GridinSoft Threat Intelligence

Ionic.Zip.Reduced.dll file report

Under review File reputation report
MD5 7c359500407dd393a276010ab778d5af
Latest seen 2025-12-10 23:01:42 (5 months ago)
First seen 2018-05-09 11:04:59 (8 years ago)
Size 247 KB
Publisher Dino Chiesa

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2018-05-09 11:04:59 (8 years ago); latest analysis 2025-12-10 23:01:42 (5 months ago).

Publisher context

Company metadata: Dino Chiesa. Product metadata: DotNetZip Library.

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.

Ionic.Zip.Reduced.dll is a Windows file recorded in the ThreatInfo database. It is associated with DotNetZip Library. The reported company name is Dino Chiesa. The current detection status is Undefined, based on the latest analysis from 2025-12-10 23:01:42 (5 months 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: DotNetZip Library
Company Name: Dino Chiesa
MD5: 7c359500407dd393a276010ab778d5af
Size: 247 KB
First Published: 2018-05-09 11:04:59 (8 years ago)
Latest Published: 2025-12-10 23:01:42 (5 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-12-10 23:01:42 (5 months ago)
%programfiles%
%appdata%\sphere\modulecache\ionic.zip.reduced
%system%\config\systemprofile\appdata\roaming\funspeed\program files (x86)\avira
%programfiles%\nicehash

ThreatInfo has observed Ionic.Zip.Reduced.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.

Windows 10 70.6%
Windows 7 29.4%

The most common operating system signal for Ionic.Zip.Reduced.dll is Windows 10 with 70.6% 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.

Ionic.Zip.Reduced.dll is identified as pe for 32-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.

Format pe
Architecture 32-bit
Subsystem Windows CUI
Entry point 0x0003f2be
Image base 0x00400000

.NET Info:

MVID: 510a9a0a-2eb8-4c1c-aa23-d4acd845fea7
Typelib ID: 918818b1-7141-49b3-bbdf-858588ad19bc

PE Sections:

Sections 3
Raw data 252928

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

.text 250880 bytes · 99.2% of section data
MD5 30c35ecebc070f964fc6ffd3cfe8c08e
.rsrc 1536 bytes · 0.6% of section data
MD5 da767292d4f404fea2f4f957bba2e765
.reloc 512 bytes · 0.2% of section data
MD5 feba39c2f06a77307288aa392de4fe51

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 7c359500407dd393a276010ab778d5af.
  • 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.