GridinSoft Threat Intelligence
winserv.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.Downloader. 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.Downloader
- Recommended action
- Scan and remove
- Last analysis
- 2026-05-27 02:00:39 (21 hours ago)
- File hash
- 3f4f5a6cb95047fea6102bd7d2226aa9
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.Downloader, 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 2022-07-14 23:21:03 (3 years ago); latest analysis 2026-05-27 02:00:39 (21 hours ago).
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
winserv.exe is a Windows file recorded in the ThreatInfo database. It is associated with System. The reported company name is tox. The current detection status is Trojan.Downloader, based on the latest analysis from 2026-05-27 02:00:39 (21 hours ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If winserv.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.Downloader.
File Details
| Product Name: | System |
| Company Name: | tox |
| MD5: | 3f4f5a6cb95047fea6102bd7d2226aa9 |
| Size: | 10 MB |
| First Published: | 2022-07-14 23:21:03 (3 years ago) |
| Latest Published: | 2026-05-27 02:00:39 (21 hours ago) |
| Status: | Trojan.Downloader (on last analysis) | |
| Analysis Date: | 2026-05-27 02:00:39 (21 hours 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% |
| %sysdrive%\$recycle.bin\s-1-5-21-3271289429-1593681259-3454610707-1001 |
ThreatInfo has observed winserv.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 winserv.exe across 36 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Russian Federation with 45.9% 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 winserv.exe is Windows 10 with 96.9% 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
winserv.exe is identified as pe for 32-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.
2e7ca63fa88daeae7fd9830b8655abbd
64ab199fce033650bbe20cf75c3e3597
46c8ceb8f393fdd5b905455c1e58401f
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.Downloader
This report identifies winserv.exe by MD5 3f4f5a6cb95047fea6102bd7d2226aa9. 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.