Remote Schedule Task Lateral Movement via ITaskSchedulerService

Detects remote RPC calls to create or execute a scheduled task

Sigma rule (View on GitHub)

 1title: Remote Schedule Task Lateral Movement via ITaskSchedulerService
 2id: ace3ff54-e7fd-46bd-8ea0-74b49a0aca1d
 3status: test
 4description: Detects remote RPC calls to create or execute a scheduled task
 5references:
 6    - https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-tsch/d1058a28-7e02-4948-8b8d-4a347fa64931
 7    - https://github.com/jsecurity101/MSRPC-to-ATTACK/blob/ddd4608fe8684fcf2fcf9b48c5f0b3c28097f8a3/documents/MS-TSCH.md
 8    - https://github.com/zeronetworks/rpcfirewall
 9    - https://zeronetworks.com/blog/stopping-lateral-movement-via-the-rpc-firewall/
10author: Sagie Dulce, Dekel Paz
11date: 2022/01/01
12modified: 2022/01/01
13tags:
14    - attack.lateral_movement
15    - attack.t1053
16    - attack.t1053.002
17logsource:
18    product: rpc_firewall
19    category: application
20    definition: 'Requirements: install and apply the RPC Firewall to all processes with "audit:true action:block uuid:86d35949-83c9-4044-b424-db363231fd0c"'
21detection:
22    selection:
23        EventLog: RPCFW
24        EventID: 3
25        InterfaceUuid: 86d35949-83c9-4044-b424-db363231fd0c
26        OpNum:
27            - 1
28            - 3
29            - 4
30            - 10
31            - 11
32            - 12
33            - 13
34            - 14
35            - 15
36    condition: selection
37falsepositives:
38    - Unknown
39level: high

References

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