JavaScript Execution Using MSDOS 8.3 File Notation

 1title: JavaScript Execution Using MSDOS 8.3 File Notation
 2id: 81cfbbae-5e93-4934-84a2-e6a26f85c7bb
 3related:
 4    - id: dd6b39d9-d9be-4a3b-8fe0-fe3c6a5c1795
 5      type: similar
 6status: test
 7description: Detects script execution using MSDOS 8.3 File names
 8references:
 9   - https://thedfirreport.com/2024/02/26/seo-poisoning-to-domain-control-the-gootloader-saga-continues/
10author: _pete_0, TheDFIRReport
11date: 2024-02-13
12tags:
13    - attack.defense_evasion
14    - attack.t1059
15    - dist.public
16logsource:
17    category: process_creation
18    product: windows
19detection:
20    selection:
21        CommandLine|contains:
22            - '~1.js'
23        Image|endswith:
24          - '\wscript.exe'
25          - '\cscript.exe'
26    condition: selection
27falsepositives:
28    - Unknown
29level: medium

References

• SEO Poisoning to Domain Control: The Gootloader Saga Continues

  

  Key Takeaways In February 2023, we detected an intrusion that was initiated by a user downloading and executing a file from a SEO-poisoned search result, leading to a Gootloader infection. Around n…

  
  Read More

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