GridinSoft Threat Intelligence

Reminder.exe threat report

Detected as PUP.SystemOptimizer File reputation report
MD5 235523d4adea3d54131726c56773da0f
Latest seen 2026-05-02 23:01:33 (3 weeks ago)
First seen 2026-02-02 23:01:22 (3 months ago)
Size 2 MB
Publisher IObit

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as PUP.SystemOptimizer. 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.SystemOptimizer
Recommended action
Scan and remove
Last analysis
2026-05-02 23:01:33 (3 weeks ago)
File hash
235523d4adea3d54131726c56773da0f
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.SystemOptimizer, 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 2026-02-02 23:01:22 (3 months ago); latest analysis 2026-05-02 23:01:33 (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.

Reminder.exe 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.SystemOptimizer, based on the latest analysis from 2026-05-02 23:01:33 (3 weeks ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

If Reminder.exe 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.SystemOptimizer.

Product Name: Advanced SystemCare
Company Name: IObit
MD5: 235523d4adea3d54131726c56773da0f
Size: 2 MB
First Published: 2026-02-02 23:01:22 (3 months ago)
Latest Published: 2026-05-02 23:01:33 (3 weeks ago)
Status: PUP.SystemOptimizer (on last analysis)
Analysis Date: 2026-05-02 23:01:33 (3 weeks ago)
Reminder.exe 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.

%programfiles%\iobit

ThreatInfo has observed Reminder.exe 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 10 100.0%

The most common operating system signal for Reminder.exe 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.

Reminder.exe is identified as pe for 32-bit systems. The subsystem is Windows GUI. 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 Windows GUI
Entry point 0x001ef61c
Image base 0x00400000

PE Sections:

Sections 10
Raw data 2592256

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

.text 2017280 bytes · 77.8% of section data
MD5 ebe7adf15ab842e20a4b60487d0c4dd1
.itext 8192 bytes · 0.3% of section data
Uncommon name
MD5 162058b575c08987598ad1a905594891
.data 76800 bytes · 3.0% of section data
MD5 35c67081dbd38728184a2eef79c71281
.bss 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.idata 17920 bytes · 0.7% of section data
MD5 fb4b9a833468ad29b069416c6f43f84f
.edata 512 bytes · 0.0% of section data
MD5 9043a1fe58aa9661aca3112644242792
.tls 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.rdata 512 bytes · 0.0% of section data
MD5 bdd5cebe03aed86cd818f5212426b9c9
.reloc 112128 bytes · 4.3% of section data
MD5 57623f6c2019ae2b725f76bdca1e932f
.rsrc 358912 bytes · 13.8% of section data
MD5 b42bbcdf19f6b78673032cc96e0575f8

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.SystemOptimizer

This report identifies Reminder.exe by MD5 235523d4adea3d54131726c56773da0f. 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 235523d4adea3d54131726c56773da0f.
  • 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.