GridinSoft Threat Intelligence

VSFilter.ax.quarantined file report

Under review File reputation report
MD5 f9d3822590f68c8bd7624b9c969961d1
Latest seen 2022-04-18 23:23:03 (4 years ago)
First seen 2017-05-24 15:07:04 (9 years ago)
Size 983 KB
Publisher Gabest
Product VSFilter
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 2022-04-18 23:23:03 (4 years ago).

Publisher context

Company metadata: Gabest. Product metadata: VSFilter.

Digital signature

Signed by Tencent Technology(Shenzhen) Company Limited. The signature is reported as valid, but signed files can still be bundled or abused.

Aliases

This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.

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

VSFilter.ax.quarantined is a Windows file recorded in the ThreatInfo database. It is associated with VSFilter. The reported company name is Gabest. The current detection status is Undefined, based on the latest analysis from 2022-04-18 23:23:03 (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: VSFilter
Company Name: Gabest
MD5: f9d3822590f68c8bd7624b9c969961d1
Size: 983 KB
First Published: 2017-05-24 15:07:04 (9 years ago)
Latest Published: 2022-04-18 23:23:03 (4 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2022-04-18 23:23:03 (4 years ago)

Overview

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

The signature on VSFilter.ax.quarantined 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 VSFilter.ax.quarantined 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.

File Names:

2 observed names
VSFilter.ax VSFilter.ax.quarantined

This hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.

Geographic signal

Observed country distribution

ThreatInfo has seen VSFilter.ax.quarantined across 40 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Egypt
Share 51.7%
Low High activity

The strongest geographic signal for this file is Egypt with 51.7% 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 47.1%
Windows 10 24.6%
Windows XP 17.4%
Windows 8.1 10.0%
Windows 8 0.5%
Windows Server 2012 R2 0.3%
Windows Vista 0.3%

The most common operating system signal for VSFilter.ax.quarantined is Windows 7 with 47.1% 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

VSFilter.ax.quarantined 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 0x00066bb3
Image base 0x10000000

PE Sections:

Sections 7
Raw data 987136

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

.text 663552 bytes · 67.2% of section data
MD5 eaed2101ad8f368e4af80ebe17e1792c
_TEXT64 4096 bytes · 0.4% of section data
Uncommon name
MD5 d2496f42c6dcac004456a69decbe66e7
.rdata 204800 bytes · 20.7% of section data
MD5 ec6fa570523ce5e5ef5797283c906d60
.data 32768 bytes · 3.3% of section data
MD5 165a767b577c85342db30eec06925e31
.rodata 4096 bytes · 0.4% of section data
MD5 b1b51e6a4ddc31bba28303b3b6580996
.rsrc 20480 bytes · 2.1% of section data
MD5 331c685b01ecbcc2abd4ebb931118015
.reloc 57344 bytes · 5.8% of section data
MD5 4a1d3cce374fa700ec64fa1edcb94d01

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 f9d3822590f68c8bd7624b9c969961d1.
  • 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.