GridinSoft Threat Intelligence
WYDownloadSDKActivex.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2020-12-04 11:28:25 (5 years ago); latest analysis 2021-01-01 17:01:50 (5 years ago).
Company metadata: TODO: <公司名>. Product metadata: 腾讯QQ.
Signed by Tencent Technology(Shenzhen) Company Limited. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
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 2021-01-01 17:01:50 (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.
File Details
| Product Name: | 腾讯QQ |
| Company Name: | TODO: <公司名> |
| MD5: | dd3cc8e791c3bc85383710690b515aa6 |
| Size: | 2 MB |
| First Published: | 2020-12-04 11:28:25 (5 years ago) |
| Latest Published: | 2021-01-01 17:01:50 (5 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-01-01 17:01:50 (5 years ago) |
Overview
| Signed By: | Tencent Technology(Shenzhen) Company Limited |
| Status: | Valid |
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.
Common Places:
| %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.
Geographic signal
Observed country distribution
ThreatInfo has seen WYDownloadSDKActivex.dll across 3 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is China with 40.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for WYDownloadSDKActivex.dll is Windows 10 with 80.0% 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.
Analysis
WYDownloadSDKActivex.dll is identified as pe for 32-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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
a270167f793efd450d3ed578780f9cbc
73bae3502201d97b56ab6ef045bc60a6
2247da45bde30a45f0e2c16f009057de
07964441a76af97382cf3b8abbc639af
b541937f2573c1bc2e69b2eb93b0d70e
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.
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.