ASCService.exe threat report

MD5 bfbdd07601d2963d9cba8036c9f18dea
Latest seen 2025-12-28 23:00:16 (5 months ago)
First seen 2025-12-02 23:10:31 (5 months ago)
Size 1 MB
Publisher IObit
Signed by IObit Co., Ltd.

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
Download Anti-Malware

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.

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)
ASCService.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.

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.

%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.

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.

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.

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: