Feature/rm submodule (#312)

* rm: submodule

* Add: rules

* Fix: hayabusa-rules to c9c10a

rules/sigma/process_creation/win_invoke_obfuscation_stdin.yml

@@ -0,0 +1,28 @@
+
+title: Invoke-Obfuscation STDIN+ Launcher
+ruletype: Sigma
+author: Jonathan Cheong, oscd.community
+date: 2020/10/15
+description: Detects Obfuscated use of stdin to execute PowerShell
+detection:
+  SELECTION_1:
+    EventID: 1
+  SELECTION_2:
+    CommandLine|re: .*cmd.{0,5}(?:/c|/r).+powershell.+(?:\$\{?input\}?|noexit).+"
+  condition: (SELECTION_1 and SELECTION_2)
+falsepositives:
+- Unknown
+id: 6c96fc76-0eb1-11eb-adc1-0242ac120002
+level: high
+logsource:
+  category: process_creation
+  product: windows
+modified: 2021/11/27
+references:
+- https://github.com/Neo23x0/sigma/issues/1009
+status: test
+tags:
+- attack.defense_evasion
+- attack.t1027
+- attack.execution
+- attack.t1059.001