GridinSoft Threat Intelligence

AscRegistryFilter.sys threat report

Detected as PUP.Gen File reputation report
MD5 534cbfddc3835f618468d4b39d0734f4
Latest seen 2026-05-02 23:01:31 (3 weeks ago)
First seen 2024-09-11 23:01:49 (2 years ago)
Size 24 KB
Publisher IObit
Product Advanced SystemCare

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 23:01:31 (3 weeks ago)
File hash
534cbfddc3835f618468d4b39d0734f4
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.Gen, part of the PUP threat category.

Category context

Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2024-09-11 23:01:49 (2 years ago); latest analysis 2026-05-02 23:01:31 (3 weeks ago).

Publisher context

Company metadata: IObit. Product metadata: Advanced SystemCare.

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. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. 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

AscRegistryFilter.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 23:01:31 (3 weeks ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

If AscRegistryFilter.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: 534cbfddc3835f618468d4b39d0734f4
Size: 24 KB
First Published: 2024-09-11 23:01:49 (2 years ago)
Latest Published: 2026-05-02 23:01:31 (3 weeks ago)
Status: PUP.Gen (on last analysis)
Analysis Date: 2026-05-02 23:01:31 (3 weeks ago)

Detection screenshot

AscRegistryFilter.sys 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 AscRegistryFilter.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 AscRegistryFilter.sys across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Iran
Share 33.3%
Low High activity

The strongest geographic signal for this file is Iran with 33.3% 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 88.9%
Windows 7 11.1%

The most common operating system signal for AscRegistryFilter.sys is Windows 10 with 88.9% 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

AscRegistryFilter.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.

Format pe
Architecture 32-bit
Subsystem Native
Entry point 0x0000603e
Image base 0x00010000

PE Sections:

Sections 6
Raw data 15872

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

.text 10752 bytes · 67.7% of section data
MD5 5440710a2678096e9c82c9a8fc59e0bb
.rdata 1024 bytes · 6.5% of section data
MD5 1861c5df60fcdb982a65af301d4a48d2
.data 512 bytes · 3.2% of section data
MD5 13497cf12962ca38bba95da90c027686
INIT 1536 bytes · 9.7% of section data
Uncommon name
MD5 b6e8d7bbb5dd8f04022af09538089a81
.rsrc 1024 bytes · 6.5% of section data
MD5 7cd407b56330beca250a1e863f4e9859
.reloc 1024 bytes · 6.5% of section data
MD5 bd7d20aac2a6605099abecc78e4472d1

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 AscRegistryFilter.sys by MD5 534cbfddc3835f618468d4b39d0734f4. 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.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 534cbfddc3835f618468d4b39d0734f4.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found. Use the PUP category to compare similar reports.