TAIDOOR RAT DLL Load

calendar Jun 20, 2023 · attack.execution attack.t1055.001 detection.emerging_threats  ·
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Detects specific process characteristics of Chinese TAIDOOR RAT malware load

Sigma rule (View on GitHub)

 1title: TAIDOOR RAT DLL Load
 2id: d1aa3382-abab-446f-96ea-4de52908210b
 3status: test
 4description: Detects specific process characteristics of Chinese TAIDOOR RAT malware load
 5references:
 6    - https://us-cert.cisa.gov/ncas/analysis-reports/ar20-216a
 7author: Florian Roth (Nextron Systems)
 8date: 2020/07/30
 9modified: 2021/11/27
10tags:
11    - attack.execution
12    - attack.t1055.001
13    - detection.emerging_threats
14logsource:
15    category: process_creation
16    product: windows
17detection:
18    selection1:
19        CommandLine|contains:
20            - 'dll,MyStart'
21            - 'dll MyStart'
22    selection2a:
23        CommandLine|endswith: ' MyStart'
24    selection2b:
25        CommandLine|contains: 'rundll32.exe'
26    condition: selection1 or ( selection2a and selection2b )
27falsepositives:
28    - Unknown
29level: high

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