Hide Navigation Hide TOC Potential Ransomware or Unauthorized MBR Tampering Via Bcdedit.EXE (c9fbe8e9-119d-40a6-9b59-dd58a5d84429) Detects potential malicious and unauthorized usage of bcdedit.exe Cluster A Galaxy A Cluster B Galaxy B Level Potential Ransomware or Unauthorized MBR Tampering Via Bcdedit.EXE (c9fbe8e9-119d-40a6-9b59-dd58a5d84429) Sigma-Rules Bootkit - T1542.003 (1b7b1806-7746-41a1-a35d-e48dae25ddba) Attack Pattern 1 Potential Ransomware or Unauthorized MBR Tampering Via Bcdedit.EXE (c9fbe8e9-119d-40a6-9b59-dd58a5d84429) Sigma-Rules Indicator Removal - T1070 (799ace7f-e227-4411-baa0-8868704f2a69) Attack Pattern 1 Pre-OS Boot - T1542 (7f0ca133-88c4-40c6-a62f-b3083a7fbc2e) Attack Pattern Bootkit - T1542.003 (1b7b1806-7746-41a1-a35d-e48dae25ddba) Attack Pattern 2