Library / Windows
werfaultsecure.exe
Windows Fault Reporting · Microsoft Corporation
WindowsSysmon-confirmedSigma refs: 2
OriginalFilename
WerFaultSecure.exe
Query snippets
logsource:
category: process_creation
product: windows
detection:
selection:
- Image|endswith: '\werfaultsecure.exe'
- OriginalFileName: 'WerFaultSecure.exe'
condition: selectionprocess_creation logsource. Sigma string matching is case-insensitive.
| tstats summariesonly=false count values(Processes.original_file_name) as original_file_name
from datamodel=Endpoint.Processes
where (Processes.original_file_name="WerFaultSecure.exe" OR Processes.process_name="werfaultsecure.exe")
by Processes.dest Processes.process_name Processes.process_path Processes.process
| rename Processes.* as *Endpoint.Processes data model. On raw Sysmon events the field is OriginalFileName.
DeviceProcessEvents
| where ProcessVersionInfoOriginalFileName in~ ("WerFaultSecure.exe")
or FileName =~ "werfaultsecure.exe"Microsoft Defender XDR advanced hunting. in~ and =~ are case-insensitive.
process where event.type == "start" and
(process.pe.original_file_name in~ ("WerFaultSecure.exe") or
process.name : "werfaultsecure.exe")ECS process.pe.original_file_name is a keyword field: in~ is case-insensitive, Kibana KQL is not.
['werfaultsecure.exe'].includes(String(OriginalFileName || '').toLowerCase())Filter expression (JavaScript) for events carrying Sysmon's OriginalFileName field.
Values across builds
| OriginalFilename | Builds | Arch | File version | Windows releases | Source | Sysmon |
|---|---|---|---|---|---|---|
| WerFaultSecure.exe | 25 | x64, x86 | 10.0.10240.20680 → 10.0.28000.3086 | Win10 1507 → Win11 26H1 (14) | Host scan, Winbindex | ✓ 2 |
All 25 parsed builds · 15 Windows release groups not verifiable
| SHA256 | Version | Arch | OriginalFilename | Windows releases | Signature | Source | Sysmon |
|---|---|---|---|---|---|---|---|
| 734802a4461f… | 10.0.28000.3086 | x64 | WerFaultSecure.exe | Win11 26H1 | Winbindex | ||
| 6aed1f4d8661… | 10.0.28000.3086 | x86 | WerFaultSecure.exe | Win11 26H1 | Signed (Overlay) | Winbindex | |
| 30f9a0b791ad… | 10.0.26100.9711 | x86 | WerFaultSecure.exe | Win11 24H2 | Signed (Overlay) | Host scan, Winbindex | ✓ |
| 10ad4b4e685e… | 10.0.26100.9711 | x64 | WerFaultSecure.exe | Win11 24H2 | Signed (Overlay) | Host scan, Winbindex | ✓ |
| dbe9f7462522… | 10.0.22621.7649 | x86 | WerFaultSecure.exe | Win11 23H2 | Signed (Overlay) | Winbindex | |
| e88ea843b605… | 10.0.17763.9376 | x64 | WerFaultSecure.exe | Win10 1809 | Signed (Overlay) | Winbindex | |
| 573d301163fc… | 10.0.17763.9376 | x86 | WerFaultSecure.exe | Win10 1809 | Signed (Overlay) | Winbindex | |
| a47217569e22… | 10.0.14393.9514 | x86 | WerFaultSecure.exe | Win10 1607 | Signed (Overlay) | Winbindex | |
| 0367d1a7f3c1… | 10.0.14393.9514 | x64 | WerFaultSecure.exe | Win10 1607 | Signed (Overlay) | Winbindex | |
| aa804dee88e9… | 10.0.10240.20680 | x86 | WerFaultSecure.exe | Win10 1507 | Signed (Overlay) | Winbindex | |
| 7a877b82d950… | 10.0.10240.20680 | x64 | WerFaultSecure.exe | Win10 1507 | Signed (Overlay) | Winbindex | |
| 31965125a9a6… | 10.0.26100.5074 | x64 | WerFaultSecure.exe | Win11 24H2, Win11 25H2 | Signed (Overlay) | Winbindex | |
| 1a93a1447ace… | 10.0.26100.5074 | x86 | WerFaultSecure.exe | Win11 24H2, Win11 25H2 | Signed (Overlay) | Winbindex | |
| f40e342dbe14… | 10.0.17134.1845 | x86 | WerFaultSecure.exe | Win10 1803 | Signed (Overlay) | Winbindex | |
| d3c1f8d9ebed… | 10.0.17134.1845 | x64 | WerFaultSecure.exe | Win10 1803 | Signed (Overlay) | Winbindex | |
| 57bea9b0ad98… | 10.0.15063.2554 | x86 | WerFaultSecure.exe | Win10 1703 | Winbindex | ||
| fef2781843b5… | 10.0.19041.572 | x86 | WerFaultSecure.exe | Win10 2004 | Signed (Overlay) | Winbindex | |
| b30037482906… | 10.0.19041.572 | x64 | WerFaultSecure.exe | Win10 2004 | Signed (Overlay) | Winbindex | |
| e1f44bff0b96… | 10.0.16299.1992 | x64 | WerFaultSecure.exe | Win10 1709 | Signed (Overlay) | Winbindex | |
| 86361b7a0328… | 10.0.16299.1992 | x86 | WerFaultSecure.exe | Win10 1709 | Winbindex | ||
| 4f3a9ff92a69… | 10.0.18362.959 | x64 | WerFaultSecure.exe | Win10 1903 | Signed (Overlay) | Winbindex | |
| 1b3eef349c39… | 10.0.18362.959 | x86 | WerFaultSecure.exe | Win10 1903 | Signed (Overlay) | Winbindex | |
| 8ac83b50d982… | 10.0.18362.418 | x86 | WerFaultSecure.exe | Win10 1903, Win10 1909 | Signed (Overlay) | Winbindex | |
| f870cc0564b5… | 10.0.10586.1045 | x86 | WerFaultSecure.exe | Win10 1511 | Signed (Overlay) | Winbindex | |
| ac263fc6fcbb… | 10.0.10586.1045 | x64 | WerFaultSecure.exe | Win10 1511 | Signed (Overlay) | Winbindex |
Winbindex builds link to the Microsoft symbol server copy that was hashed and parsed.