WYDownloadSDKActivex.dll file report

MD5 dc3e6ab405d1b713abc40317860453c0
Latest seen 2021-02-05 04:39:40 (5 years ago)
First seen 2021-02-02 04:17:17 (5 years ago)
Size 2 MB
Publisher TODO: <公司名>
Product 腾讯QQ

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-02-02 04:17:17 (5 years ago); latest analysis 2021-02-05 04:39:40 (5 years ago).

Publisher context

Company metadata: TODO: <公司名>. Product metadata: 腾讯QQ.

Digital signature

Signed by Tencent Technology(Shenzhen) Company 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.

WYDownloadSDKActivex.dll is a Windows file recorded in the ThreatInfo database. It is associated with 腾讯QQ. The reported company name is TODO: <公司名>. The current detection status is Undefined, based on the latest analysis from 2021-02-05 04:39:40 (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: 腾讯QQ
Company Name: TODO: <公司名>
MD5: dc3e6ab405d1b713abc40317860453c0
Size: 2 MB
First Published: 2021-02-02 04:17:17 (5 years ago)
Latest Published: 2021-02-05 04:39:40 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-02-05 04:39:40 (5 years ago)

The signature on WYDownloadSDKActivex.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.

%programfiles%\tencent\qq\plugin\com.tencent.netdisk\bin\qqdisk
%programfiles%\tencent\qq\plugin\com.tencent.netdisk\bin\qqdisk

ThreatInfo has observed WYDownloadSDKActivex.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.

100.0%

The strongest geographic signal for this file is Hong Kong with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 100.0%

The most common operating system signal for WYDownloadSDKActivex.dll 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.

WYDownloadSDKActivex.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: 0x5ea80000
Entry Address: 0x00189b1d

PE Sections:

Name Size of data MD5
.text 1755648 4b01f7c087ffd39cbb9c2d256d6dacc4
.rdata 492544 dbf3aacd50d4933bfb08c2f76af20a02
.data 60416 4f1e6c1155aa24b630eb27c118162a6a
.gfids 4096 07964441a76af97382cf3b8abbc639af
.rsrc 10752 b541937f2573c1bc2e69b2eb93b0d70e
.reloc 93696 f93f4a80ec6c421727c9cee7c05c9bba

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: