GridinSoft Threat Intelligence

BProtectEx.sys file report

Under review File reputation report
MD5 e0936457d5a2a7625bb0e9d43764a8a2
Latest seen 2025-05-14 23:01:23 (a year ago)
First seen 2017-05-21 09:02:09 (9 years ago)
Size 111 KB
Publisher Baidu, Inc.
Product Baidu Antivirus
Signed by Baidu Online Network Technology (Beijing) Co.,Ltd.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 09:02:09 (9 years ago); latest analysis 2025-05-14 23:01:23 (a year ago).

Publisher context

Company metadata: Baidu, Inc.. Product metadata: Baidu Antivirus.

Digital signature

Signed by Baidu Online Network Technology (Beijing) Co.,Ltd.. 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

BProtectEx.sys is a Windows file recorded in the ThreatInfo database. It is associated with Baidu Antivirus. The reported company name is Baidu, Inc.. The current detection status is Undefined, based on the latest analysis from 2025-05-14 23:01:23 (a year 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: Baidu Antivirus
Company Name: Baidu, Inc.
MD5: e0936457d5a2a7625bb0e9d43764a8a2
Size: 111 KB
First Published: 2017-05-21 09:02:09 (9 years ago)
Latest Published: 2025-05-14 23:01:23 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-05-14 23:01:23 (a year ago)

Overview

Signed By: Baidu Online Network Technology (Beijing) Co.,Ltd.
Status: Valid

The signature on BProtectEx.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%\pc faster\5.1.0.0
%programfiles%\pc faster
%programfiles%\pc faster\update
%programfiles%

ThreatInfo has observed BProtectEx.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 BProtectEx.sys across 77 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Thailand
Share 19.3%
Low High activity

The strongest geographic signal for this file is Thailand with 19.3% 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 54.8%
Windows 10 32.2%
Windows 8.1 7.5%
Windows XP 2.3%
Windows 8 2.1%
Windows Vista 0.8%
Windows Embedded 8.1 0.4%

The most common operating system signal for BProtectEx.sys is Windows 7 with 54.8% 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

BProtectEx.sys is identified as pe for 32-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 32-bit
Subsystem Native
Entry point 0x00001000
Image base 0x00010000

PE Sections:

Sections 7
Raw data 104960

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

.text 81920 bytes · 78.0% of section data
MD5 03650757859becc781bb7e4436160921
.rdata 2048 bytes · 2.0% of section data
MD5 bf528d37a603236e12bd68d9924466c6
.data 8704 bytes · 8.3% of section data
MD5 9cd50640a4d82d730dffc2d684b4bd34
PAGE 3584 bytes · 3.4% of section data
Uncommon name
MD5 cbd70e5a3c360b73e7700d936ebae91a
INIT 4096 bytes · 3.9% of section data
Uncommon name
MD5 bceb48a71d106cfc8c2cb3306ca374fc
.rsrc 1024 bytes · 1.0% of section data
MD5 79dfa8e2c199e191fd94a7cab799ec3d
.reloc 3584 bytes · 3.4% of section data
MD5 c7619327dbcdb675a10f5b92bc1ce609

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 e0936457d5a2a7625bb0e9d43764a8a2.
  • 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.