GridinSoft Threat Intelligence
winact.dll threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Trojan.Wacatac. 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.Wacatac
- Recommended action
- Scan and remove
- Last analysis
- 2026-05-16 08:00:42 (2 weeks ago)
- File hash
- 0fa2b81083cd56cb65a5594274a09cb2
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.Wacatac, 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 2026-05-16 08:00:42 (2 weeks ago); latest analysis 2026-05-16 08:00:42 (2 weeks 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
winact.dll is a Windows file recorded in the ThreatInfo database. The current detection status is Trojan.Wacatac, based on the latest analysis from 2026-05-16 08:00:42 (2 weeks ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If winact.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.Wacatac.
File Details
| MD5: | 0fa2b81083cd56cb65a5594274a09cb2 |
| Size: | 5 MB |
| First Published: | 2026-05-16 08:00:42 (2 weeks ago) |
| Latest Published: | 2026-05-16 08:00:42 (2 weeks ago) |
| Status: | Trojan.Wacatac (on last analysis) | |
| Analysis Date: | 2026-05-16 08:00:42 (2 weeks 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:
| %windir% |
ThreatInfo has observed winact.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.
Geographic signal
Observed country distribution
ThreatInfo has seen winact.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Peru with 100.0% 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 winact.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.
Analysis
winact.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
6401f3fb4bc720d593125dc08e1ef339
5ce737529369a9f4b413b78cbbbce213
a0355f8ca9eb5181874d64034c4aa7cd
e7ac05dd5f643b9319b4b826d6daf93b
61f902229830eec4da311013719ef3f8
d41d8cd98f00b204e9800998ecf8427e
7ef527fa2f81311304bd9bf55966729f
f246e10b43e1bbb41037093aaade8271
b3dd1e29c447b01c1f47c8fd30ac61a8
bf619eac0cdf3f68d496ea9344137e8b
2b4b8de9aea00a84c270749668e4c16f
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.Wacatac
This report identifies winact.dll by MD5 0fa2b81083cd56cb65a5594274a09cb2. 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.