diff --git a/rules/windows/file/file_event/file_event_win_lsass_default_dump_file_names.yml b/rules/windows/file/file_event/file_event_win_lsass_default_dump_file_names.yml index 53ac3955b2b..212f36f172a 100644 --- a/rules/windows/file/file_event/file_event_win_lsass_default_dump_file_names.yml +++ b/rules/windows/file/file_event/file_event_win_lsass_default_dump_file_names.yml @@ -14,9 +14,11 @@ references: - https://www.whiteoaksecurity.com/blog/attacks-defenses-dumping-lsass-no-mimikatz/ - https://github.com/helpsystems/nanodump - https://github.com/CCob/MirrorDump + - https://github.com/safedv/RustiveDump/blob/1a9b026b477587becfb62df9677cede619d42030/src/main.rs#L35 + - https://github.com/ricardojoserf/NativeDump/blob/01d8cd17f31f51f5955a38e85cd3c83a17596175/NativeDump/Program.cs#L258 author: Florian Roth (Nextron Systems) date: 2021-11-15 -modified: 2023-09-05 +modified: 2024-10-08 tags: - attack.credential-access - attack.t1003.001 @@ -26,18 +28,19 @@ logsource: detection: selection_1: TargetFilename|endswith: - - '\lsass.dmp' - - '\lsass.zip' - - '\lsass.rar' - '\Andrew.dmp' - '\Coredump.dmp' + - '\lsass.dmp' + - '\lsass.rar' + - '\lsass.zip' - '\NotLSASS.zip' # https://github.com/CCob/MirrorDump - '\PPLBlade.dmp' # https://github.com/tastypepperoni/PPLBlade + - '\rustive.dmp' # https://github.com/safedv/RustiveDump/blob/main/src/main.rs#L35 selection_2: TargetFilename|contains: - '\lsass_2' # default format of procdump v9.0 is lsass_YYMMDD_HHmmss.dmp - - '\lsassdump' - '\lsassdmp' + - '\lsassdump' selection_3: TargetFilename|contains|all: - '\lsass' @@ -46,7 +49,9 @@ detection: TargetFilename|contains: 'SQLDmpr' TargetFilename|endswith: '.mdmp' selection_5: - TargetFilename|startswith: 'nanodump' + TargetFilename|contains: + - '\nanodump' + - '\proc_' # NativeDump pattern https://github.com/ricardojoserf/NativeDump/blob/01d8cd17f31f51f5955a38e85cd3c83a17596175/NativeDump/Program.cs#L258 TargetFilename|endswith: '.dmp' condition: 1 of selection_* falsepositives: