Library / Windows

microsoftedgedevtools.exe

Microsoft Edge Content Process · Microsoft Corporation

WindowsSysmon-confirmed

OriginalFilename

MicrosoftEdgeCP.exe

Differs from file nameShared with other binaries

Gotchas

OriginalFilename doesn't match the file name: a rule using OriginalFileName: microsoftedgedevtools.exe never fires.
Same OriginalFilename as microsoftedgebchost.exe, microsoftedgecp.exe, so OriginalFilename alone can't tell them apart.

Query snippets

logsource:
  category: process_creation
  product: windows
detection:
  selection:
    - Image|endswith: '\microsoftedgedevtools.exe'
    - OriginalFileName: 'MicrosoftEdgeCP.exe'
  condition: selection

process_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="MicrosoftEdgeCP.exe" OR Processes.process_name="microsoftedgedevtools.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~ ("MicrosoftEdgeCP.exe")
    or FileName =~ "microsoftedgedevtools.exe"

Microsoft Defender XDR advanced hunting. in~ and =~ are case-insensitive.

process where event.type == "start" and
  (process.pe.original_file_name in~ ("MicrosoftEdgeCP.exe") or
   process.name : "microsoftedgedevtools.exe")

ECS process.pe.original_file_name is a keyword field: in~ is case-insensitive, Kibana KQL is not.

['microsoftedgecp.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
MicrosoftEdgeCP.exe	1	x64	11.0.26100.8115		Host scan	✓ 1

OriginalFilename

Builds

Arch

File version

Windows releases

Source

Sysmon

MicrosoftEdgeCP.exe

x64

11.0.26100.8115

Host scan

✓ 1

InternalName: MicrosoftEdgeCP · Product: Microsoft Edge Web Platform

All 1 parsed builds

SHA256	Version	Arch	OriginalFilename	Windows releases	Signature	Source	Sysmon
4bb852d856f9…	11.0.26100.8115	x64	MicrosoftEdgeCP.exe			Host scan	✓

SHA256

Version

Arch

OriginalFilename

Windows releases

Signature

Source

Sysmon

4bb852d856f9…

11.0.26100.8115

x64

MicrosoftEdgeCP.exe

Host scan

✓

Winbindex builds link to the Microsoft symbol server copy that was hashed and parsed.