GridinSoft Threat Intelligence
Downloader.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2020-03-27 03:38:18 (6 years ago); latest analysis 2022-05-09 23:08:40 (4 years ago).
Company metadata: Systweak Inc., (www.systweak.com). Product metadata: Systweak Advanced System Optimizer.
Signed by Systweak Inc. 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 Systweak Advanced System Optimizer. The reported company name is Systweak Inc., (www.systweak.com). The current detection status is Undefined, based on the latest analysis from 2022-05-09 23:08:40 (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: | Systweak Advanced System Optimizer |
| Company Name: | Systweak Inc., (www.systweak.com) |
| MD5: | 978bf6973f89b6a40e9a91c72fe83aa4 |
| Size: | 70 KB |
| First Published: | 2020-03-27 03:38:18 (6 years ago) |
| Latest Published: | 2022-05-09 23:08:40 (4 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2022-05-09 23:08:40 (4 years ago) |
Overview
| Signed By: | Systweak Inc |
| 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% |
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 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 Vietnam with 33.3% 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.
a03637184dcab8e85bd5277e1df3c45e
4c0ec45cae007ef7d710f96bb06f93c7
d21f4498f7f486a9acc18daac4ff867f
bdd3214bff3592519ef81bc6c9397948
7d88334eb38302711397ea5a14ee03a7
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.