Library / Windows
user.exe
User · Microsoft Corporation
WindowsSysmon-confirmedSigma refs: 1
OriginalFilename
User.exe
Query snippets
logsource:
category: process_creation
product: windows
detection:
selection:
- Image|endswith: '\user.exe'
- OriginalFileName: 'User.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="User.exe" OR Processes.process_name="user.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~ ("User.exe")
or FileName =~ "user.exe"Microsoft Defender XDR advanced hunting. in~ and =~ are case-insensitive.
process where event.type == "start" and
(process.pe.original_file_name in~ ("User.exe") or
process.name : "user.exe")ECS process.pe.original_file_name is a keyword field: in~ is case-insensitive, Kibana KQL is not.
['user.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 |
|---|---|---|---|---|---|---|
| User.exe | 4 | x86 | 10.0.10240.16384 → 10.0.26100.4202 | Win10 1507 → Win11 25H2 (5) | Host scan, Winbindex | ✓ 1 |
All 4 parsed builds · 14 Windows release groups not verifiable
| SHA256 | Version | Arch | OriginalFilename | Windows releases | Signature | Source | Sysmon |
|---|---|---|---|---|---|---|---|
| 2962c9278abe… | 10.0.26100.4202 | x86 | User.exe | Win11 24H2, Win11 25H2 | Signed (Catalog file) | Host scan, Winbindex | ✓ |
| d8d689581e24… | 10.0.14393.0 | x86 | User.exe | Win10 1607 | Unsigned | Winbindex | |
| d8f3fbbc49ed… | 10.0.10586.0 | x86 | User.exe | Win10 1511 | Unsigned | Winbindex | |
| a2c0ac54f715… | 10.0.10240.16384 | x86 | User.exe | Win10 1507 | Unsigned | Winbindex |
Winbindex builds link to the Microsoft symbol server copy that was hashed and parsed.