Detection rules › Sigma
HackTool - Empire PowerShell Launch Parameters
Detects suspicious powershell command line parameters used in Empire
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Execution | T1059.001 Command and Scripting Interpreter: PowerShell |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
| Security-Auditing | 4688 | A new process has been created. |
Stages and Predicates
Stage 1: selection
or:
CommandLine|contains: ' -NoP -NonI -W Hidden -enc '
CommandLine|contains: ' -NoP -sta -NonI -W Hidden -Enc '
CommandLine|contains: ' -enc SQB'
CommandLine|contains: ' -noP -sta -w 1 -enc '
CommandLine|contains: ' -noP -sta -w 1 -enc'
CommandLine|contains: ' -nop -exec bypass -EncodedCommand '
Indicators
Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.
| Field | Kind | Values |
|---|---|---|
CommandLine | match |
|