GridinSoft Threat Intelligence
AscFileFilter.sys threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as PUP.Gen. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.
- Detection name
- PUP.Gen
- Recommended action
- Scan and remove
- Last analysis
- 2026-05-02 23:01:29 (3 weeks ago)
- File hash
- 57a2f16b4d8645ccd3a41e7781f33031
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as PUP.Gen, part of the PUP threat category.
Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.
First seen 2024-09-11 23:01:50 (2 years ago); latest analysis 2026-05-02 23:01:29 (3 weeks ago).
Company metadata: IObit. Product metadata: Advanced SystemCare.
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
- Compare the MD5 above with the file found on the device.
- Check whether the file appears in the observed locations or under one of the alternate names.
- Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the PUP category for related samples and common context.
File context
AscFileFilter.sys is a Windows file recorded in the ThreatInfo database. It is associated with Advanced SystemCare. The reported company name is IObit. The current detection status is PUP.Gen, based on the latest analysis from 2026-05-02 23:01:29 (3 weeks ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.
If AscFileFilter.sys appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as PUP.Gen.
File Details
| Product Name: | Advanced SystemCare |
| Company Name: | IObit |
| MD5: | 57a2f16b4d8645ccd3a41e7781f33031 |
| Size: | 28 KB |
| First Published: | 2024-09-11 23:01:50 (2 years ago) |
| Latest Published: | 2026-05-02 23:01:29 (3 weeks ago) |
| Status: | PUP.Gen (on last analysis) | |
| Analysis Date: | 2026-05-02 23:01:29 (3 weeks ago) |
Detection screenshot
The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.
Common Places:
| %programfiles%\iobit\advanced systemcare\drivers |
ThreatInfo has observed AscFileFilter.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 AscFileFilter.sys across 5 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Iran with 37.5% 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 AscFileFilter.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
AscFileFilter.sys is identified as pe for 64-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.
7ca9c3742157bca8c26ed7f63e4e693a
fff87d3ee5b21888ca4a5b728dd817d3
043c46095689123e1f5be96c109c2f46
dabdb3d5b845791d8bf6e4cbdb8266cb
3046e28cc3b5093ea9a389fd6e708607
920297c6543ce48ac3cb0cc42ee36db3
d867970138a9ad4ada386220369011de
70a7c2905c93ef2217ff996119f03f05
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
GridinSoft detects this file as PUP.Gen
This report identifies AscFileFilter.sys by MD5 57a2f16b4d8645ccd3a41e7781f33031. It is part of the PUP report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.