Library / Windows

mcbuilder.exe

Resource cache builder tool · Microsoft Corporation

WindowsSysmon-confirmed

OriginalFilename

  • mcbuilder.exe

Query snippets

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

process_creation logsource. Sigma string matching is case-insensitive.

Values across builds

OriginalFilenameBuildsArchFile versionWindows releasesSourceSysmon
mcbuilder.exe2x64, x8610.0.26100.3037 → 10.0.26100.3624Host scan✓ 2

InternalName: mcbuilder · Product: Microsoft® Windows® Operating System

All 2 parsed builds
SHA256VersionArchOriginalFilenameWindows releasesSignatureSourceSysmon
cb6f9b4ef926…10.0.26100.3624x86mcbuilder.exeHost scan✓
7f6058a0c4fe…10.0.26100.3037x64mcbuilder.exeHost scan✓

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