GridinSoft Threat Intelligence

Mpeg2DecFilter.ax file report

Under review File reputation report
MD5 cb678fa724e4fd6db27f1ce4c6ef40f9
Latest seen 2022-03-17 23:40:01 (4 years ago)
First seen 2017-05-31 11:12:31 (8 years ago)
Size 529 KB
Publisher Gabest
Product Mpeg2Dec 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 2017-05-31 11:12:31 (8 years ago); latest analysis 2022-03-17 23:40:01 (4 years ago).

Publisher context

Company metadata: Gabest. Product metadata: Mpeg2Dec 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

Mpeg2DecFilter.ax is a Windows file recorded in the ThreatInfo database. It is associated with Mpeg2Dec Filter. The reported company name is Gabest. The current detection status is Undefined, based on the latest analysis from 2022-03-17 23:40:01 (4 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: Mpeg2Dec Filter
Company Name: Gabest
MD5: cb678fa724e4fd6db27f1ce4c6ef40f9
Size: 529 KB
First Published: 2017-05-31 11:12:31 (8 years ago)
Latest Published: 2022-03-17 23:40:01 (4 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2022-03-17 23:40:01 (4 years ago)

Overview

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

The signature on Mpeg2DecFilter.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 Mpeg2DecFilter.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 Mpeg2DecFilter.ax across 3 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Egypt
Share 86.1%
Low High activity

The strongest geographic signal for this file is Egypt with 86.1% 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 48.8%
Windows XP 34.1%
Windows 10 17.1%

The most common operating system signal for Mpeg2DecFilter.ax is Windows 7 with 48.8% 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

Mpeg2DecFilter.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 0x00039ab2
Image base 0x10000000

PE Sections:

Sections 8
Raw data 532480

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

.text 307200 bytes · 57.7% of section data
MD5 17820593de1d605fefed4c134e0469d9
_TEXT64 8192 bytes · 1.5% of section data
Uncommon name
MD5 40abb490bcfb24f842ecc853c8a7c232
.rdata 135168 bytes · 25.4% of section data
MD5 b1aee077953adf0aa1652f791f59e2d4
.data 32768 bytes · 6.2% of section data
MD5 449eee497ccdfe895f006b89c3e68437
.idata 12288 bytes · 2.3% of section data
MD5 bc1b91fa3d56b6d40fb2b7a89d3d74f1
.rodata 4096 bytes · 0.8% of section data
MD5 b1b51e6a4ddc31bba28303b3b6580996
.rsrc 4096 bytes · 0.8% of section data
MD5 d9b1be64771c0723f4245808328a97e6
.reloc 28672 bytes · 5.4% of section data
MD5 7e7be5ff86bc5b6f629cde589fd96da2

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 cb678fa724e4fd6db27f1ce4c6ef40f9.
  • 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.