GridinSoft Threat Intelligence
Downloader.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2021-10-12 20:33:30 (4 years ago); latest analysis 2021-10-12 20:33:30 (4 years ago).
Company metadata: Tencent Inc.. Product metadata: QQ浏览器.
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
Downloader.dll is a Windows file recorded in the ThreatInfo database. It is associated with QQ浏览器. The reported company name is Tencent Inc.. The current detection status is Undefined, based on the latest analysis from 2021-10-12 20:33:30 (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.
File Details
| Product Name: | QQ浏览器 |
| Company Name: | Tencent Inc. |
| MD5: | a5659dc8dacec97b7681f417b17ccefe |
| Size: | 1 MB |
| First Published: | 2021-10-12 20:33:30 (4 years ago) |
| Latest Published: | 2021-10-12 20:33:30 (4 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-10-12 20:33:30 (4 years ago) |
Overview
| Signed By: | Tencent Technology(Shenzhen) Company Limited |
| Status: | Valid |
The signature on Downloader.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 |
ThreatInfo has observed Downloader.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 Downloader.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Vietnam with 100.0% 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 Downloader.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.
Analysis
Downloader.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.
338740e861d1bbb1d672e5d92f5fd0dd
c938a6ee1ea840cd1e60c70668681d91
7671ec72c0670b56607597c7c89ffaf3
60c66315a3a4c9a34000af1e86e3dc65
fcdff15c3fc5a094c8369b47ffa1e660
b6b570dac659449d837589be65e28eeb
321d309fb13961e14f128a7cafc4548e
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.