Library / Windows
wsmprovhost.exe
Host process for WinRM plug-ins · Microsoft Corporation
WindowsSysmon-confirmedSigma refs: 6
OriginalFilename
wsmprovhost.exe
Query snippets
logsource:
category: process_creation
product: windows
detection:
selection:
- Image|endswith: '\wsmprovhost.exe'
- OriginalFileName: 'wsmprovhost.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="wsmprovhost.exe" OR Processes.process_name="wsmprovhost.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~ ("wsmprovhost.exe")
or FileName =~ "wsmprovhost.exe"Microsoft Defender XDR advanced hunting. in~ and =~ are case-insensitive.
process where event.type == "start" and
(process.pe.original_file_name in~ ("wsmprovhost.exe") or
process.name : "wsmprovhost.exe")ECS process.pe.original_file_name is a keyword field: in~ is case-insensitive, Kibana KQL is not.
['wsmprovhost.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 |
|---|---|---|---|---|---|---|
| wsmprovhost.exe | 21 | x64, x86 | 10.0.10240.20708 → 10.0.28000.2952 | Win10 1507 → Win11 26H1 (13) | Host scan, Winbindex | ✓ 2 |
All 21 parsed builds · 17 Windows release groups not verifiable
| SHA256 | Version | Arch | OriginalFilename | Windows releases | Signature | Source | Sysmon |
|---|---|---|---|---|---|---|---|
| f01568cf5b41… | 10.0.28000.2952 | x64 | wsmprovhost.exe | Win11 26H1 | Unsigned | Winbindex | |
| e45de9d1e157… | 10.0.28000.2952 | x86 | wsmprovhost.exe | Win11 26H1 | Unsigned | Winbindex | |
| f16a7d849238… | 10.0.26100.9444 | x86 | wsmprovhost.exe | Win11 24H2 | Unsigned | Host scan, Winbindex | ✓ |
| 5767426ba5c3… | 10.0.26100.9444 | x64 | wsmprovhost.exe | Win11 24H2 | Unsigned | Host scan, Winbindex | ✓ |
| a781c5b6ac92… | 10.0.14393.9507 | x64 | wsmprovhost.exe | Win10 1607 | Unsigned | Winbindex | |
| 76329fb4d4ea… | 10.0.14393.9507 | x86 | wsmprovhost.exe | Win10 1607 | Unsigned | Winbindex | |
| 63f26875a9cf… | 10.0.26100.1882 | x64 | wsmprovhost.exe | Win11 24H2, Win11 25H2 | Unsigned | Winbindex | |
| 59d5f0938854… | 10.0.26100.1882 | x86 | wsmprovhost.exe | Win11 24H2, Win11 25H2 | Unsigned | Winbindex | |
| a36771eb9830… | 10.0.10240.20708 | x86 | wsmprovhost.exe | Win10 1507 | Unsigned | Winbindex | |
| 7839d30eb3d2… | 10.0.10240.20708 | x64 | wsmprovhost.exe | Win10 1507 | Unsigned | Winbindex | |
| 5fccff57d379… | 10.0.17763.1 | x64 | wsmprovhost.exe | Win10 1809 | Unsigned | Winbindex | |
| 36a36855bed0… | 10.0.17763.1 | x86 | wsmprovhost.exe | Win10 1809 | Unsigned | Winbindex | |
| b7455131a30d… | 10.0.19041.906 | x64 | wsmprovhost.exe | Win10 2004, Win10 21H1 | Signed (Catalog file) | Winbindex | |
| 0154cda1a331… | 10.0.18362.1474 | x86 | wsmprovhost.exe | Win10 1909 | Unsigned | Winbindex | |
| e04196fa68e3… | 10.0.17134.1967 | x86 | wsmprovhost.exe | Win10 1803 | Unsigned | Winbindex | |
| a94f121a0c57… | 10.0.18362.997 | x64 | wsmprovhost.exe | Win10 1903, Win10 1909 | Unsigned | Winbindex | |
| 6b5613a4e860… | 10.0.18362.997 | x86 | wsmprovhost.exe | Win10 1903, Win10 1909 | Unsigned | Winbindex | |
| ed770ca43624… | 10.0.10586.589 | x64 | wsmprovhost.exe | Win10 1511 | Unsigned | Winbindex | |
| 0cfe3f86e603… | 10.0.10586.589 | x86 | wsmprovhost.exe | Win10 1511 | Unsigned | Winbindex | |
| b1ff44f98fd4… | 10.0.15063.0 | x86 | wsmprovhost.exe | Win10 1703 | Unsigned | Winbindex | |
| 4194dac8ef96… | 10.0.15063.0 | x64 | wsmprovhost.exe | Win10 1703 | Unsigned | Winbindex |
Winbindex builds link to the Microsoft symbol server copy that was hashed and parsed.