diff --git a/rules/linux/defense_evasion_log_files_deleted.toml b/rules/linux/defense_evasion_log_files_deleted.toml index 0599cdb0b..94b77fed6 100644 --- a/rules/linux/defense_evasion_log_files_deleted.toml +++ b/rules/linux/defense_evasion_log_files_deleted.toml @@ -3,7 +3,7 @@ creation_date = "2020/11/03" maturity = "production" min_stack_comments = "New fields added: required_fields, related_integrations, setup" min_stack_version = "8.3.0" -updated_date = "2022/08/24" +updated_date = "2022/10/17" [rule] author = ["Elastic"] @@ -42,7 +42,9 @@ file where event.type == "deletion" and "/var/log/syslog", "/var/log/messages", "/var/log/secure", - "/var/log/auth.log" + "/var/log/auth.log", + "/var/log/boot.log", + "/var/log/kern.log" ) and not process.name : ("gzip") ''' @@ -54,7 +56,10 @@ framework = "MITRE ATT&CK" id = "T1070" name = "Indicator Removal on Host" reference = "https://attack.mitre.org/techniques/T1070/" - +[[rule.threat.technique.subtechnique]] +id = "T1070.002" +name = "Clear Linux or Mac System Logs" +reference = "https://attack.mitre.org/techniques/T1070/002/" [rule.threat.tactic] id = "TA0005"