Justin Ibarra
59 lines
2.0 KiB
TOML
59 lines
2.0 KiB
TOML
[metadata]
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creation_date = "2021/01/06"
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maturity = "production"
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updated_date = "2021/03/03"
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[rule]
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author = ["Elastic"]
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description = """
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Identifies the creation or modification of a K Desktop Environment (KDE) AutoStart script or desktop file that will
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execute upon each user logon. Adversaries may abuse this method for persistence.
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"""
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from = "now-9m"
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index = ["auditbeat-*", "logs-endpoint.events.*"]
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language = "eql"
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license = "Elastic License v2"
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name = "Persistence via KDE AutoStart Script or Desktop File Modification"
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references = [
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"https://userbase.kde.org/System_Settings/Autostart",
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"https://www.amnesty.org/en/latest/research/2020/09/german-made-finspy-spyware-found-in-egypt-and-mac-and-linux-versions-revealed/",
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"https://www.intezer.com/blog/research/operation-electrorat-attacker-creates-fake-companies-to-drain-your-crypto-wallets/",
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]
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risk_score = 47
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rule_id = "e3e904b3-0a8e-4e68-86a8-977a163e21d3"
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severity = "medium"
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tags = ["Elastic", "Host", "Linux", "Threat Detection", "Persistence"]
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timestamp_override = "event.ingested"
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type = "eql"
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query = '''
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file where event.type != "deletion" and
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file.extension in ("sh", "desktop") and
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file.path :
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(
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"/home/*/.config/autostart/*", "/root/.config/autostart/*",
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"/home/*/.kde/Autostart/*", "/root/.kde/Autostart/*",
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"/home/*/.kde4/Autostart/*", "/root/.kde4/Autostart/*",
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"/home/*/.kde/share/autostart/*", "/root/.kde/share/autostart/*",
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"/home/*/.kde4/share/autostart/*", "/root/.kde4/share/autostart/*",
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"/home/*/.local/share/autostart/*", "/root/.local/share/autostart/*",
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"/home/*/.config/autostart-scripts/*", "/root/.config/autostart-scripts/*",
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"/etc/xdg/autostart/*", "/usr/share/autostart/*"
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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 = "T1547"
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name = "Boot or Logon Autostart Execution"
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reference = "https://attack.mitre.org/techniques/T1547/"
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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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