sigmaDRL-1.1from SigmaHQ/sigma

File Deleted Via Sysinternals SDelete

Detects the deletion of files by the Sysinternals SDelete utility. It looks for the common name pattern used to rename files.

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ATT&CK techniques

T1070.004

Rule sourcerules/windows/file/file_delete/file_delete_win_sysinternals_sdelete_file_deletion.yml

title: File Deleted Via Sysinternals SDelete
id: 6ddab845-b1b8-49c2-bbf7-1a11967f64bc
status: test
description: Detects the deletion of files by the Sysinternals SDelete utility. It looks for the common name pattern used to rename files.
references:
    - https://github.com/OTRF/detection-hackathon-apt29/issues/9
    - https://github.com/OTRF/ThreatHunter-Playbook/blob/2d4257f630f4c9770f78d0c1df059f891ffc3fec/docs/evals/apt29/detections/4.B.4_83D62033-105A-4A02-8B75-DAB52D8D51EC.md
author: Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research)
date: 2020-05-02
modified: 2023-02-15
tags:
    - attack.defense-evasion
    - attack.t1070.004
logsource:
    product: windows
    category: file_delete
detection:
    selection:
        TargetFilename|endswith:
            - '.AAA'
            - '.ZZZ'
    filter_wireshark:
        TargetFilename|endswith: '\Wireshark\radius\dictionary.alcatel-lucent.aaa'
    condition: selection and not 1 of filter_*
falsepositives:
    - Legitimate usage
level: medium