GridinSoft Threat Intelligence

ASCService.exe file report

Under review File reputation report
MD5 d533bd193e50ab35d5d13f1506d51a3d
Latest seen 2025-05-26 23:01:55 (a year ago)
First seen 2024-11-23 23:02:18 (2 years ago)
Size 1 MB
Publisher IObit
Product Advanced SystemCare Ultimate
Signed by IObit CO., LTD

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

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 2024-11-23 23:02:18 (2 years ago); latest analysis 2025-05-26 23:01:55 (a year ago).

Publisher context

Company metadata: IObit. Product metadata: Advanced SystemCare Ultimate.

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. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

File context

ASCService.exe is a Windows file recorded in the ThreatInfo database. It is associated with Advanced SystemCare Ultimate. The reported company name is IObit. The current detection status is Undefined, based on the latest analysis from 2025-05-26 23:01:55 (a year ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

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: Advanced SystemCare Ultimate
Company Name: IObit
MD5: d533bd193e50ab35d5d13f1506d51a3d
Size: 1 MB
First Published: 2024-11-23 23:02:18 (2 years ago)
Latest Published: 2025-05-26 23:01:55 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-05-26 23:01:55 (a year ago)

Overview

Signed By: IObit CO., LTD
Status: Valid

The signature on ASCService.exe 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

ThreatInfo has observed ASCService.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.

Geographic signal

Observed country distribution

ThreatInfo has seen ASCService.exe across 3 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 83.3%
Low High activity

The strongest geographic signal for this file is United States with 83.3% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 100.0%

The most common operating system signal for ASCService.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.

Analysis

ASCService.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 0x001310b8
Image base 0x00400000

PE Sections:

Sections 10
Raw data 1872384

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

.text 1239552 bytes · 66.2% of section data
MD5 46e15b213afee65dfbc1b4d5e605de9a
.itext 5120 bytes · 0.3% of section data
Uncommon name
MD5 c89631807ec0da239e20d2220a2e0865
.data 50176 bytes · 2.7% of section data
MD5 0eec4b2703030b5bc8d3c1f630d4d759
.bss 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.idata 21504 bytes · 1.1% of section data
MD5 89a5b1afab02e60d827d162c58c0d8bd
.edata 512 bytes · 0.0% of section data
MD5 25222a4ceeed3984c98ed73ee4d56708
.tls 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.rdata 512 bytes · 0.0% of section data
MD5 80f2e6195002d51d4e2cc311b129a3b0
.reloc 66048 bytes · 3.5% of section data
MD5 e1ae88feb8356c69a62d89f242b71b33
.rsrc 488960 bytes · 26.1% of section data
MD5 191c71f7093cb8a5588e254afa2b5d0d

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.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with d533bd193e50ab35d5d13f1506d51a3d.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual. Use the PUP category to compare similar reports.