax 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:

%programfiles%\tencent\qqplayer
%programfiles%\tencent

ThreatInfo has observed dtsac3source.ax 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 dtsac3source.ax across 12 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Egypt
Share 88.2%
Low High activity

The strongest geographic signal for this file is Egypt with 88.2% 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 61.9%
Windows XP 30.2%
Windows 10 3.7%
Windows 8.1 2.1%
Windows 8 1.6%
Windows Vista 0.5%

The most common operating system signal for dtsac3source.ax is Windows 7 with 61.9% 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

dtsac3source.ax is identified as pe for 32-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 32-bit
Subsystem Windows GUI
Entry point 0x0002039c
Image base 0x10000000

PE Sections:

Sections 8
Raw data 364544

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

.text 188416 bytes · 51.7% of section data
MD5 2df995dc58118e4d9089d507f98eed13
_TEXT64 8192 bytes · 2.2% of section data
Uncommon name
MD5 6490a69db75a388f3f6fcf7dfbcf45f8
.rdata 114688 bytes · 31.5% of section data
MD5 6314793906fb819e29c32f3f9f0029c4
.data 20480 bytes · 5.6% of section data
MD5 fbcef1ba83f07dbea608307f35b11fc6
.idata 8192 bytes · 2.2% of section data
MD5 86a5a0dd342241a014a9735c4ece92f1
.rodata 4096 bytes · 1.1% of section data
MD5 b1b51e6a4ddc31bba28303b3b6580996
.rsrc 4096 bytes · 1.1% of section data
MD5 7ec1990ec9a1bf7d98f4fcd0ea373f30
.reloc 16384 bytes · 4.5% of section data
MD5 16a522c2540a1fd671826cbddf1010ca

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 847440b2531a8d52d5053aaa1648cea9.
  • 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.