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SigmaWatch
ATT&CK technique

T1542.003

Bootkit

StealthPersistence 5 detections found
View on MITRE ATT&CK →

Detection rules

Source Rule Status Updated
elastic Initramfs Unpacking via unmkinitramfs production 2026-09-18
splunk Linux EFI Bootloader File Deletion production 2026-07-08
splunk Windows EFI Bootloader File Modification production 2026-05-13
splunk Windows WinLogon with Public Network Connection production 2026-05-13
sigma Potential Ransomware or Unauthorized MBR Tampering Via Bcdedit.EXE test 2023-02-15