GridinSoft Threat Intelligence
HostAppServiceInterface (1).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
- 2026-03-18 23:00:44 (2 months ago)
- File hash
- 45a986bd83c502f170df3b23292c673e
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.SweetIM, part of the Adware threat category.
Programs that inject advertising, change browser behavior, or monetize traffic through bundled components. Related Adware reports help compare this file with nearby detections, publishers, and hashes.
First seen 2017-05-21 04:03:33 (9 years ago); latest analysis 2026-03-18 23:00:44 (2 months ago).
Company metadata: Pokki. Product metadata: Host App Service Interface.
This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.
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. Review the Adware category for related samples and common context.
File context
HostAppServiceInterface (1).exe is a Windows file recorded in the ThreatInfo database. It is associated with Host App Service Interface. The reported company name is Pokki. The current detection status is Adware.SweetIM, based on the latest analysis from 2026-03-18 23:00:44 (2 months ago). ThreatInfo groups this verdict with Adware reports for broader family-level investigation.
If HostAppServiceInterface (1).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 Interface |
| Company Name: | Pokki |
| MD5: | 45a986bd83c502f170df3b23292c673e |
| Size: | 2 MB |
| First Published: | 2017-05-21 04:03:33 (9 years ago) |
| Latest Published: | 2026-03-18 23:00:44 (2 months ago) |
| Status: | Adware.SweetIM (on last analysis) | |
| Analysis Date: | 2026-03-18 23:00:44 (2 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.
Common Places:
| %localappdata%\host app service\engine |
| %localappdata%\host app service\engine-old |
| %localappdata%\host app service |
ThreatInfo has observed HostAppServiceInterface (1).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.
File Names:
2 observed namesThis hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.
Geographic signal
Observed country distribution
ThreatInfo has seen HostAppServiceInterface (1).exe across 69 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Poland with 11.3% 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 HostAppServiceInterface (1).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
HostAppServiceInterface (1).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.
6802a70ea5167b729ed2abbd060560ea
b072a8777c3e44a63c764c7d0e07e776
253f64c6df3ac1b42e47c08d90635617
4898e3396cc25600275decc2b2dd3ca8
bb1f6aaa9585fe205a3fcb54a0437684
a6643ae545092962a14d7bee1a5b20fe
bf619eac0cdf3f68d496ea9344137e8b
38c68bc15084c100c06d5f5f5f77bc5a
945077d02fd5f7aeefd508107b5ac30b
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 HostAppServiceInterface (1).exe by MD5 45a986bd83c502f170df3b23292c673e. It is part of the Adware 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.