7z.dll file report

MD5 d1270adf50a2134620404f477d9f29fd
Latest seen 2022-07-29 23:06:42 (3 years ago)
First seen 2020-10-29 00:17:31 (5 years ago)
Size 837 KB
Publisher Igor Pavlov
Product 7-Zip

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2020-10-29 00:17:31 (5 years ago); latest analysis 2022-07-29 23:06:42 (3 years ago).

Publisher context

Company metadata: Igor Pavlov. Product metadata: 7-Zip.

Digital signature

Signed by Taiwan Shui Mu Chih Ching Technology Limited. 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.

7z.dll is a Windows file recorded in the ThreatInfo database. It is associated with 7-Zip. The reported company name is Igor Pavlov. The current detection status is Undefined, based on the latest analysis from 2022-07-29 23:06:42 (3 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: 7-Zip
Company Name: Igor Pavlov
MD5: d1270adf50a2134620404f477d9f29fd
Size: 837 KB
First Published: 2020-10-29 00:17:31 (5 years ago)
Latest Published: 2022-07-29 23:06:42 (3 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2022-07-29 23:06:42 (3 years ago)

The signature on 7z.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.

%temp%\winzipper
%programfiles%

ThreatInfo has observed 7z.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.

50.0%
50.0%

The strongest geographic signal for this file is Mexico with 50.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 7 100.0%

The most common operating system signal for 7z.dll is Windows 7 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.

7z.dll is identified as pe for 32 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.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 32
Image Base: 0x10000000
Entry Address: 0x0009263e

PE Sections:

Name Size of data MD5
.text 633856 014488427cd091a9de42e79c1b5d7eb6
.rdata 77824 ec3f9ff7c25d31ce6167653b4aa1c238
.data 11264 eaf39bcafb3d826cdba9589e318bc02a
.rsrc 97280 47a823a477312e9308fbc6abbc4357fd
.reloc 30720 1f092f79fa56e79ba1ed6c3d7793a56d

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.

More information: