Suspicious Kernel Dump Using Dtrace

Detects suspicious way to dump the kernel on Windows systems using dtrace.exe, which is available on Windows systems since Windows 10 19H1

Sigma rule (View on GitHub)

 1title: Suspicious Kernel Dump Using Dtrace
 2id: 7124aebe-4cd7-4ccb-8df0-6d6b93c96795
 3status: test
 4description: Detects suspicious way to dump the kernel on Windows systems using dtrace.exe, which is available on Windows systems since Windows 10 19H1
 5references:
 6    - https://twitter.com/0gtweet/status/1474899714290208777?s=12
 7    - https://docs.microsoft.com/en-us/windows-hardware/drivers/devtest/dtrace
 8author: Florian Roth (Nextron Systems)
 9date: 2021/12/28
10tags:
11    - attack.discovery
12    - attack.t1082
13logsource:
14    product: windows
15    category: process_creation
16detection:
17    selection_plain:
18        Image|endswith: '\dtrace.exe'
19        CommandLine|contains: 'lkd(0)'
20    selection_obfuscated:
21        CommandLine|contains|all:
22            - 'syscall:::return'
23            - 'lkd('
24    condition: 1 of selection*
25falsepositives:
26    - Unknown
27level: high

References

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