diff --git a/rules/windows/defense_evasion_iis_httplogging_disabled.toml b/rules/windows/defense_evasion_iis_httplogging_disabled.toml new file mode 100644 index 000000000..bcee66a04 --- /dev/null +++ b/rules/windows/defense_evasion_iis_httplogging_disabled.toml @@ -0,0 +1,44 @@ +[metadata] +creation_date = "2020/04/14" +ecs_version = ["1.6.0"] +maturity = "production" +updated_date = "2020/08/14" + +[rule] +author = ["Elastic"] +description = """ +Identifies when Internet Information Services (IIS) HTTP Logging is disabled on a server. An attacker with IIS server +access via a webshell or other mechanism can disable HTTP Logging as an effective anti-forensics measure. +""" +from = "now-9m" +index = ["winlogbeat-*", "logs-endpoint.events.*"] +language = "kuery" +license = "Elastic License" +max_signals = 33 +name = "IIS HTTP Logging Disabled" +risk_score = 73 +rule_id = "ebf1adea-ccf2-4943-8b96-7ab11ca173a5" +severity = "high" +tags = ["Elastic", "Windows"] +type = "query" + +query = ''' +event.category:process and event.type:(start or process_started) and + (process.name:appcmd.exe or process.pe.original_file_name:appcmd.exe) and + process.args:/dontLog\:\"True\" and + not process.parent.name:iissetup.exe +''' + + +[[rule.threat]] +framework = "MITRE ATT&CK" +[[rule.threat.technique]] +id = "T1070" +name = "Indicator Removal on Host" +reference = "https://attack.mitre.org/techniques/T1070/" + + +[rule.threat.tactic] +id = "TA0005" +name = "Defense Evasion" +reference = "https://attack.mitre.org/tactics/TA0005/"