GridinSoft Threat Intelligence
WZCKTREE64.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.Packed. 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.Packed
- Recommended action
- Scan and remove
- Last analysis
- 2026-05-16 23:00:55 (2 weeks ago)
- File hash
- a5ea1e4c3269d7424eb79fe4d8e97747
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.Packed, 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 23:00:55 (2 weeks ago); latest analysis 2026-05-16 23:00:55 (2 weeks ago).
Company metadata: WinZip Computing, S.L.. Product metadata: WinZip.
Signed by WinZip Computing. 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 Trojan category for related samples and common context.
File context
WZCKTREE64.DLL is a Windows file recorded in the ThreatInfo database. It is associated with WinZip. The reported company name is WinZip Computing, S.L.. The current detection status is Trojan.Packed, based on the latest analysis from 2026-05-16 23:00:55 (2 weeks ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If WZCKTREE64.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.Packed.
File Details
| Product Name: | WinZip |
| Company Name: | WinZip Computing, S.L. |
| MD5: | a5ea1e4c3269d7424eb79fe4d8e97747 |
| Size: | 554 KB |
| First Published: | 2026-05-16 23:00:55 (2 weeks ago) |
| Latest Published: | 2026-05-16 23:00:55 (2 weeks ago) |
| Status: | Trojan.Packed (on last analysis) | |
| Analysis Date: | 2026-05-16 23:00:55 (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.
Overview
| Signed By: | WinZip Computing |
| Status: | Valid |
The signature on WZCKTREE64.DLL 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:
| %programfiles% |
ThreatInfo has observed WZCKTREE64.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 WZCKTREE64.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 United States 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 WZCKTREE64.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
WZCKTREE64.DLL 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.
cd954870581a61530f5b2a8e15b2cb6b
8d86f1bf1a6dc043e86f8afde47ca13c
b115baa6d2064677ecc0b2a7c8dc528a
5e8c6f5a358793ad51ef3d312e345e69
bf619eac0cdf3f68d496ea9344137e8b
7c8a77f7b112c4c5997e6245427705ed
d6f0c28497b3dc7e2a2af5963e6742ff
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.Packed
This report identifies WZCKTREE64.DLL by MD5 a5ea1e4c3269d7424eb79fe4d8e97747. 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.