GridinSoft Threat Intelligence

HookDll64.dll file report

Under review File reputation report
MD5 4cc83b5b4070e7e446e4bf5d8140fa2b
Latest seen 2024-01-15 23:45:58 (2 years ago)
First seen 2017-05-28 02:05:41 (9 years ago)
Size 55 KB
Publisher WinZip Computing, S.L. (WinZip Computing)
Product WinZip System Utilities Suite
Signed by WinZip Computing LLC

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-28 02:05:41 (9 years ago); latest analysis 2024-01-15 23:45:58 (2 years ago).

Publisher context

Company metadata: WinZip Computing, S.L. (WinZip Computing). Product metadata: WinZip System Utilities Suite.

Digital signature

Signed by WinZip Computing LLC. 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.

File context

HookDll64.dll is a Windows file recorded in the ThreatInfo database. It is associated with WinZip System Utilities Suite. The reported company name is WinZip Computing, S.L. (WinZip Computing). The current detection status is Undefined, based on the latest analysis from 2024-01-15 23:45:58 (2 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.

File Details

Product Name: WinZip System Utilities Suite
Company Name: WinZip Computing, S.L. (WinZip Computing)
MD5: 4cc83b5b4070e7e446e4bf5d8140fa2b
Size: 55 KB
First Published: 2017-05-28 02:05:41 (9 years ago)
Latest Published: 2024-01-15 23:45:58 (2 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2024-01-15 23:45:58 (2 years ago)

Overview

Signed By: WinZip Computing LLC
Status: Valid

The signature on HookDll64.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%\winzip system utilities suite
%programfiles%

ThreatInfo has observed HookDll64.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 HookDll64.dll across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 25.0%
Low High activity

The strongest geographic signal for this file is United States 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:

Windows 10 55.6%
Windows 7 33.3%
Windows 8.1 11.1%

The most common operating system signal for HookDll64.dll is Windows 10 with 55.6% 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

HookDll64.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.

Format pe
Architecture 64-bit
Subsystem Windows GUI
Entry point 0x000027bc
Image base 0x0000000180000000

PE Sections:

Sections 7
Raw data 50176

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

.text 29696 bytes · 59.2% of section data
MD5 3cc2ec40af27ded446be11891af7af0f
.rdata 10240 bytes · 20.4% of section data
MD5 d18ff48440932eb8e60db502a0e2194f
.data 4608 bytes · 9.2% of section data
MD5 9b254a73fd8c3047b190ea77bd215fd5
.pdata 2048 bytes · 4.1% of section data
MD5 ca2f8ba6daaa82f8ac5d67ec7d3d1b9f
Shared 512 bytes · 1.0% of section data
Uncommon name
MD5 bf619eac0cdf3f68d496ea9344137e8b
.rsrc 2048 bytes · 4.1% of section data
MD5 03c5d3c20588df5fef52837516788b1d
.reloc 1024 bytes · 2.0% of section data
MD5 a0258b5aa145766267f6af24d67ce6b1

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 4cc83b5b4070e7e446e4bf5d8140fa2b.
  • 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.