GridinSoft Threat Intelligence
WebAppHelper.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 (a month ago)
- File hash
- 4a1c6a37e4f7ae4a0d54fb889e767f2d
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 2022-01-22 21:12:09 (4 years ago); latest analysis 2026-04-23 23:00:26 (a month ago).
Company metadata: SweetLabs, Inc. Product metadata: Web App Helper.
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. Review the Adware category for related samples and common context.
File context
WebAppHelper.exe is a Windows file recorded in the ThreatInfo database. It is associated with Web App Helper. 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 (a month ago). ThreatInfo groups this verdict with Adware reports for broader family-level investigation.
If WebAppHelper.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: | Web App Helper |
| Company Name: | SweetLabs, Inc |
| MD5: | 4a1c6a37e4f7ae4a0d54fb889e767f2d |
| Size: | 7 MB |
| First Published: | 2022-01-22 21:12:09 (4 years ago) |
| Latest Published: | 2026-04-23 23:00:26 (a month ago) |
| Status: | Adware.SweetIM (on last analysis) | |
| Analysis Date: | 2026-04-23 23:00:26 (a month 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 WebAppHelper.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\mssqlserver\appdata\local\host app service |
| %windir%\serviceprofiles\sqltelemetry\appdata\local\host app service |
| %windir%\serviceprofiles\nilxidiscovery\appdata\local\host app service |
| %windir%\serviceprofiles\lkclassads\appdata\local\host app service |
| %windir%\serviceprofiles\niroco\appdata\local\host app service |
ThreatInfo has observed WebAppHelper.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 WebAppHelper.exe across 28 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 21.2% 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 WebAppHelper.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
WebAppHelper.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.
ab227337de4b241df0d2092c91a1493a
e7bec28833a1a32f0a7e4c8519350497
a551abaf050d2e4c0e148273e8d694c4
a8ada95fb6669e09da1ac60872eadcb9
bfa83e1414cf24226a37db61bfc58a31
140368832ad67d9e472401e0fc3506bd
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 WebAppHelper.exe by MD5 4a1c6a37e4f7ae4a0d54fb889e767f2d. 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.