{"id":"ffa6861c-4461-4f59-8a41-578c39f3f23e","title":"LSASS Dump Keyword In CommandLine","description":"Detects the presence of the keywords \"lsass\" and \".dmp\" in the commandline, which could indicate a potential attempt to dump or create a dump of the lsass process.\n","author":"E.M. Anhaus, Tony Lambert, oscd.community, Nasreddine Bencherchali (Nextron Systems)","status":"test","level":"high","date":"2019-10-24","modified":"2023-08-29","tags":["attack.credential-access","attack.t1003.001"],"technique_ids":["T1003.001"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unlikely"],"references":["https://github.com/Hackndo/lsassy","https://medium.com/@markmotig/some-ways-to-dump-lsass-exe-c4a75fdc49bf","https://github.com/elastic/detection-rules/blob/c76a39796972ecde44cb1da6df47f1b6562c9770/rules/windows/credential_access_lsass_memdump_file_created.toml","https://www.whiteoaksecurity.com/blog/attacks-defenses-dumping-lsass-no-mimikatz/","https://github.com/helpsystems/nanodump","https://github.com/CCob/MirrorDump"],"source_path":"rules/windows/process_creation/proc_creation_win_susp_lsass_dmp_cli_keywords.yml","source_sha256":"c2e2e6b1875339e71fe45c72754dbe299b34bb32ec14e74647b43555f460fd83","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_susp_lsass_dmp_cli_keywords.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: LSASS Dump Keyword In CommandLine\nid: ffa6861c-4461-4f59-8a41-578c39f3f23e\nrelated:\n    - id: a5a2d357-1ab8-4675-a967-ef9990a59391\n      type: derived\nstatus: test\ndescription: |\n    Detects the presence of the keywords \"lsass\" and \".dmp\" in the commandline, which could indicate a potential attempt to dump or create a dump of the lsass process.\nreferences:\n    - https://github.com/Hackndo/lsassy\n    - https://medium.com/@markmotig/some-ways-to-dump-lsass-exe-c4a75fdc49bf\n    - https://github.com/elastic/detection-rules/blob/c76a39796972ecde44cb1da6df47f1b6562c9770/rules/windows/credential_access_lsass_memdump_file_created.toml\n    - https://www.whiteoaksecurity.com/blog/attacks-defenses-dumping-lsass-no-mimikatz/\n    - https://github.com/helpsystems/nanodump\n    - https://github.com/CCob/MirrorDump\nauthor: E.M. Anhaus, Tony Lambert, oscd.community, Nasreddine Bencherchali (Nextron Systems)\ndate: 2019-10-24\nmodified: 2023-08-29\ntags:\n    - attack.credential-access\n    - attack.t1003.001\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        - CommandLine|contains:\n              - 'lsass.dmp'\n              - 'lsass.zip'\n              - 'lsass.rar'\n              - 'Andrew.dmp'\n              - 'Coredump.dmp'\n              - 'NotLSASS.zip'  # https://github.com/CCob/MirrorDump\n              - 'lsass_2'  # default format of procdump v9.0 is lsass_YYMMDD_HHmmss.dmp\n              - 'lsassdump'\n              - 'lsassdmp'\n        - CommandLine|contains|all:\n              - 'lsass'\n              - '.dmp'\n        - CommandLine|contains|all:\n              - 'SQLDmpr'\n              - '.mdmp'\n        - CommandLine|contains|all:\n              - 'nanodump'\n              - '.dmp'\n    condition: selection\nfalsepositives:\n    - Unlikely\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1003.001","id":"T1003.001","name":"LSASS Memory","page":"techniques/enterprise/T1003.001/"}],"data_path":"data/detection-rules/ffa6861c-4461-4f59-8a41-578c39f3f23e.json","kind":"sigma"}