| Rule | Name | Technique | Precision · 30 d | Last fired | Origin | Status |
|---|---|---|---|---|---|---|
| SIG-0412 | Excel spawning PowerShell | T1059.001 | 0.96 | 07:58 | Community Sigma | Active |
| SIG-0388 | Interactive logon by service account | T1078.002 | 0.91 | Mon | Written in-house | Active |
| SIG-0371 | SWIFT host to new external IP | T1041 | — | never | Written in-house | Active |
| SIG-0362 | HSM key use outside change window | — | 0.58 | 02:14 | AI-proposed | Review |
title: Excel spawning PowerShell
logsource: { product: windows, category: process_creation }
detection:
sel:
ParentImage|endswith: '\\excel.exe'
Image|endswith: ['\\powershell.exe', '\\pwsh.exe']
condition: sel
level: high
tags: [attack.execution, attack.t1059.001]