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Potential File Overwrite Via Sysinternals SDelete

Detects the use of SDelete to erase a file not the free space

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François HubautCreated Thu Jun 03Updated Tue Feb 28a4824fca-976f-4964-b334-0621379e84c4windows
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:
        OriginalFileName: sdelete.exe
    filter:
        CommandLine|contains:
            - ' -h'
            - ' -c'
            - ' -z'
            - ' /\?'
    condition: selection and not filter
False Positives
Unknown

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

References
1
Resolving title…
github.com
MITRE ATT&CK
Rule Metadata
Rule ID
a4824fca-976f-4964-b334-0621379e84c4
Status
test
Level
high
Type
Detection
Created
Thu Jun 03
Modified
Tue Feb 28
Author
François Hubaut
Path
rules/windows/process_creation/proc_creation_win_sysinternals_sdelete.yml
Raw Tags
attack.impactattack.t1485
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