GridinSoft Threat Intelligence

WzPreviewer64.exe file report

Under review File reputation report
MD5 66d18426f1ee94ffd19ace9714ab1f86
Latest seen 2021-01-13 18:54:10 (5 years ago)
First seen 2021-01-13 18:54:10 (5 years ago)
Size 4 MB
Publisher WinZip Computing
Signed by Corel Corporation

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-01-13 18:54:10 (5 years ago); latest analysis 2021-01-13 18:54:10 (5 years ago).

Publisher context

Company metadata: WinZip Computing. Product metadata: WinZip Previewer.

Digital signature

Signed by Corel Corporation. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

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

  1. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

WzPreviewer64.exe is a Windows file recorded in the ThreatInfo database. It is associated with WinZip Previewer. The reported company name is WinZip Computing. The current detection status is Undefined, based on the latest analysis from 2021-01-13 18:54:10 (5 years ago).

ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.

Product Name: WinZip Previewer
Company Name: WinZip Computing
MD5: 66d18426f1ee94ffd19ace9714ab1f86
Size: 4 MB
First Published: 2021-01-13 18:54:10 (5 years ago)
Latest Published: 2021-01-13 18:54:10 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-13 18:54:10 (5 years ago)
Signed By: Corel Corporation
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.

%programfiles%\windowsapps

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.

Windows 10 100.0%

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.

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.

Format pe
Architecture 64-bit
Subsystem Windows GUI
Entry point 0x00223420
Image base 0x0000000140000000

PE Sections:

Sections 7
Raw data 5147648

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 2672128 bytes · 51.9% of section data
MD5 9321459faa79f64da67ff52d1c98e6c3
.rdata 683520 bytes · 13.3% of section data
MD5 24a68f7fd85af0da2946b6e0a980e0e3
.data 148480 bytes · 2.9% of section data
MD5 e3d16b6a398395f73e5ba066c93cd2f1
.pdata 113664 bytes · 2.2% of section data
MD5 3b0cb9db83d2bb2105f01f0c576952ce
_RDATA 512 bytes · 0.0% of section data
Uncommon name
MD5 bf9609c4835786733a1706864e52d2cb
.rsrc 1505792 bytes · 29.3% of section data
MD5 edd1b4d8343deb93b9a813c30e5bb7ee
.reloc 23552 bytes · 0.5% of section data
MD5 906e3ff4e68ce5d32811c5cfc1db47e4

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

This file is still under review

ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 66d18426f1ee94ffd19ace9714ab1f86.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.