GridinSoft Threat Intelligence
RegFilter.sys file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2025-03-31 23:01:16 (a year ago); latest analysis 2025-03-31 23:01:16 (a year ago).
Company metadata: IObit.com. Product metadata: IObit Malware Fighter.
Signed by IObit Information Technology. 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
RegFilter.sys is a Windows file recorded in the ThreatInfo database. It is associated with IObit Malware Fighter. The reported company name is IObit.com. The current detection status is Undefined, based on the latest analysis from 2025-03-31 23:01:16 (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.
File Details
| Product Name: | IObit Malware Fighter |
| Company Name: | IObit.com |
| MD5: | 806d65c2c297f5ac82c4bde2ba8d2148 |
| Size: | 30 KB |
| First Published: | 2025-03-31 23:01:16 (a year ago) |
| Latest Published: | 2025-03-31 23:01:16 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-03-31 23:01:16 (a year ago) |
Overview
| Signed By: | IObit Information Technology |
| Status: | Valid |
The signature on RegFilter.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\iobit malware fighter\drivers |
ThreatInfo has observed RegFilter.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 RegFilter.sys across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Poland with 100.0% 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 RegFilter.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
RegFilter.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.
b5b90194072c796e23eb86451b600283
3d3e0cec4da16728b5d611d482b86a2f
327a21af1a0f59cabf641843cd9e4a7d
19b7d9f37fc5770d4b46850d48392040
8eb2f212e8f8d9c60a2b0cfd37527a61
ef25f321359178a2988fbc6aee630a65
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.