Remote Registry Lateral Movement

Detects remote RPC calls to modify the registry and possible execute code

Sigma rule (View on GitHub)

 1title: Remote Registry Lateral Movement
 2id: 35c55673-84ca-4e99-8d09-e334f3c29539
 3status: test
 4description: Detects remote RPC calls to modify the registry and possible execute code
 5references:
 6    - https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-rrp/0fa3191d-bb79-490a-81bd-54c2601b7a78
 7    - https://github.com/jsecurity101/MSRPC-to-ATTACK/blob/ddd4608fe8684fcf2fcf9b48c5f0b3c28097f8a3/documents/MS-RRP.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
12tags:
13    - attack.defense-evasion
14    - attack.lateral-movement
15    - attack.t1112
16    - attack.persistence
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:338cd001-2244-31f1-aaaa-900038001003"'
21detection:
22    selection:
23        EventLog: RPCFW
24        EventID: 3
25        InterfaceUuid: 338cd001-2244-31f1-aaaa-900038001003
26        OpNum:
27            - 6
28            - 7
29            - 8
30            - 13
31            - 18
32            - 19
33            - 21
34            - 22
35            - 23
36            - 35
37    condition: selection
38falsepositives:
39    - Remote administration of registry values
40level: high

References

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