MSMQ Corrupted Packet Encountered

calendar Jun 4, 2025 · attack.execution detection.emerging-threats  ·
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Detects corrupted packets sent to the MSMQ service. Could potentially be a sign of CVE-2023-21554 exploitation

Sigma rule (View on GitHub)

 1title: MSMQ Corrupted Packet Encountered
 2id: ae94b10d-fee9-4767-82bb-439b309d5a27
 3status: test
 4description: Detects corrupted packets sent to the MSMQ service. Could potentially be a sign of CVE-2023-21554 exploitation
 5references:
 6    - https://www.randori.com/blog/vulnerability-analysis-queuejumper-cve-2023-21554/
 7author: Nasreddine Bencherchali (Nextron Systems)
 8date: 2023-04-21
 9tags:
10    - attack.execution
11    - detection.emerging-threats
12logsource:
13    product: windows
14    service: application
15detection:
16    selection:
17        Provider_Name: 'MSMQ'
18        EventID: 2027
19        Level: 2
20    condition: selection
21falsepositives:
22    - Unknown
23level: high

References

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