Added detection testing service results inDump LSASS via comsvcs DLL

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2020-09-07 11:53:27 +00:00
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name: Dump LSASS via comsvcs DLL
id: 8943b567-f14d-4ee8-a0bb-2121d4ce3184
version: 1
author: Patrick Bareiss, Splunk
date: '2020-02-21'
description: Detect the usage of comsvcs.dll for dumping the lsass process.
how_to_implement: You must be ingesting endpoint data that tracks process activity,
including parent-child relationships from your endpoints, to populate the Endpoint
data model in the Processes node. The command-line arguments are mapped to the "process"
field in the Endpoint data model.
type: ESCU
id: 8943b567-f14d-4ee8-a0bb-2121d4ce3184
known_false_positives: None identified.
name: Dump LSASS via comsvcs DLL
references:
- https://modexp.wordpress.com/2019/08/30/minidumpwritedump-via-com-services-dll/
- https://twitter.com/SBousseaden/status/1167417096374050817
author: Patrick Bareiss, Splunk
search: '| tstats `security_content_summariesonly` count min(_time) as firstTime max(_time)
as lastTime from datamodel=Endpoint.Processes where Processes.process_name=rundll32.exe
Processes.process=*comsvcs.dll* Processes.process=*MiniDump* by Processes.user Processes.process_name
Processes.process Processes.dest | `drop_dm_object_name(Processes)` | `security_content_ctime(firstTime)`
| `security_content_ctime(lastTime)` | `dump_lsass_via_comsvcs_dll_filter`'
known_false_positives: None identified.
tags:
analytics_story:
- Credential Dumping
mitre_attack_id:
- T1003.001
kill_chain_phases:
- Actions on Objectives
asset_type: Endpoint
automated_detection_testing: passed
cis20:
- CIS 3
- CIS 5
- CIS 16
kill_chain_phases:
- Actions on Objectives
mitre_attack_id:
- T1003.001
nist:
- DE.CM
security_domain: endpoint
asset_type: Endpoint
type: ESCU
version: 1