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HighSigmaHQPatrick Bareiss

Linux Command History Tampering

Detects commands that try to clear or tamper with the Linux command history. This technique is used by threat actors in order to evade defenses and execute commands without them being recorded in files such as…

Description

Detects commands that try to clear or tamper with the Linux command history. This technique is used by threat actors in order to evade defenses and execute commands without them being recorded in files such as "bash_history" or "zsh_history".

Detection logic

Detection requirements

Platform
ESXiLinuxmacOSNetwork DevicesWindows

The rule states no platform. This is derived from the ATT&CK technique it maps to.

Log source product
linux

Known benign triggers

  • Unknown

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