Credential Dumping Attempt Via Svchost

 1title: Credential Dumping Attempt Via Svchost
 2id: 174afcfa-6e40-4ae9-af64-496546389294
 3status: test
 4description: Detects when a process tries to access the memory of svchost to potentially dump credentials.
 5references:
 6    - Internal Research
 7author: Florent Labouyrie
 8date: 2021-04-30
 9modified: 2022-10-09
10tags:
11    - attack.privilege-escalation
12    - attack.t1548
13logsource:
14    product: windows
15    category: process_access
16detection:
17    selection:
18        TargetImage|endswith: '\svchost.exe'
19        GrantedAccess: '0x143a'
20    filter_main_known_processes:
21        SourceImage|endswith:
22            - '\services.exe'
23            - '\msiexec.exe'
24    condition: selection and not 1 of filter_main_*
25falsepositives:
26    - Unknown
27level: high