diff --git a/rules/windows/credential_access_forced_authentication_pipes.toml b/rules/windows/credential_access_forced_authentication_pipes.toml new file mode 100644 index 00000000000..68e42be60b8 --- /dev/null +++ b/rules/windows/credential_access_forced_authentication_pipes.toml @@ -0,0 +1,74 @@ +[metadata] +creation_date = "2024/07/23" +integration = ["system", "windows"] +maturity = "production" +updated_date = "2024/07/23" + +[rule] +author = ["Elastic"] +description = """ +Identifies a potential forced authentication using related SMB named pipes. Attackers may attempt to force targets to +authenticate to a host controlled by them to capture hashes or enable relay attacks. +""" +from = "now-9m" +index = ["logs-system.security-*", "logs-windows.forwarded-*"] +language = "eql" +license = "Elastic License v2" +name = "Potential Forced Authentication - SMB Named Pipes" +references = [ + "https://github.com/p0dalirius/windows-coerced-authentication-methods", + "https://www.thehacker.recipes/a-d/movement/mitm-and-coerced-authentications", + "https://attack.mitre.org/techniques/T1187/", +] +risk_score = 21 +rule_id = "73d05fd0-d73b-4625-aa2e-3221965aa2e3" +setup = """## Setup + +The 'Audit Detailed File Share' audit policy must be configured (Success Failure). +Steps to implement the logging policy with Advanced Audit Configuration: + +``` +Computer Configuration > +Policies > +Windows Settings > +Security Settings > +Advanced Audit Policies Configuration > +Audit Policies > +Object Access > +Audit Detailed File Share (Success,Failure) +``` +""" +severity = "low" +tags = [ + "Domain: Endpoint", + "OS: Windows", + "Use Case: Threat Detection", + "Tactic: Credential Access", + "Data Source: Elastic Defend", + "Data Source: Active Directory", + "Use Case: Active Directory Monitoring", +] +timestamp_override = "event.ingested" +type = "eql" + +query = ''' +sequence by host.id, source.ip, user.name with maxspan=1s +[authentication where host.os.type == "windows" and event.action == "logged-in" and + winlog.event_data.AuthenticationPackageName : "NTLM" and winlog.event_data.SubjectUserSid == "S-1-0-0"] +[file where host.os.type == "windows" and event.code == "5145" and file.name : ("Spoolss", "netdfs", "lsarpc", "lsass", "netlogon", "samr", "efsrpc", "FssagentRpc")] +''' + + +[[rule.threat]] +framework = "MITRE ATT&CK" +[[rule.threat.technique]] +id = "T1187" +name = "Forced Authentication" +reference = "https://attack.mitre.org/techniques/T1187/" + + +[rule.threat.tactic] +id = "TA0006" +name = "Credential Access" +reference = "https://attack.mitre.org/tactics/TA0006/" +