GridinSoft Threat Intelligence
HostAppServiceUpdater.exe threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Adware.SweetIM. 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
- Adware.SweetIM
- Recommended action
- Scan and remove
- Last analysis
- 2026-04-23 23:00:26 (3 weeks ago)
- File hash
- 567a28f0e7895c5d15a453e376ae4b1d
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.SweetIM.
First seen 2022-01-22 21:13:44 (4 years ago); latest analysis 2026-04-23 23:00:26 (3 weeks ago).
Company metadata: SweetLabs, Inc. Product metadata: Host App Service Updater.
Signed by SweetLabs Inc.. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Compare the MD5 above with the file found on the device.
- Check whether the file appears in the observed locations or under one of the alternate names.
- Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present.
File context
HostAppServiceUpdater.exe is a Windows file recorded in the ThreatInfo database. It is associated with Host App Service Updater. The reported company name is SweetLabs, Inc. The current detection status is Adware.SweetIM, based on the latest analysis from 2026-04-23 23:00:26 (3 weeks ago).
If HostAppServiceUpdater.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 Adware.SweetIM.
File Details
| Product Name: | Host App Service Updater |
| Company Name: | SweetLabs, Inc |
| MD5: | 567a28f0e7895c5d15a453e376ae4b1d |
| Size: | 7 MB |
| First Published: | 2022-01-22 21:13:44 (4 years ago) |
| Latest Published: | 2026-04-23 23:00:26 (3 weeks ago) |
| Status: | Adware.SweetIM (on last analysis) | |
| Analysis Date: | 2026-04-23 23:00:26 (3 weeks 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: | SweetLabs Inc. |
| Status: | Valid |
The signature on HostAppServiceUpdater.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:
| %localappdata%\host app service |
| %profile%\nucleuscoop\useraccounts\nucleusplayer1\appdata\local\host app service |
| %windir%\serviceprofiles\localservice\appdata\local\host app service |
| %windir%\serviceprofiles\networkservice\appdata\local\host app service |
| %windir%\serviceprofiles\ovrlibraryservice\appdata\local\host app service |
| %windir%\serviceprofiles\sqltelemetry\appdata\local\host app service |
| %windir%\serviceprofiles\mssqlserver\appdata\local\host app service |
| %windir%\serviceprofiles\niroco\appdata\local\host app service |
| %windir%\serviceprofiles\nilxidiscovery\appdata\local\host app service |
| %windir%\serviceprofiles\lkclassads\appdata\local\host app service |
ThreatInfo has observed HostAppServiceUpdater.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 HostAppServiceUpdater.exe across 30 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Brazil with 18.6% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for HostAppServiceUpdater.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
HostAppServiceUpdater.exe is identified as pe for 64-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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
0a5a6b4502bbec305ed286769d4aa13a
1e3d1e653a612bb2f3e3379a0773e7ed
fe931e3bd5ee0854cfdead7b68ebbd4b
c8845825f497f59eed8b536c9d5bdc88
684288603206808e016950aa26c54c0f
c5c0a6c42c7e915d468dd65cfbd3041f
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 Adware.SweetIM
This report identifies HostAppServiceUpdater.exe by MD5 567a28f0e7895c5d15a453e376ae4b1d. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.