Tanaka Zakku
43 lines
1.2 KiB
YAML
43 lines
1.2 KiB
YAML
title: Netsh RDP Port Opening
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author: Sander Wiebing
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date: 2020/05/23
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description: Detects netsh commands that opens the port 3389 used for RDP, used in
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Sarwent Malware
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detection:
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SELECTION_1:
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EventID: 1
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SELECTION_2:
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CommandLine: '*netsh*'
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SELECTION_3:
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CommandLine: '*firewall add portopening*'
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SELECTION_4:
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CommandLine: '*tcp 3389*'
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SELECTION_5:
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CommandLine: '*advfirewall firewall add rule*'
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SELECTION_6:
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CommandLine: '*action=allow*'
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SELECTION_7:
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CommandLine: '*protocol=TCP*'
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SELECTION_8:
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CommandLine: '*localport=3389*'
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condition: (SELECTION_1 and SELECTION_2 and ((SELECTION_3 and SELECTION_4) or
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(SELECTION_5 and SELECTION_6 and SELECTION_7 and SELECTION_8)))
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falsepositives:
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- Legitimate administration
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id: 01aeb693-138d-49d2-9403-c4f52d7d3d62
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level: high
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logsource:
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category: process_creation
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product: windows
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modified: 2020/09/01
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references:
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- https://labs.sentinelone.com/sarwent-malware-updates-command-detonation/
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status: experimental
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tags:
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- attack.defense_evasion
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- attack.t1089
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- attack.t1562.004
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yml_filename: win_netsh_allow_port_rdp.yml
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yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/process_creation
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