Library / Windows
mpcopyaccelerator.exe
Microsoft Malware Protection Copy Accelerator Utility · Microsoft Corporation
WindowsParsedSigma refs: 1
OriginalFilename
MpCopyAccelerator.exe
Query snippets
logsource:
category: process_creation
product: windows
detection:
selection:
- Image|endswith: '\mpcopyaccelerator.exe'
- OriginalFileName: 'MpCopyAccelerator.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="MpCopyAccelerator.exe" OR Processes.process_name="mpcopyaccelerator.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~ ("MpCopyAccelerator.exe")
or FileName =~ "mpcopyaccelerator.exe"Microsoft Defender XDR advanced hunting. in~ and =~ are case-insensitive.
process where event.type == "start" and
(process.pe.original_file_name in~ ("MpCopyAccelerator.exe") or
process.name : "mpcopyaccelerator.exe")ECS process.pe.original_file_name is a keyword field: in~ is case-insensitive, Kibana KQL is not.
['mpcopyaccelerator.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 |
|---|---|---|---|---|---|---|
| MpCopyAccelerator.exe | 4 | x64 | 4.18.2104.10 → 4.18.25080.5 | Win11 21H2 → Win11 26H1 (6) | Winbindex |
All 4 parsed builds
| SHA256 | Version | Arch | OriginalFilename | Windows releases | Signature | Source | Sysmon |
|---|---|---|---|---|---|---|---|
| beee8f7bc8e1… | 4.18.25080.5 | x64 | MpCopyAccelerator.exe | Win11 24H2, Win11 26H1 | Signed (Overlay) | Winbindex | |
| c3b68be31c19… | 4.18.23110.3 | x64 | MpCopyAccelerator.exe | Win11 24H2, Win11 25H2 | Signed (Overlay) | Winbindex | |
| fe1920816877… | 4.18.2104.10 | x64 | MpCopyAccelerator.exe | Win11 21H2 | Signed (Overlay) | Winbindex | |
| 1241f24ac9c5… | 4.18.2201.11 | x64 | MpCopyAccelerator.exe | Win11 22H2, Win11 23H2 | Signed (Overlay) | Winbindex |
Winbindex builds link to the Microsoft symbol server copy that was hashed and parsed.