Library / LOLBin
stordiag.exe
· Microsoft Corporation
OriginalFilename
stordiag.exe
Query snippets
logsource:
category: process_creation
product: windows
detection:
selection:
- Image|endswith: '\stordiag.exe'
- OriginalFileName: 'stordiag.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="stordiag.exe" OR Processes.process_name="stordiag.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~ ("stordiag.exe")
or FileName =~ "stordiag.exe"Microsoft Defender XDR advanced hunting. in~ and =~ are case-insensitive.
process where event.type == "start" and
(process.pe.original_file_name in~ ("stordiag.exe") or
process.name : "stordiag.exe")ECS process.pe.original_file_name is a keyword field: in~ is case-insensitive, Kibana KQL is not.
['stordiag.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 |
|---|---|---|---|---|---|---|
| stordiag.exe | 5 | x64, x86 | 10.0.14393.4046 → 10.0.26100.9711 | Win10 1607 → Win10 1709 (3) | Host scan, Winbindex | ✓ 2 |
All 5 parsed builds · 20 Windows release groups not verifiable
| SHA256 | Version | Arch | OriginalFilename | Windows releases | Signature | Source | Sysmon |
|---|---|---|---|---|---|---|---|
| 6e9632dacee2… | 10.0.14393.4046 | x86 | stordiag.exe | Win10 1607 | Unsigned | Winbindex | |
| 006209dfba6f… | 10.0.16299.15 | x86 | stordiag.exe | Win10 1709 | Unsigned | Winbindex | |
| 4348fcc1974a… | 10.0.15063.0 | x86 | stordiag.exe | Win10 1703 | Unsigned | Winbindex | |
| a29bb2c2108a… | 10.0.26100.9711 | x86 | stordiag.exe | Host scan | ✓ | ||
| 44e3ad789f92… | 10.0.26100.9711 | x64 | stordiag.exe | Host scan | ✓ |
Winbindex builds link to the Microsoft symbol server copy that was hashed and parsed.