diff --git a/rules/linux/defense_evasion_env_binary.toml b/rules/linux/defense_evasion_env_binary.toml index cca34f51d..547458b36 100644 --- a/rules/linux/defense_evasion_env_binary.toml +++ b/rules/linux/defense_evasion_env_binary.toml @@ -1,11 +1,15 @@ [metadata] creation_date = "2022/02/24" maturity = "production" -updated_date = "2022/02/24" +updated_date = "2022/03/04" [rule] author = ["Elastic"] -description = "Identifies Linux binary env abuse to break out from restricted environments by spawning an interactive system shell" +description = """ +Identifies Linux binary env abuse to break out from restricted environments by spawning an interactive system shell.This +activity is not standard use with this binary for a user or system administrator. It indicates a potentially malicious +actor attempting to improve the capabilities or stability of their access +""" from = "now-9m" index = ["logs-endpoint.events.*"] language = "eql"