Feature/rm submodule (#312)

* rm: submodule

* Add: rules

* Fix: hayabusa-rules to c9c10a

rules/sigma/process_creation/win_susp_codepage_switch.yml

@@ -0,0 +1,34 @@
+
+title: Suspicious Code Page Switch
+ruletype: Sigma
+author: Florian Roth, Jonhnathan Ribeiro, oscd.community
+date: 2019/10/14
+description: Detects a code page switch in command line or batch scripts to a rare
+  language
+detection:
+  SELECTION_1:
+    EventID: 1
+  SELECTION_2:
+    Image: '*\chcp.com'
+  SELECTION_3:
+    CommandLine:
+    - '* 936'
+    - '* 1258'
+  condition: (SELECTION_1 and SELECTION_2 and SELECTION_3)
+falsepositives:
+- Administrative activity (adjust code pages according to your organisation's region)
+fields:
+- ParentCommandLine
+id: c7942406-33dd-4377-a564-0f62db0593a3
+level: medium
+logsource:
+  category: process_creation
+  product: windows
+modified: 2020/11/28
+references:
+- https://docs.microsoft.com/en-us/windows/win32/intl/code-page-identifiers
+- https://twitter.com/cglyer/status/1183756892952248325
+status: experimental
+tags:
+- attack.t1036
+- attack.defense_evasion