GridinSoft Threat Intelligence
twsupd.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-05-21 06:06:11 (9 years ago); latest analysis 2022-08-21 23:30:52 (3 years ago).
Company metadata: Filseclab Corporation. Product metadata: Twister Security.
Signed by Filseclab Corporation. 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
twsupd.dll is a Windows file recorded in the ThreatInfo database. It is associated with Twister Security. The reported company name is Filseclab Corporation. The current detection status is Undefined, based on the latest analysis from 2022-08-21 23:30:52 (3 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: | Twister Security |
| Company Name: | Filseclab Corporation |
| MD5: | 104576511a25304a2da56cc4fc4a5f3c |
| Size: | 33 KB |
| First Published: | 2017-05-21 06:06:11 (9 years ago) |
| Latest Published: | 2022-08-21 23:30:52 (3 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2022-08-21 23:30:52 (3 years ago) |
Overview
| Signed By: | Filseclab Corporation |
| Status: | Valid |
The signature on twsupd.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%\elex-tech\yac\tws |
| %programfiles%\isafe\tws |
| %sysdrive%\archivos de programa\elex-tech\yac\tws |
| %programfiles%\elex-tech\yac |
| %sysdrive%\archivos de programa\elex-tech\yac |
| %sysdrive%\archivos de programa\isafe |
| %programfiles%\isafe |
ThreatInfo has observed twsupd.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 twsupd.dll across 35 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 23.0% 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 twsupd.dll is Windows 7 with 62.7% 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
twsupd.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.
cc195a0379b0155be91157aaff169662
538bfef05565093a854d33e16c8e9aee
0b2e306b5063f0e9cbf2138d0369c07f
25dc2ab91cfa510664e63f282f37f137
da97cf687c3bfcde66f9a44b576ceaba
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.