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hayabusa/rules/sigma/process_creation/sysmon_netcat_execution.yml
DustInDark 0cfa806baf Feature/addruletype to sigma rule#230 (#235)
* added ruletype to SIGMA rule #230

* added ruletype to SIGMA rule converter tool #231
2021-11-28 18:14:51 +09:00

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YAML

title: Ncat Execution
author: frack113
date: 2021/07/21
description: Adversaries may use a non-application layer protocol for communication
between host and C2 server or among infected hosts within a network
detection:
SELECTION_1:
EventID: 1
SELECTION_2:
Image:
- '*\ncat.exe'
SELECTION_3:
CommandLine:
- '* -lvp *'
- '* -l --proxy-type http *'
- '* --exec cmd.exe *'
- '* -vnl --exec *'
condition: (SELECTION_1 and (SELECTION_2 or SELECTION_3))
falsepositives:
- Legitimate ncat use
id: e31033fc-33f0-4020-9a16-faf9b31cbf08
level: high
logsource:
category: process_creation
product: windows
references:
- https://nmap.org/ncat/
- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1095/T1095.md
status: experimental
tags:
- attack.command_and_control
- attack.t1095
ruletype: SIGMA