GridinSoft Threat Intelligence

UserNotes.dll file report

Under review File reputation report
MD5 e48c789c425f966f5e5ee3187934174f
Latest seen 2025-11-26 23:01:14 (6 months ago)
First seen 2019-06-15 17:42:04 (6 years ago)
Size 114 KB
Publisher wj32
Product User Notes plugin for Process Hacker
Signed by Wen Jia Liu

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Category context

Programs that inject advertising, change browser behavior, or monetize traffic through bundled components. Related Adware reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2019-06-15 17:42:04 (6 years ago); latest analysis 2025-11-26 23:01:14 (6 months ago).

Publisher context

Company metadata: wj32. Product metadata: User Notes plugin for Process Hacker.

Digital signature

Signed by Wen Jia Liu. 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

UserNotes.dll is a Windows file recorded in the ThreatInfo database. It is associated with User Notes plugin for Process Hacker. The reported company name is wj32. The current detection status is Undefined, based on the latest analysis from 2025-11-26 23:01:14 (6 months ago). ThreatInfo groups this verdict with Adware reports for broader family-level investigation.

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: User Notes plugin for Process Hacker
Company Name: wj32
MD5: e48c789c425f966f5e5ee3187934174f
Size: 114 KB
First Published: 2019-06-15 17:42:04 (6 years ago)
Latest Published: 2025-11-26 23:01:14 (6 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-11-26 23:01:14 (6 months ago)

Overview

Signed By: Wen Jia Liu
Status: Valid

The signature on UserNotes.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.

Common Places:

%commonappdata%\msconfig\apps\x64
%programfiles%\process hacker 2
%sysdrive%\cracking files & tweets\process hacker\x64
%sysdrive%\cracking files & tweets\cracking files & tweets\process hacker\x64
%sysdrive%\tech & tools files\process hacker\x64
%profile%\onedrive\desktop\x64
%sysdrive%\itsuptoyou\tools for you\system tool\processhacker
%sysdrive%\process hacker 2
%sysdrive%\work station\service\processhacker-2.39-bin\x64
%sysdrive%\filehistory\jhk\main\data\c\users\jhk\desktop\jwk\img\wa\process hacker 2

ThreatInfo has observed UserNotes.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.

Geographic signal

Observed country distribution

ThreatInfo has seen UserNotes.dll across 31 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 15.8%
Low High activity

The strongest geographic signal for this file is United States with 15.8% 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 81.0%
Windows 7 11.4%
Windows 8.1 3.8%
Windows Server 2012 R2 2.5%
Windows Server 2008 R2 1.3%

The most common operating system signal for UserNotes.dll is Windows 10 with 81.0% 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

UserNotes.dll is identified as pe for 64-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 64-bit
Subsystem Windows GUI
Entry point 0x000052d0
Image base 0x0000000180000000

PE Sections:

Sections 7
Raw data 109056

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

.text 54272 bytes · 49.8% of section data
MD5 df57b0e56261cc8aba695f1735e0ddf4
.rdata 41984 bytes · 38.5% of section data
MD5 a7d102b1613713f35df1973c848c4a38
.data 2560 bytes · 2.3% of section data
MD5 15af380bd4c13cf980d58ea14a472db3
.pdata 4608 bytes · 4.2% of section data
MD5 24a18793201a42f66445ce7a139621d7
.gfids 512 bytes · 0.5% of section data
Uncommon name
MD5 78b3862eaec8114c796015590f94fb98
.rsrc 3072 bytes · 2.8% of section data
MD5 7439dddeb6cb3b8ed56d663978bde807
.reloc 2048 bytes · 1.9% of section data
MD5 214a6e72c0fdb5068e85a1de62ff9ea4

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 e48c789c425f966f5e5ee3187934174f.
  • 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. Use the Adware category to compare similar reports.