Detections

Explore public detection logic contributed by the community across SIEM and rule languages.

1 detection

Detects log entries that appear in exploitation attempts against Microsoft Exchange Remote Code Execution vulnerability CVE-2021-42321. Specifically, it looks for Event IDs 6 or 8 from the msexchange-management service containing specific error messages related to cmdlet failures or unhandled exceptions during Get-App operations, which are indicative of the exploitation.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
1 year ago
1021