GridinSoft Threat Intelligence

WinUpdateHelper.dll threat report

Detected as Trojan.Gen File reputation report
MD5 81ea77e8cc50deac44c34b222edef8f9
Latest seen 2026-05-24 16:00:54 (3 days ago)
First seen 2026-05-24 16:00:54 (3 days ago)
Size 86 KB
Publisher Marcin Szeniak
Product WinUpdateHelper

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Trojan.Gen. 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
Trojan.Gen
Recommended action
Scan and remove
Last analysis
2026-05-24 16:00:54 (3 days ago)
File hash
81ea77e8cc50deac44c34b222edef8f9
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.Gen, part of the Trojan threat category.

Category context

Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2026-05-24 16:00:54 (3 days ago); latest analysis 2026-05-24 16:00:54 (3 days ago).

Publisher context

Company metadata: Marcin Szeniak. Product metadata: WinUpdateHelper.

Observed locations

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

  1. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the Trojan category for related samples and common context.

WinUpdateHelper.dll is a Windows file recorded in the ThreatInfo database. It is associated with WinUpdateHelper. The reported company name is Marcin Szeniak. The current detection status is Trojan.Gen, based on the latest analysis from 2026-05-24 16:00:54 (3 days ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.

If WinUpdateHelper.dll 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 Trojan.Gen.

Product Name: WinUpdateHelper
Company Name: Marcin Szeniak
MD5: 81ea77e8cc50deac44c34b222edef8f9
Size: 86 KB
First Published: 2026-05-24 16:00:54 (3 days ago)
Latest Published: 2026-05-24 16:00:54 (3 days ago)
Status: Trojan.Gen (on last analysis)
Analysis Date: 2026-05-24 16:00:54 (3 days ago)
WinUpdateHelper.dll 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.

%profile%\downloads

ThreatInfo has observed WinUpdateHelper.dll 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.

Windows 10 100.0%

The most common operating system signal for WinUpdateHelper.dll 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.

WinUpdateHelper.dll is identified as pe for 64-bit systems. The subsystem is Windows CUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 64-bit
Subsystem Windows CUI
Entry point
Image base

.NET Info:

MVID: 26b003a5-84f9-4114-a926-9d298970be86
Typelib ID: 5247bd39-5deb-4f14-af4b-9598a8544d06

PE Sections:

Sections 2
Raw data 88064

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 73216 bytes · 83.1% of section data
MD5 3b6cafa3227f5a08567c1e6536f13faf
.rsrc 14848 bytes · 16.9% of section data
MD5 2932027d33901cc3aef097fac82a62c5

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 Trojan.Gen

This report identifies WinUpdateHelper.dll by MD5 81ea77e8cc50deac44c34b222edef8f9. It is part of the Trojan 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.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 81ea77e8cc50deac44c34b222edef8f9.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found. Use the Trojan category to compare similar reports.