dlcore.dll file report

MD5 1f0fd28fc30de3946e70293a3f817086
Latest seen 2021-06-18 20:25:20 (4 years ago)
First seen 2021-03-04 04:14:22 (5 years ago)
Size 1 MB
Publisher Tencent

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-03-04 04:14:22 (5 years ago); latest analysis 2021-06-18 20:25:20 (4 years ago).

Publisher context

Company metadata: Tencent. Product metadata: Tencentdl Module.

Digital signature

Signed by Tencent Technology(Shenzhen) Company Limited. The signature is not reported as trusted and valid, which can indicate tampering, repackaging, or copied publisher data.

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.

dlcore.dll is a Windows file recorded in the ThreatInfo database. It is associated with Tencentdl Module. The reported company name is Tencent. The current detection status is Undefined, based on the latest analysis from 2021-06-18 20:25:20 (4 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: Tencentdl Module
Company Name: Tencent
MD5: 1f0fd28fc30de3946e70293a3f817086
Size: 1 MB
First Published: 2021-03-04 04:14:22 (5 years ago)
Latest Published: 2021-06-18 20:25:20 (4 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-06-18 20:25:20 (4 years ago)
Signed By: Tencent Technology(Shenzhen) Company Limited
Status: Invalid (digital signature could be stolen or file could be patched)

The signature on dlcore.dll is not reported as trusted and valid. Invalid or suspicious signature data can indicate tampering, repackaging, or an unrelated file using copied publisher information.

%commondir%\tencent\qqdownload
%commondir%\tencent\qqdownload
%commondir%\tencent\qqdownload

ThreatInfo has observed dlcore.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 7 100.0%

The most common operating system signal for dlcore.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.

dlcore.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: 0x00145f54

PE Sections:

Name Size of data MD5
.text 1560576 c3d0f2c1005c4eced5691ba72fea73ab
.rdata 176128 da230c910f2f92e4cb3b3f8f28607d6b
.data 12288 8d36960fd1818e124fede398a9c5dc77
.rsrc 16384 92c9728c0d21c34b39e35aa8eac7f2d7
.reloc 77824 d3b2fca0de745380e3b8c1058b20d80c

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: