GridinSoft Threat Intelligence
pffilter.sys file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2020-12-31 10:18:18 (5 years ago); latest analysis 2021-01-01 22:54:37 (5 years ago).
Company metadata: IObit Information Technology. Product metadata: Protected Folder.
Signed by IObit Information Technology;Microsoft Windows Hardware Compatibility Publisher. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
pffilter.sys is a Windows file recorded in the ThreatInfo database. It is associated with Protected Folder. The reported company name is IObit Information Technology. The current detection status is Undefined, based on the latest analysis from 2021-01-01 22:54:37 (5 years 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: | Protected Folder |
| Company Name: | IObit Information Technology |
| MD5: | 65a35df63ad42ca5612b9116b220fadb |
| Size: | 50 KB |
| First Published: | 2020-12-31 10:18:18 (5 years ago) |
| Latest Published: | 2021-01-01 22:54:37 (5 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-01-01 22:54:37 (5 years ago) |
Overview
| Signed By: | IObit Information Technology;Microsoft Windows Hardware Compatibility Publisher |
| Status: | Valid |
The signature on pffilter.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%\iobit\protected folder\drivers |
ThreatInfo has observed pffilter.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 pffilter.sys across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Germany with 50.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for pffilter.sys 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.
Analysis
pffilter.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
e352312f8fe47ff7d3694924cc29af50
a35c6559d329c7c2e71755002ed5b55f
af81520d06bea62cdbfb1827107fd05b
ac684cf92f14b252ac3ede4a662f8277
41eee144d95c247e8c1a2c9588ea38ed
f9576cb6398efa0d985e6edc9b2dd1cd
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.