Jonhnathan
8049c96281
* [New Rule] New BBR Rules - Part 1 * Apply suggestions from code review Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com> * Update rules_building_block/lateral_movement_at.toml * Update rules_building_block/collection_outlook_email_archive.toml Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com> --------- Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com> Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com>
81 lines
2.2 KiB
TOML
81 lines
2.2 KiB
TOML
[metadata]
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creation_date = "2023/08/21"
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integration = ["endpoint"]
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maturity = "production"
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min_stack_comments = "New fields added: required_fields, related_integrations, setup"
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min_stack_version = "8.3.0"
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updated_date = "2023/08/21"
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[rule]
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author = ["Elastic"]
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description = """
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Windows Background Intelligent Transfer Service (BITS) is a low-bandwidth, asynchronous file transfer mechanism.
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Adversaries may abuse BITS to persist, download, execute, and even clean up after running malicious code.
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"""
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from = "now-119m"
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interval = "60m"
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index = ["logs-endpoint.events.*"]
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language = "eql"
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license = "Elastic License v2"
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name = "Bitsadmin Activity"
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risk_score = 21
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rule_id = "8eec4df1-4b4b-4502-b6c3-c788714604c9"
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severity = "low"
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tags = ["Domain: Endpoint", "OS: Windows", "Use Case: Threat Detection", "Tactic: Command and Control", "Data Source: Elastic Defend", "Rule Type: BBR"]
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timestamp_override = "event.ingested"
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type = "eql"
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building_block_type = "default"
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query = '''
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process where host.os.type == "windows" and event.type == "start" and
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(
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(process.name : "bitsadmin.exe" and process.args : (
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"*Transfer*", "*Create*", "AddFile", "*SetNotifyFlags*", "*SetNotifyCmdLine*",
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"*SetMinRetryDelay*", "*SetCustomHeaders*", "*Resume*")
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) or
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(process.name : "powershell.exe" and process.args : (
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"*Start-BitsTransfer*", "*Add-BitsFile*",
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"*Resume-BitsTransfer*", "*Set-BitsTransfer*", "*BITS.Manager*")
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)
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)
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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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[[rule.threat]]
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framework = "MITRE ATT&CK"
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[[rule.threat.technique]]
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id = "T1197"
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name = "BITS Jobs"
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reference = "https://attack.mitre.org/techniques/T1197/"
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[rule.threat.tactic]
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id = "TA0005"
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name = "Defense Evasion"
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reference = "https://attack.mitre.org/tactics/TA0005/"
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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 = "T1197"
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name = "BITS Jobs"
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reference = "https://attack.mitre.org/techniques/T1197/"
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[rule.threat.tactic]
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id = "TA0003"
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name = "Persistence"
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reference = "https://attack.mitre.org/tactics/TA0003/"
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