Pdfium.dll file report

MD5 3863a98b6a7fd4e4da367748a54e16e8
Latest seen 2026-05-02 23:01:04 (3 days ago)
First seen 2026-05-02 23:01:04 (3 days ago)
Size 4 MB
Publisher Syncfusion Inc.
Product pdfium
Signed by Systweak Software

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2026-05-02 23:01:04 (3 days ago); latest analysis 2026-05-02 23:01:04 (3 days ago).

Publisher context

Company metadata: Syncfusion Inc.. Product metadata: pdfium.

Digital signature

Signed by Systweak Software. 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.

Pdfium.dll is a Windows file recorded in the ThreatInfo database. It is associated with pdfium. The reported company name is Syncfusion Inc.. The current detection status is Undefined, based on the latest analysis from 2026-05-02 23:01:04 (3 days 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: pdfium
Company Name: Syncfusion Inc.
MD5: 3863a98b6a7fd4e4da367748a54e16e8
Size: 4 MB
First Published: 2026-05-02 23:01:04 (3 days ago)
Latest Published: 2026-05-02 23:01:04 (3 days ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-05-02 23:01:04 (3 days ago)
Signed By: Systweak Software
Status: Valid

The signature on Pdfium.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.

%profile%\onedrive\desktop\systweak pdf editor 1.0.0.6719 portable\app\pdfeditor\pdfium

ThreatInfo has observed Pdfium.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.

100.0%

The strongest geographic signal for this file is Italy with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 100.0%

The most common operating system signal for Pdfium.dll is Windows 10 with 100.0% 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.

Pdfium.dll is identified as pe for 32 systems. The subsystem is Windows CUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Subsystem: Windows CUI
PE Type: pe
OS Bitness: 32
Image Base: 0x10000000
Entry Address: 0x00237c40

PE Sections:

Name Size of data MD5
.text 2503680 258efcb7fa30951a32e188a428f77218
.rdata 1919488 e229a2ed7fc1240bb3cf31649d2695f7
.data 22528 e5481ba7017dbcb0aef222dca0510f54
.00cfg 512 8e7be8580670cfd9ad4331b5e91d789f
.tls 512 8e3343efa9afc26ac6caf49228cbe049
malloc_h 512 18c5938b06c4e7f796daab6762d9eed0
.rsrc 1024 183eec17fa65421f8f69d9f35cff62c4
.reloc 75776 a169f6a5a22a1b19999fa6f5b1cb1469

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.

More information: