GridinSoft Threat Intelligence

A0138352.dll file report

Under review File reputation report
MD5 2690dbec431b57a8faff23f42330e88c
Latest seen 2025-05-14 23:01:18 (a year ago)
First seen 2017-05-21 20:03:02 (9 years ago)
Size 1 MB
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 23:01:18 (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.

A0138352.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 23:01:18 (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: 2690dbec431b57a8faff23f42330e88c
Size: 1 MB
First Published: 2017-05-21 20:03:02 (9 years ago)
Latest Published: 2025-05-14 23:01:18 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-05-14 23:01:18 (a year ago)

The signature on A0138352.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\plugins\plugin.optimizer
%programfiles%\pc faster\plugins\plugin.optimizer
%sysdrive%\adwcleaner\quarantine\files\efftrnttndhgatxztpaqxdyyeuqynaln\5.1.0.0\plugins\plugin.optimizer
%sysdrive%\adwcleaner\quarantine\rywtiizs2t\5.1.0.0\plugins\plugin.optimizer
%sysdrive%\adwcleaner\quarantine\files\pfbfkxjisjankxkscdqvllmybjuwpypl\5.1.0.0\plugins\plugin.optimizer
%sysdrive%\system volume information\_restore{0f493a2a-8daa-4881-a643-bac64bff0b32}\rp121
%programfiles%\pc faster\5.1.0.0\plugins
%allusersprofile%\\dane aplikacji\roguekiller
%programfiles%\pc faster\plugins
%sysdrive%\adwcleaner\quarantine\files\jkgjqjyxfrfcruvquvehaqhmijrbcqac\plugins

ThreatInfo has observed A0138352.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.

Plugin_OptimizerEx.dll A0051795.dll 8587E1250F1AD291.vir A0125440.dll A0128379.dll A0129406.dll A0130406.dll A0135335.dll A0136354.dll A0138352.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 49.6%
Windows 10 37.7%
Windows 8.1 7.5%
Windows XP 2.4%
Windows 8 1.1%
Windows Vista 1.0%
Windows Embedded 8.1 0.6%

The most common operating system signal for A0138352.dll is Windows 7 with 49.6% 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.

A0138352.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 0x00081fff
Image base 0x10000000

PE Sections:

Sections 5
Raw data 1228288

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

.text 940544 bytes · 76.6% of section data
MD5 bcc3216029fc880c3fdd36300ad25637
.rdata 226304 bytes · 18.4% of section data
MD5 5a29f8aa1a715fd8d4216fd866a34b68
.data 13824 bytes · 1.1% of section data
MD5 3cfad972686d8fc78ca282c3d5aa708c
.rsrc 5632 bytes · 0.5% of section data
MD5 9df6de94e09b9bae68183c729516387c
.reloc 41984 bytes · 3.4% of section data
MD5 a197a074d17e85211eca325c32ebd095

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 2690dbec431b57a8faff23f42330e88c.
  • 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.