Samirbous
0f17ad6839
* [New Rule] Incoming Execution with WinRM Remote Shell * MITRE TID Mapping removed also unnecessary sequence events * Update lateral_movement_incoming_winrm_shell_execution.toml * eql syntax * ecs_version * excluding localhost * Update rules/windows/lateral_movement_incoming_winrm_shell_execution.toml Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> * Update rules/windows/lateral_movement_incoming_winrm_shell_execution.toml Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> * Update rules/windows/lateral_movement_incoming_winrm_shell_execution.toml Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> * Update rules/windows/lateral_movement_incoming_winrm_shell_execution.toml Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com> Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
50 lines
1.5 KiB
TOML
50 lines
1.5 KiB
TOML
[metadata]
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creation_date = "2020/11/24"
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maturity = "production"
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updated_date = "2020/11/24"
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[rule]
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author = ["Elastic"]
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description = """
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Identifies remote execution via Windows Remote Management (WinRM) remote shell on a target host. This could be an
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indication of lateral movement.
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"""
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false_positives = [
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"""
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WinRM is a dual-use protocol that can be used for benign or malicious activity. It's important to baseline your
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environment to determine the amount of noise to expect from this tool.
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""",
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]
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from = "now-9m"
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index = ["winlogbeat-*", "logs-endpoint.events.*"]
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language = "eql"
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license = "Elastic License"
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name = "Incoming Execution via WinRM Remote Shell"
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risk_score = 47
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rule_id = "1cd01db9-be24-4bef-8e7c-e923f0ff78ab"
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severity = "medium"
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tags = ["Elastic", "Host", "Windows", "Threat Detection", "Lateral Movement"]
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type = "eql"
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query = '''
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sequence by host.id with maxspan=30s
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[network where process.pid == 4 and network.direction == "incoming" and
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destination.port in (5985, 5986) and network.protocol == "http" and not source.address in ("::1", "127.0.0.1")
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]
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[process where event.type == "start" and process.parent.name : "winrshost.exe" and not process.name : "conhost.exe"]
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'''
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[[rule.threat]]
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framework = "MITRE ATT&CK"
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[[rule.threat.technique]]
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id = "T1021"
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name = "Remote Services"
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reference = "https://attack.mitre.org/techniques/T1021/"
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[rule.threat.tactic]
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id = "TA0008"
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name = "Lateral Movement"
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reference = "https://attack.mitre.org/tactics/TA0008/"
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