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46 lines
1.1 KiB
YAML
46 lines
1.1 KiB
YAML
title: Linux Remote System Discovery
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id: 11063ec2-de63-4153-935e-b1a8b9e616f1
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status: experimental
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description: Detects the enumeration of other remote systems.
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author: Alejandro Ortuno, oscd.community
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date: 2020/10/22
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references:
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- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1018/T1018.md
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logsource:
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category: process_creation
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product: linux
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detection:
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selection_1:
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Image|endswith: '/arp'
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CommandLine|contains: '-a'
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selection_2:
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Image|endswith: '/ping'
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CommandLine|contains:
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- ' 10.' #10.0.0.0/8
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- ' 192.168.' #192.168.0.0/16
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- ' 172.16.' #172.16.0.0/12
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- ' 172.17.'
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- ' 172.18.'
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- ' 172.19.'
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- ' 172.20.'
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- ' 172.21.'
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- ' 172.22.'
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- ' 172.23.'
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- ' 172.24.'
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- ' 172.25.'
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- ' 172.26.'
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- ' 172.27.'
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- ' 172.28.'
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- ' 172.29.'
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- ' 172.30.'
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- ' 172.31.'
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- ' 127.' #127.0.0.0/8
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- ' 169.254.' #169.254.0.0/16
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condition: 1 of them
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falsepositives:
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- Legitimate administration activities
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level: low
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tags:
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- attack.discovery
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- attack.t1018
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