Detectionhightest

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

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Launch
Florian Roth (Nextron Systems)Created Tue Dec 287124aebe-4cd7-4ccb-8df0-6d6b93c96795windows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation

Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.

Detection Logic
Detection Logic2 selectors
detection:
    selection_plain:
        Image|endswith: '\dtrace.exe'
        CommandLine|contains: 'lkd(0)'
    selection_obfuscated:
        CommandLine|contains|all:
            - 'syscall:::return'
            - 'lkd('
    condition: 1 of selection*
False Positives
Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

Testing & Validation

Regression Tests

by SigmaHQ Team
Positive Detection Testevtx

Microsoft-Windows-Sysmon

Rule Metadata
Rule ID
7124aebe-4cd7-4ccb-8df0-6d6b93c96795
Status
test
Level
high
Type
Detection
Created
Tue Dec 28
Path
rules/windows/process_creation/proc_creation_win_dtrace_kernel_dump.yml
Raw Tags
attack.discoveryattack.t1082
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