Suspicious Scan Loop Network

testmedium

log source: windows · process_creationauthor frack113date 2022-03-12

description

What this is, in brief.

Adversaries may attempt to get a listing of other systems by IP address, hostname, or other logical identifier on a network that may be used for Lateral Movement from the current system

rule source (YAML)

title: Suspicious Scan Loop Network
id: f8ad2e2c-40b6-4117-84d7-20b89896ab23
status: test
description: Adversaries may attempt to get a listing of other systems by IP address, hostname, or other logical identifier on a network that may be used for Lateral Movement from the current system
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1018/T1018.md
    - https://ss64.com/nt/for.html
    - https://ss64.com/ps/foreach-object.html
author: frack113
date: 2022-03-12
tags:
    - attack.execution
    - attack.t1059
    - attack.discovery
    - attack.t1018
logsource:
    category: process_creation
    product: windows
detection:
    selection_loop:
        CommandLine|contains:
            - 'for '
            - 'foreach '
    selection_tools:
        CommandLine|contains:
            - 'nslookup'
            - 'ping'
    condition: all of selection_*
falsepositives:
    - Legitimate script
level: medium
regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_susp_network_scan_loop/info.yml

detects techniques (2)

ATT&CK techniques this enables or maps to.

references

External citations — patches, advisories, analysis.