GridinSoft Threat Intelligence
update.exe threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Trojan.Heur!. 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.Heur!
- Recommended action
- Scan and remove
- Last analysis
- 2026-05-24 14:00:27 (3 days ago)
- File hash
- 066f7789be6ce8453658b7e5ba284fc9
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.Heur!, part of the Trojan threat category.
Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.
First seen 2023-08-29 23:38:16 (2 years ago); latest analysis 2026-05-24 14:00:27 (3 days ago).
Company metadata: Microsoft Corporation. Product metadata: Microsoft® Windows® Operating System.
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 Trojan category for related samples and common context.
File context
update.exe is a Windows file recorded in the ThreatInfo database. It is associated with Microsoft® Windows® Operating System. The reported company name is Microsoft Corporation. The current detection status is Trojan.Heur!, based on the latest analysis from 2026-05-24 14:00:27 (3 days ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If update.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 Trojan.Heur!.
File Details
| Product Name: | Microsoft® Windows® Operating System |
| Company Name: | Microsoft Corporation |
| MD5: | 066f7789be6ce8453658b7e5ba284fc9 |
| Size: | 206 MB |
| First Published: | 2023-08-29 23:38:16 (2 years ago) |
| Latest Published: | 2026-05-24 14:00:27 (3 days ago) |
| Status: | Trojan.Heur! (on last analysis) | |
| Analysis Date: | 2026-05-24 14:00:27 (3 days 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:
| %commonappdata% |
ThreatInfo has observed update.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 update.exe across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Russia with 80.0% 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 update.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
update.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.
9de033af25fccd199f6d4edf94c7b9f3
1486e1170456c10443730c54f9e8ee3a
4f1e5d6d4d1044f826610512c2a56255
ead35eab9c063cc0fda1df29f32f9afe
29572920cce90a143fb130c533d8acae
6ff982fe076923339a0b2f7bc67fadb5
1b30c927675c0ffa13b066579cce7a79
81f667b57c3d9d9f1e30f119b76dab85
d41d8cd98f00b204e9800998ecf8427e
2bf55f7965afdd3409243ec291d2b434
121184238eb788fece698cee7bfe72f1
427bea61fbd0e03d8b96852b4e24e116
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.Heur!
This report identifies update.exe by MD5 066f7789be6ce8453658b7e5ba284fc9. 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.