GridinSoft Threat Intelligence
WzPreviewer64.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.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
- 2026-04-17 23:00:19 (a month ago)
- File hash
- 4afce991683ba26c1b9dc476a78bde52
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 2024-03-25 23:01:56 (2 years ago); latest analysis 2026-04-17 23:00:19 (a month ago).
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
WzPreviewer64.exe is a Windows file recorded in the ThreatInfo database. The current detection status is Trojan.Packed, based on the latest analysis from 2026-04-17 23:00:19 (a month ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If WzPreviewer64.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.Packed.
File Details
| MD5: | 4afce991683ba26c1b9dc476a78bde52 |
| Size: | 3 MB |
| First Published: | 2024-03-25 23:01:56 (2 years ago) |
| Latest Published: | 2026-04-17 23:00:19 (a month ago) |
| Status: | Trojan.Packed (on last analysis) | |
| Analysis Date: | 2026-04-17 23:00:19 (a month 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 WzPreviewer64.exe 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 WzPreviewer64.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 WzPreviewer64.exe across 4 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Türkiye with 25.0% 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 WzPreviewer64.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
WzPreviewer64.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.
0896a9bd13bfdbe19476c3a1d2a49d94
3cdab5b1b6f98d9297d96c570dc5088a
7076cc88e378f73ce2dc146ef9ea41dd
6bdbb4f841dfa562281c9864c9219116
bf619eac0cdf3f68d496ea9344137e8b
19c08b14e99a84acb81de5098f3235c6
3c4669b068d96ed5afd5d5c4685b3160
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 WzPreviewer64.exe by MD5 4afce991683ba26c1b9dc476a78bde52. 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.