GridinSoft Threat Intelligence

avipbb.sys file report

Under review File reputation report
MD5 b49a44df6fe77ccb861985f5a5dd7ba5
Latest seen 2026-04-04 23:01:16 (2 months ago)
First seen 2021-08-12 20:41:48 (4 years ago)
Size 172 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 2021-08-12 20:41:48 (4 years ago); latest analysis 2026-04-04 23:01:16 (2 months 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

avipbb.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 2026-04-04 23:01:16 (2 months 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: b49a44df6fe77ccb861985f5a5dd7ba5
Size: 172 KB
First Published: 2021-08-12 20:41:48 (4 years ago)
Latest Published: 2026-04-04 23:01:16 (2 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-04-04 23:01:16 (2 months ago)

Overview

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

The signature on avipbb.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%\outbyte\avarmor\engine\on_access\win64
%commonappdata%\totalav\updates\savapi 9.1.1\on_access\win64
%programfiles%\totalav\savapi\on_access\win64
%commonappdata%\totalav\updates\savapi 10.0.1\on_access\win64
%programfiles%\scanguard\savapi\on_access\win64
%programfiles%\pcprotect\savapi\on_access\win64
%programfiles%\outbyte\avarmor\5.x\engine\on_access\win64
%commonappdata%\totalav\updates\savapi 11.0.1\on_access\win64

ThreatInfo has observed avipbb.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 avipbb.sys across 45 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 17.6%
Low High activity

The strongest geographic signal for this file is United States with 17.6% 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 96.1%
Windows 7 2.2%
Windows Embedded 8.1 1.1%
Windows 8.1 0.6%

The most common operating system signal for avipbb.sys is Windows 10 with 96.1% 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

avipbb.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 0x0002b064
Image base 0x0000000000010000

PE Sections:

Sections 8
Raw data 157696

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

.text 122880 bytes · 77.9% of section data
MD5 dc6fd1446eba55cfbf3a67cddbc3cee5
.rdata 6656 bytes · 4.2% of section data
MD5 a02ee6551ad75df39c813f682adae381
.data 16896 bytes · 10.7% of section data
MD5 f9679ce66c951dd729720aa304a5dc7d
.pdata 4096 bytes · 2.6% of section data
MD5 333d2813c166efd2199ecdb4abc51bd7
PAGE 1024 bytes · 0.6% of section data
Uncommon name
MD5 999825b43a56cae78e0749c2c03d2f94
INIT 4096 bytes · 2.6% of section data
Uncommon name
MD5 a5365b429234b2b78ca7a3b5d5045da6
.rsrc 1536 bytes · 1.0% of section data
MD5 aecca54214f3780ae1317861be417f74
.reloc 512 bytes · 0.3% of section data
MD5 713a9a54e83223fa31acd8b8d881a389

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 b49a44df6fe77ccb861985f5a5dd7ba5.
  • 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.