Potentially Suspicious Inline JavaScript Execution via NodeJS Binary

 1title: Potentially Suspicious Inline JavaScript Execution via NodeJS Binary
 2id: 8537c866-072e-460d-bfff-aaf39cbd73d3
 3status: experimental
 4description: Detects potentially suspicious inline JavaScript execution using Node.js with specific keywords in the command line.
 5references:
 6    - https://www.microsoft.com/en-us/security/blog/2025/04/15/threat-actors-misuse-node-js-to-deliver-malware-and-other-malicious-payloads/
 7author: Microsoft (idea), Swachchhanda Shrawan Poudel (Nextron Systems)
 8date: 2025-04-21
 9tags:
10    - attack.execution
11    - attack.t1059.007
12logsource:
13    category: process_creation
14    product: windows
15detection:
16    selection_img:
17        - Image|endswith: '\node.exe'
18        - OriginalFileName: 'node.exe'
19        - Product: 'Node.js'
20    selection_cmd:
21        CommandLine|contains|all:
22            - 'http'
23            - 'execSync'
24            - 'spawn'
25            - 'fs'
26            - 'path'
27            - 'zlib'
28    condition: all of selection_*
29falsepositives:
30    - Legitimate scripts using Node.js with these modules
31level: medium