Samirbous
6dc78c4703
* [New Rule] Remote File Download via Scripting * Update rules/windows/command_and_control_remote_file_copy_scripts.toml Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> * Update rules/windows/command_and_control_remote_file_copy_scripts.toml Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> * eql syntax * ecs_version * Update rules/windows/command_and_control_remote_file_copy_scripts.toml Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com> * relinted * deleted ecs_version Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
45 lines
1.2 KiB
TOML
45 lines
1.2 KiB
TOML
[metadata]
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creation_date = "2020/11/29"
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maturity = "production"
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updated_date = "2020/11/29"
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[rule]
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author = ["Elastic"]
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description = """
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Identifies built-in Windows script interpreters (cscript.exe or wscript.exe) being used to download an executable file
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from a remote destination.
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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 = "Remote File Download via Script Interpreter"
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risk_score = 43
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rule_id = "1d276579-3380-4095-ad38-e596a01bc64f"
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severity = "medium"
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tags = ["Elastic", "Host", "Windows", "Threat Detection", "Command and Control"]
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type = "eql"
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query = '''
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sequence by host.id, process.entity_id
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[network where process.name : ("wscript.exe", "cscript.exe") and network.protocol != "dns" and
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network.direction == "outgoing" and network.type == "ipv4" and destination.ip != "127.0.0.1"
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]
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[file where event.type == "creation" and file.extension : ("exe", "dll")]
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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 = "T1105"
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name = "Ingress Tool Transfer"
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reference = "https://attack.mitre.org/techniques/T1105/"
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[rule.threat.tactic]
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id = "TA0011"
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name = "Command and Control"
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reference = "https://attack.mitre.org/tactics/TA0011/"
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