GridinSoft Threat Intelligence

IUProcessFilter.sys threat report

Detected as PUP.Gen File reputation report
MD5 671800400891c8940e300b2d226d36cb
Latest seen 2026-05-02 23:01:38 (3 weeks ago)
First seen 2020-12-16 18:37:41 (5 years ago)
Size 20 KB
Publisher IObit
Product Uninstaller
Signed by IObit CO., LTD

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 23:01:38 (3 weeks ago)
File hash
671800400891c8940e300b2d226d36cb
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 2020-12-16 18:37:41 (5 years ago); latest analysis 2026-05-02 23:01:38 (3 weeks ago).

Publisher context

Company metadata: IObit. Product metadata: Uninstaller.

Digital signature

Signed by IObit CO., LTD. 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. 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.

IUProcessFilter.sys is a Windows file recorded in the ThreatInfo database. It is associated with Uninstaller. The reported company name is IObit. The current detection status is PUP.Gen, based on the latest analysis from 2026-05-02 23:01:38 (3 weeks ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

If IUProcessFilter.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.

Product Name: Uninstaller
Company Name: IObit
MD5: 671800400891c8940e300b2d226d36cb
Size: 20 KB
First Published: 2020-12-16 18:37:41 (5 years ago)
Latest Published: 2026-05-02 23:01:38 (3 weeks ago)
Status: PUP.Gen (on last analysis)
Analysis Date: 2026-05-02 23:01:38 (3 weeks ago)
IUProcessFilter.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.

Signed By: IObit CO., LTD
Status: Valid

The signature on IUProcessFilter.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.

%programfiles%\iobit\iobit uninstaller\drivers
%programfiles%\iobit uninstaller\drivers

ThreatInfo has observed IUProcessFilter.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.

Windows 10 86.8%
Windows 7 10.5%
Windows 8.1 2.6%

The most common operating system signal for IUProcessFilter.sys is Windows 10 with 86.8% 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.

IUProcessFilter.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.

Format pe
Architecture 64-bit
Subsystem Native
Entry point 0x00006064
Image base 0x0000000000010000

PE Sections:

Sections 6
Raw data 10240

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

.text 5632 bytes · 55.0% of section data
MD5 2e898c0155acbf48012066760586f17f
.rdata 1024 bytes · 10.0% of section data
MD5 281679a00c0807c2572be9a2967d8325
.data 512 bytes · 5.0% of section data
MD5 054ac004a171c64f780ade4d52f25a30
.pdata 512 bytes · 5.0% of section data
MD5 652e833bf9b8bb9f824dd70355516ce8
INIT 1536 bytes · 15.0% of section data
Uncommon name
MD5 d70d31d8545fc5587638760366bad202
.rsrc 1024 bytes · 10.0% of section data
MD5 f27a03ce3dfa63ea00595f4f628b4c1a

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 IUProcessFilter.sys by MD5 671800400891c8940e300b2d226d36cb. 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 671800400891c8940e300b2d226d36cb.
  • 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.