Potentially Suspicious Ping/Copy Command Combination — Sigma Rule

Rule metadata and linked tags

Author: X__Junior (Nextron Systems). Source status: test; severity: medium. Source dates: 2023-07-18 / 2024-03-06.

{
  "category": "process_creation",
  "product": "windows"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: da1ec7c5f8b2bef8a670051dcf601a6a34fdd686978c919186c68389d9773e2b

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Potentially Suspicious Ping/Copy Command Combination
id: ded2b07a-d12f-4284-9b76-653e37b6c8b0
status: test
description: |
    Detects uncommon and potentially suspicious one-liner command containing both "ping" and "copy" at the same time, which is usually used by malware.
references:
    - Internal Research
author: X__Junior (Nextron Systems)
date: 2023-07-18
modified: 2024-03-06
tags:
    - attack.stealth
    - attack.t1070.004
logsource:
    category: process_creation
    product: windows
detection:
    # Note: In the case of sysmon and similar logging utilities, see this discussion https://github.com/SigmaHQ/sigma/discussions/4277
    selection_cmd:
        - Image|endswith: '\cmd.exe'
        - OriginalFileName: 'Cmd.Exe'
    selection_action:
        CommandLine|contains|all:
            - 'ping' # Covers "ping" and "ping.exe"
            - 'copy '
    selection_cli_1:
        CommandLine|contains|windash: ' -n ' # Count
    selection_cli_2:
        CommandLine|contains|windash: ' -y '
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• Internal Research (source note; no public URL supplied)