[New Rule] Scheduled Jobs AT Protocol Enabled (#609)

* [New Rule] Scheduled Jobs AT Protocol Enlabled * fixed typo * Update rules/windows/defense_evasion_scheduledjobs_at_protocol_enabled.toml Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com> * Update rules/windows/defense_evasion_scheduledjobs_at_protocol_enabled.toml Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com> * eql syntax * Update rules/windows/defense_evasion_scheduledjobs_at_protocol_enabled.toml Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> * Update rules/windows/defense_evasion_scheduledjobs_at_protocol_enabled.toml Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> * ecs_version Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com> Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
2020-12-08 16:52:17 +01:00
parent 637d06f6c9
commit e707b53a03
1 changed files with 43 additions and 0 deletions
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+[metadata]
+creation_date = "2020/11/23"
+maturity = "production"
+updated_date = "2020/11/23"
+
+[rule]
+author = ["Elastic"]
+description = """
+Identifies attempts to enable the Windows scheduled tasks AT command via the registry. Attackers may use this method to move laterally or
+persist locally. The AT command has been deprecated since Windows 8 and Windows Server 2012, but still exists for backwards compatibility.
+"""
+from = "now-9m"
+index = ["winlogbeat-*", "logs-endpoint.events.*"]
+language = "eql"
+license = "Elastic License"
+name = "Scheduled Tasks AT Command Enabled"
+references = [
+    "https://docs.microsoft.com/en-us/windows/win32/cimwin32prov/win32-scheduledjob",
+]
+risk_score = 47
+rule_id = "9aa0e1f6-52ce-42e1-abb3-09657cee2698"
+severity = "medium"
+tags = ["Elastic", "Host", "Windows", "Threat Detection", "Defense Evasion"]
+type = "eql"
+
+query = '''
+registry where 
+ registry.path : "HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Schedule\\Configuration\\EnableAt" and registry.data.strings == "1"
+'''
+
+
+[[rule.threat]]
+framework = "MITRE ATT&CK"
+[[rule.threat.technique]]
+id = "T1089"
+name = "Disabling Security Tools"
+reference = "https://attack.mitre.org/techniques/T1089/"
+
+
+[rule.threat.tactic]
+id = "TA0005"
+name = "Defense Evasion"
+reference = "https://attack.mitre.org/tactics/TA0005/"