GridinSoft Threat Intelligence
ewdcsc.sys file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-08-15 16:13:21 (8 years ago); latest analysis 2021-10-17 20:19:11 (4 years ago).
Company metadata: Huawei Tech. Co., Ltd.. Product metadata: HUAWEI USB Smart Card Driver.
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
ewdcsc.sys is a Windows file recorded in the ThreatInfo database. It is associated with HUAWEI USB Smart Card Driver. The reported company name is Huawei Tech. Co., Ltd.. The current detection status is Undefined, based on the latest analysis from 2021-10-17 20:19:11 (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: | HUAWEI USB Smart Card Driver |
| Company Name: | Huawei Tech. Co., Ltd. |
| MD5: | 4183be439981bbc77ef2c1d66629f124 |
| Size: | 23 KB |
| First Published: | 2017-08-15 16:13:21 (8 years ago) |
| Latest Published: | 2021-10-17 20:19:11 (4 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-10-17 20:19:11 (4 years ago) |
Common Places:
| %programfiles%\claro\driver\winxp |
| %programfiles%\claro\driver |
| %programfiles%\claro\driver\driver.00 |
| %programfiles%\oi\oi3g\drivers |
| %programfiles%\oi\velox3g\drivers |
ThreatInfo has observed ewdcsc.sys 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 ewdcsc.sys 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 Brazil 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 ewdcsc.sys is Windows 10 with 60.0% 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
ewdcsc.sys is identified as pe for 32-bit systems. The subsystem is Native. 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.
8301b1da563e64e827dd3c1058deabc6
39f1b7751fb527d0522ebd7d2aa7d4eb
14e9dc4bdbfb83ba861a9c9990f8152e
d2378a93adf6008cb822c63cb2e95c0e
271782e2ec6749c6a1f65802c2ade6cd
124af04cf8308cdcea8bbb702a86a5b4
afb10eb1af8e052d1287c2abc3850571
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.