ルール更新 (#224)

rules/sigma/process_creation/win_malware_qbot.yml

@@ -0,0 +1,42 @@
+
+title: QBot Process Creation
+author: Florian Roth
+date: 2019/10/01
+description: Detects QBot like process executions
+detection:
+  SELECTION_1:
+    EventID: 1
+  SELECTION_2:
+    ParentImage: '*\WinRAR.exe'
+  SELECTION_3:
+    Image: '*\wscript.exe'
+  SELECTION_4:
+    CommandLine: '* /c ping.exe -n 6 127.0.0.1 & type *'
+  SELECTION_5:
+    CommandLine: '*regsvr32.exe*'
+  SELECTION_6:
+    CommandLine: '*C:\ProgramData*'
+  SELECTION_7:
+    CommandLine: '*.tmp*'
+  condition: (SELECTION_1 and (((SELECTION_2 and SELECTION_3) or SELECTION_4) or (SELECTION_5
+    and SELECTION_6 and SELECTION_7)))
+falsepositives:
+- Unlikely
+fields:
+- CommandLine
+- ParentCommandLine
+id: 4fcac6eb-0287-4090-8eea-2602e4c20040
+level: critical
+logsource:
+  category: process_creation
+  product: windows
+modified: 2021/01/25
+references:
+- https://twitter.com/killamjr/status/1179034907932315648
+- https://app.any.run/tasks/2e0647b7-eb86-4f72-904b-d2d0ecac07d1/
+status: experimental
+tags:
+- attack.execution
+- attack.t1059.005
+- attack.defense_evasion
+- attack.t1064