GridinSoft Threat Intelligence

A0138300.dll file report

Under review File reputation report
MD5 2066875f312cd796b47ac644ce9ae1db
Latest seen 2025-05-14 23:01:24 (a year ago)
First seen 2017-05-21 20:03:02 (9 years ago)
Size 403 KB
Publisher Baidu, Inc.
Product Baidu PC Faster

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 20:03:02 (9 years ago); latest analysis 2025-05-14 23:01:24 (a year ago).

Publisher context

Company metadata: Baidu, Inc.. Product metadata: Baidu PC Faster.

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.

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.

A0138300.dll is a Windows file recorded in the ThreatInfo database. It is associated with Baidu PC Faster. The reported company name is Baidu, Inc.. The current detection status is Undefined, based on the latest analysis from 2025-05-14 23:01:24 (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.

Product Name: Baidu PC Faster
Company Name: Baidu, Inc.
MD5: 2066875f312cd796b47ac644ce9ae1db
Size: 403 KB
First Published: 2017-05-21 20:03:02 (9 years ago)
Latest Published: 2025-05-14 23:01:24 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-05-14 23:01:24 (a year ago)

The signature on A0138300.dll 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.

%programfiles%\pc faster\5.1.0.0
%programfiles%\pc faster
%profile%\desktop
%sysdrive%\adwcleaner\quarantine\files\efftrnttndhgatxztpaqxdyyeuqynaln\5.1.0.0
%sysdrive%\adwcleaner\quarantine\rywtiizs2t\5.1.0.0
%sysdrive%\adwcleaner\quarantine\files\pfbfkxjisjankxkscdqvllmybjuwpypl\5.1.0.0
%sysdrive%\system volume information\_restore{0f493a2a-8daa-4881-a643-bac64bff0b32}\rp121
%programfiles%
%allusersprofile%\\dane aplikacji\roguekiller
%sysdrive%\seagate dashboard 2.0\webb-pc\daw3\backup\e35e80f0-d255-4394-8a28-2807ba4900a2\20171130_162426_daw3\c\adwcleaner\quarantine\rywtiizs2t

ThreatInfo has observed A0138300.dll 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.

Feedback.dll R1_Feedback.dll Feedback_IObitDel.dll A0051767.dll A272AB3566153291.vir A0126367.dll A0128327.dll A0129354.dll A0130354.dll A0135283.dll A0136302.dll A0138300.dll

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.

Windows 7 53.7%
Windows 10 34.5%
Windows 8.1 6.9%
Windows XP 2.3%
Windows Vista 1.1%
Windows 8 1.0%
Windows Embedded 8.1 0.5%

The most common operating system signal for A0138300.dll is Windows 7 with 53.7% 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.

A0138300.dll 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 0x000346bc
Image base 0x10000000

PE Sections:

Sections 5
Raw data 407040

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

.text 311808 bytes · 76.6% of section data
MD5 e6a9773a163220ecc893d3452879f590
.rdata 55296 bytes · 13.6% of section data
MD5 d609eb9ee09b43c7cb4fef06c8f9c717
.data 12288 bytes · 3.0% of section data
MD5 b17b97a681a8ce0a6ffef4d04e3f6e8d
.rsrc 6144 bytes · 1.5% of section data
MD5 80cd5793832f21ca5800159c2ad2e3f1
.reloc 21504 bytes · 5.3% of section data
MD5 c4c22486142a216a54e5ee6f6878bcf0

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 2066875f312cd796b47ac644ce9ae1db.
  • 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.