diff --git a/rules/linux/defense_evasion_log_files_deleted.toml b/rules/linux/defense_evasion_log_files_deleted.toml index 446e8c07c..c18de6fb4 100644 --- a/rules/linux/defense_evasion_log_files_deleted.toml +++ b/rules/linux/defense_evasion_log_files_deleted.toml @@ -2,7 +2,7 @@ creation_date = "2020/11/03" integration = ["endpoint"] maturity = "production" -updated_date = "2024/05/21" +updated_date = "2024/08/08" [rule] author = ["Elastic"] @@ -86,27 +86,26 @@ file where host.os.type == "linux" and event.type == "deletion" and "/var/log/secure", "/var/log/auth.log", "/var/log/boot.log", - "/var/log/kern.log" + "/var/log/kern.log", + "/var/log/dmesg" ) and not process.name in ("gzip", "executor", "dockerd") ''' - [[rule.threat]] framework = "MITRE ATT&CK" + [[rule.threat.technique]] id = "T1070" name = "Indicator Removal" 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" name = "Defense Evasion" reference = "https://attack.mitre.org/tactics/TA0005/" -