GridinSoft Threat Intelligence

avgntflt.sys file report

Under review File reputation report
MD5 78301f4e7316689aeade9fec0e9cdb77
Latest seen 2026-05-13 20:01:09 (2 weeks ago)
First seen 2019-09-02 17:13:56 (6 years ago)
Size 207 KB
Publisher Avira Operations GmbH & Co. KG
Product Avira Product Family
Signed by Avira Operations GmbH & Co. KG;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2019-09-02 17:13:56 (6 years ago); latest analysis 2026-05-13 20:01:09 (2 weeks ago).

Publisher context

Company metadata: Avira Operations GmbH & Co. KG. Product metadata: Avira Product Family.

Digital signature

Signed by Avira Operations GmbH & Co. KG;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

avgntflt.sys is a Windows file recorded in the ThreatInfo database. It is associated with Avira Product Family. The reported company name is Avira Operations GmbH & Co. KG. The current detection status is Undefined, based on the latest analysis from 2026-05-13 20:01:09 (2 weeks 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: Avira Product Family
Company Name: Avira Operations GmbH & Co. KG
MD5: 78301f4e7316689aeade9fec0e9cdb77
Size: 207 KB
First Published: 2019-09-02 17:13:56 (6 years ago)
Latest Published: 2026-05-13 20:01:09 (2 weeks ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-05-13 20:01:09 (2 weeks ago)

Overview

Signed By: Avira Operations GmbH & Co. KG;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on avgntflt.sys 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%\totalav\savapi\on_access\win64
%programfiles%\scanguard\savapi\on_access\win64
%programfiles%\pcprotect\savapi\on_access\win64
%commonappdata%\totalav\updates\savapi 5.0.0\on_access\win64

ThreatInfo has observed avgntflt.sys 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 avgntflt.sys across 76 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 18.9%
Low High activity

The strongest geographic signal for this file is United States with 18.9% 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 80.8%
Windows 7 13.9%
Windows 8.1 4.1%
Windows 8 0.5%
Windows Server 2016 0.5%
Windows Vista 0.2%

The most common operating system signal for avgntflt.sys is Windows 10 with 80.8% 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

avgntflt.sys is identified as pe for 64-bit systems. The subsystem is Native. 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 Native
Entry point 0x00036380
Image base 0x0000000000010000

PE Sections:

Sections 9
Raw data 193024

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

.text 96768 bytes · 50.1% of section data
MD5 3d24aa2b6633ae9866075fae3840d326
NONPAGED 512 bytes · 0.3% of section data
Uncommon name
MD5 79f63ed81da758a50385edfe84be7c43
.rdata 14848 bytes · 7.7% of section data
MD5 a65a6958f22486dc7047371301f8d08a
.data 1536 bytes · 0.8% of section data
MD5 b8325bece493b5cee5944c54e6aaac02
.pdata 8704 bytes · 4.5% of section data
MD5 9e4a11cc8e0b06e8cb2ec6099a057725
PAGE 60928 bytes · 31.6% of section data
Uncommon name
MD5 36bf9c1c91b6fd200b39d1dba67c5999
INIT 7168 bytes · 3.7% of section data
Uncommon name
MD5 1be70ed7a0af824ed5a8f0b0fcea3844
.rsrc 1536 bytes · 0.8% of section data
MD5 5449dfb5a44381b92b0043a4cdd4d1dc
.reloc 1024 bytes · 0.5% of section data
MD5 50eb5990e837888f36565a3f2a5b318f

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 78301f4e7316689aeade9fec0e9cdb77.
  • 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.