GridinSoft Threat Intelligence
WdfCoInstaller01009.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2018-07-09 11:18:34 (7 years ago); latest analysis 2022-10-08 23:13:53 (3 years ago).
Company metadata: Microsoft Corporation. Product metadata: Microsoft® Windows® Operating System.
Signed by ELAN Microelectronics Corporation. ThreatInfo marks this publisher as trusted for this record.
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
WdfCoInstaller01009.dll is a Windows file recorded in the ThreatInfo database. It is associated with Microsoft® Windows® Operating System. The reported company name is Microsoft Corporation. The current detection status is Undefined, based on the latest analysis from 2022-10-08 23:13:53 (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: | Microsoft® Windows® Operating System |
| Company Name: | Microsoft Corporation |
| MD5: | 5fd432b04ad759bafc5350096b7e0189 |
| Size: | 1 MB |
| First Published: | 2018-07-09 11:18:34 (7 years ago) |
| Latest Published: | 2022-10-08 23:13:53 (3 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2022-10-08 23:13:53 (3 years ago) |
Overview
| Signed By: | ELAN Microelectronics Corporation |
| Status: | Trusted Publisher |
ThreatInfo marks this publisher as trusted for this record, but the file hash and source should still match the expected software distribution.
Common Places:
| %commonappdata%\reviversoft\pc reviver\s-1-5-21-3082095044-2718624832-3458472579-1001\driver updater\downloads\52 |
| %commonappdata%\reviversoft\driver reviver\downloads\88 |
ThreatInfo has observed WdfCoInstaller01009.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 WdfCoInstaller01009.dll across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is France with 50.0% 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 WdfCoInstaller01009.dll is Windows 8.1 with 50.0% 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
WdfCoInstaller01009.dll is identified as pe for 64-bit systems. The subsystem is Windows CUI. 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.
f0a019b68606971888ae475c950c0de9
c3e535d9cabfd994ab3b311578a19d26
67b09b70d83d398379cc05d229087114
40cb7e099cbc8c79f90545343f9d1b54
6b3ab2211d8e36e9addbbcbed4395638
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.