GridinSoft Threat Intelligence
TcHevcDec.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2019-04-26 01:19:55 (7 years ago); latest analysis 2021-01-04 03:48:24 (5 years ago).
Company metadata: Tencent. Product metadata: Spear Engine.
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
TcHevcDec.dll is a Windows file recorded in the ThreatInfo database. It is associated with Spear Engine. The reported company name is Tencent. The current detection status is Undefined, based on the latest analysis from 2021-01-04 03:48:24 (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: | Spear Engine |
| Company Name: | Tencent |
| MD5: | 8c4a01295fbafb1668f49516fad6c332 |
| Size: | 319 KB |
| First Published: | 2019-04-26 01:19:55 (7 years ago) |
| Latest Published: | 2021-01-04 03:48:24 (5 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-01-04 03:48:24 (5 years ago) |
Overview
| Signed By: | Tencent Technology(Shenzhen) Company Limited |
| Status: | Valid |
The signature on TcHevcDec.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 |
ThreatInfo has observed TcHevcDec.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 TcHevcDec.dll across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Taiwan with 60.0% 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 TcHevcDec.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
TcHevcDec.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.
8f1af78af8a4addc4102633bf008c51b
479846b7b9848f2b54a2c8344765a48d
89f850eb62d97dee7fa0d7d89f88b4b7
6a4d637b77c12ac6dff0b1df170b0daf
ba7cc721e125bb69a639dc0bed5356fa
b0d4214b7eb1c5ff8b811532083b4e7e
a871fa8e25471f2288000c224c6299cb
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.