GridinSoft Threat Intelligence
tosasfapo64.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2018-07-13 10:13:48 (7 years ago); latest analysis 2021-01-02 12:37:47 (5 years ago).
Company metadata: Toshiba Client Solutions Co., Ltd.. Product metadata: TOSHIBA Audio Source Filtering APO.
Signed by Toshiba Client Solutions Co.,Ltd.. 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
tosasfapo64.dll is a Windows file recorded in the ThreatInfo database. It is associated with TOSHIBA Audio Source Filtering APO. The reported company name is Toshiba Client Solutions Co., Ltd.. The current detection status is Undefined, based on the latest analysis from 2021-01-02 12:37:47 (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: | TOSHIBA Audio Source Filtering APO |
| Company Name: | Toshiba Client Solutions Co., Ltd. |
| MD5: | 4d73dc9e8bd43aef3ad2a5a69908d221 |
| Size: | 816 KB |
| First Published: | 2018-07-13 10:13:48 (7 years ago) |
| Latest Published: | 2021-01-02 12:37:47 (5 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-01-02 12:37:47 (5 years ago) |
Overview
| Signed By: | Toshiba Client Solutions Co.,Ltd. |
| Status: | Valid |
The signature on tosasfapo64.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:
| %localappdata%\innovative solutions\drivermax\agent\uploads\813p8pv216gto3970i886r0t4o2g62kft83dlng0fn94200t28\media |
| %localappdata%\innovative solutions\drivermax\agent\uploads\9rp00p667t3a008eu942l18l37rpv66w9001fn5dqviid7kwlu\media |
| %localappdata%\innovative solutions\drivermax\agent\uploads\k5rjh61uiu3h802955tb420j922ra1ls8vg2b90v7sck1gvn62\media |
| %commonappdata%\reviversoft\pc reviver\s-1-5-21-2927450747-2507301955-2091121292-1001\driver updater\downloads\2c1ae552-2137-4f0f-a13e-5da64ef8b93c |
| %commonappdata%\reviversoft\pc reviver\s-1-5-21-2927450747-2507301955-2091121292-1001\driver updater\downloads\53 |
| %localappdata%\innovative solutions\drivermax\agent\restore\u67ew66793h30uoq7y54tjhavi9wn929qx2w7284y822m2cbnq\media |
ThreatInfo has observed tosasfapo64.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 tosasfapo64.dll across 4 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Saudi Arabia with 42.9% 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 tosasfapo64.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
tosasfapo64.dll is identified as pe for 64-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.
7ec70cdc9e18676cf83db1e6697fafe1
00000000000000000000000000000000
c8a8fbf95f52c202f2a46494384d2aef
ec5c7949da8d14f05461b8815410864d
7ebb0c8f93834932e2a108653c1ffc55
0995c96111f6ea42cdf228da0ae912b8
b8eb40ed1f7d03b751c3131622885ed0
fb4577f03e7f8958b2eed38760942a14
fc9d2f0d0af01703a60e5b0bcd89924a
d9ab47ad5c45dbc5c0ef172f8f7680ec
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.