ASCService.exe threat report
ThreatInfo file report
ASCService.exe
This report summarizes the file identity, detection status, publisher metadata, observed locations, and technical indicators for ASCService.exe. ThreatInfo currently classifies this sample as PUP.SystemOptimizer.
GridinSoft Anti-Malware detection
GridinSoft already detects this file
The latest ThreatInfo record shows ASCService.exe detected as PUP.SystemOptimizer. You can download GridinSoft Anti-Malware to scan the system and remove this detection if the file is present on your device.
- Detection name
- PUP.SystemOptimizer
- Last analysis
- 2025-12-28 23:00:16 (5 months ago)
- File hash
- bfbdd07601d2963d9cba8036c9f18dea
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 PUP.SystemOptimizer, based on the latest analysis from 2025-12-28 23:00:16 (5 months ago).
If ASCService.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.
File Details
| Product Name: | Advanced SystemCare Ultimate |
| Company Name: | IObit |
| MD5: | bfbdd07601d2963d9cba8036c9f18dea |
| Size: | 1 MB |
| First Published: | 2025-12-02 23:10:31 (5 months ago) |
| Latest Published: | 2025-12-28 23:00:16 (5 months ago) |
| Status: | PUP.SystemOptimizer (on last analysis) | |
| Analysis Date: | 2025-12-28 23:00:16 (5 months 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.
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 |
| %programfiles%\iobit |
| %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.
Geography:
| 100.0% |
The strongest geographic signal for this file is France with 100.0% 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 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.
| Subsystem: | Windows GUI |
| PE Type: | pe |
| OS Bitness: | 32 |
| Image Base: | 0x00400000 |
| Entry Address: | 0x0013212c |
PE Sections:
| Name | Size of data | MD5 |
| .text | 1242624 | 399053800fa9dc46c9847f4dec7e80ce |
| .itext | 5120 | 9f29f89172e035de8f97f318781c1cfc |
| .data | 50176 | ba2e60de233938dd06b91540c4f9ee5f |
| .bss | 0 | d41d8cd98f00b204e9800998ecf8427e |
| .idata | 21504 | 71a8b3cf1950bbd9001281881650eb36 |
| .edata | 512 | a8fe81fb3152f1f555370e02a33d93d3 |
| .tls | 0 | d41d8cd98f00b204e9800998ecf8427e |
| .rdata | 512 | cf132eba86f94f9f9122de29e370d2d9 |
| .reloc | 66560 | b5d0ab9a992c7922707933f25149fae7 |
| .rsrc | 489472 | a3f70987fff0b9715f3a3b09d7b131ac |
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.
More information: