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SigmaHQ/rules/windows/builtin/win_susp_lsass_dump_generic.yml

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oscd task #2 completed - new rules: + rules/windows/builtin/win_susp_lsass_dump_generic.yml + rules/windows/builtin/win_transferring_files_with_credential_data_via_ne twork_shares.yml + rules/windows/builtin/win_remote_registry_management_using_reg_utility.y ml + rules/windows/sysmon/sysmon_unsigned_image_loaded_into_lsass.yml + rules/windows/sysmon/sysmon_lsass_memory_dump_file_creation.yml + rules/windows/sysmon/sysmon_raw_disk_access_using_illegitimate_tools.yml + rules/windows/sysmon/sysmon_cred_dump_tools_dropped_files.yml + rules/windows/sysmon/sysmon_cred_dump_tools_named_pipes.yml + rules/windows/process_creation/process_creation_shadow_copies_creation.y ml + rules/windows/process_creation/process_creation_shadow_copies_deletion.y ml + rules/windows/process_creation/process_creation_copying_sensitive_files_ with_credential_data.yml + rules/windows/process_creation/process_creation_shadow_copies_access_sym link.yml + rules/windows/process_creation/process_creation_grabbing_sensitive_hives _via_reg.yml + rules/windows/process_creation/process_creation_mimikatz_command_line.ym l + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_dcsync.yml + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_netsync.yml .yml - updated rules: + rules/windows/builtin/win_susp_raccess_sensitive_fext.yml + rules/windows/builtin/win_mal_creddumper.yml + rules/windows/builtin/win_mal_service_installs.yml + rules/windows/process_creation/win_susp_process_creations.yml + rules/windows/sysmon/sysmon_powershell_exploit_scripts.yml + rules/windows/sysmon/sysmon_mimikatz_detection_lsass.yml - deprecated rules: + rules/windows/process_creation/win_susp_vssadmin_ntds_activity.yml
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title: Generic Password Dumper Activity on LSASS
UUIDs + moved unsupported logic * Added UUIDs to all contributed rules * Moved unsupported logic directory out of rules/ because this breaks CI testing.
2019-12-19 22:56:36 +00:00
id: 4a1b6da0-d94f-4fc3-98fc-2d9cb9e5ee76
oscd task #2 completed - new rules: + rules/windows/builtin/win_susp_lsass_dump_generic.yml + rules/windows/builtin/win_transferring_files_with_credential_data_via_ne twork_shares.yml + rules/windows/builtin/win_remote_registry_management_using_reg_utility.y ml + rules/windows/sysmon/sysmon_unsigned_image_loaded_into_lsass.yml + rules/windows/sysmon/sysmon_lsass_memory_dump_file_creation.yml + rules/windows/sysmon/sysmon_raw_disk_access_using_illegitimate_tools.yml + rules/windows/sysmon/sysmon_cred_dump_tools_dropped_files.yml + rules/windows/sysmon/sysmon_cred_dump_tools_named_pipes.yml + rules/windows/process_creation/process_creation_shadow_copies_creation.y ml + rules/windows/process_creation/process_creation_shadow_copies_deletion.y ml + rules/windows/process_creation/process_creation_copying_sensitive_files_ with_credential_data.yml + rules/windows/process_creation/process_creation_shadow_copies_access_sym link.yml + rules/windows/process_creation/process_creation_grabbing_sensitive_hives _via_reg.yml + rules/windows/process_creation/process_creation_mimikatz_command_line.ym l + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_dcsync.yml + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_netsync.yml .yml - updated rules: + rules/windows/builtin/win_susp_raccess_sensitive_fext.yml + rules/windows/builtin/win_mal_creddumper.yml + rules/windows/builtin/win_mal_service_installs.yml + rules/windows/process_creation/win_susp_process_creations.yml + rules/windows/sysmon/sysmon_powershell_exploit_scripts.yml + rules/windows/sysmon/sysmon_mimikatz_detection_lsass.yml - deprecated rules: + rules/windows/process_creation/win_susp_vssadmin_ntds_activity.yml
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description: Detects process handle on LSASS process with certain access mask
status: experimental
Update win_susp_lsass_dump_generic.yml
2019-11-07 01:27:53 +00:00
author: Roberto Rodriguez, Teymur Kheirkhabarov, Dimitrios Slamaris, Mark Russinovich, Aleksey Potapov, oscd.community (update)
oscd task #2 completed - new rules: + rules/windows/builtin/win_susp_lsass_dump_generic.yml + rules/windows/builtin/win_transferring_files_with_credential_data_via_ne twork_shares.yml + rules/windows/builtin/win_remote_registry_management_using_reg_utility.y ml + rules/windows/sysmon/sysmon_unsigned_image_loaded_into_lsass.yml + rules/windows/sysmon/sysmon_lsass_memory_dump_file_creation.yml + rules/windows/sysmon/sysmon_raw_disk_access_using_illegitimate_tools.yml + rules/windows/sysmon/sysmon_cred_dump_tools_dropped_files.yml + rules/windows/sysmon/sysmon_cred_dump_tools_named_pipes.yml + rules/windows/process_creation/process_creation_shadow_copies_creation.y ml + rules/windows/process_creation/process_creation_shadow_copies_deletion.y ml + rules/windows/process_creation/process_creation_copying_sensitive_files_ with_credential_data.yml + rules/windows/process_creation/process_creation_shadow_copies_access_sym link.yml + rules/windows/process_creation/process_creation_grabbing_sensitive_hives _via_reg.yml + rules/windows/process_creation/process_creation_mimikatz_command_line.ym l + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_dcsync.yml + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_netsync.yml .yml - updated rules: + rules/windows/builtin/win_susp_raccess_sensitive_fext.yml + rules/windows/builtin/win_mal_creddumper.yml + rules/windows/builtin/win_mal_service_installs.yml + rules/windows/process_creation/win_susp_process_creations.yml + rules/windows/sysmon/sysmon_powershell_exploit_scripts.yml + rules/windows/sysmon/sysmon_mimikatz_detection_lsass.yml - deprecated rules: + rules/windows/process_creation/win_susp_vssadmin_ntds_activity.yml
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date: 2019/11/01
Update win_susp_lsass_dump_generic.yml
2019-11-07 01:27:53 +00:00
modified: 2019/11/07
oscd task #2 completed - new rules: + rules/windows/builtin/win_susp_lsass_dump_generic.yml + rules/windows/builtin/win_transferring_files_with_credential_data_via_ne twork_shares.yml + rules/windows/builtin/win_remote_registry_management_using_reg_utility.y ml + rules/windows/sysmon/sysmon_unsigned_image_loaded_into_lsass.yml + rules/windows/sysmon/sysmon_lsass_memory_dump_file_creation.yml + rules/windows/sysmon/sysmon_raw_disk_access_using_illegitimate_tools.yml + rules/windows/sysmon/sysmon_cred_dump_tools_dropped_files.yml + rules/windows/sysmon/sysmon_cred_dump_tools_named_pipes.yml + rules/windows/process_creation/process_creation_shadow_copies_creation.y ml + rules/windows/process_creation/process_creation_shadow_copies_deletion.y ml + rules/windows/process_creation/process_creation_copying_sensitive_files_ with_credential_data.yml + rules/windows/process_creation/process_creation_shadow_copies_access_sym link.yml + rules/windows/process_creation/process_creation_grabbing_sensitive_hives _via_reg.yml + rules/windows/process_creation/process_creation_mimikatz_command_line.ym l + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_dcsync.yml + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_netsync.yml .yml - updated rules: + rules/windows/builtin/win_susp_raccess_sensitive_fext.yml + rules/windows/builtin/win_mal_creddumper.yml + rules/windows/builtin/win_mal_service_installs.yml + rules/windows/process_creation/win_susp_process_creations.yml + rules/windows/sysmon/sysmon_powershell_exploit_scripts.yml + rules/windows/sysmon/sysmon_mimikatz_detection_lsass.yml - deprecated rules: + rules/windows/process_creation/win_susp_vssadmin_ntds_activity.yml
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references:
- https://cyberwardog.blogspot.com/2017/03/chronicles-of-threat-hunter-hunting-for_22.html
- https://www.slideshare.net/heirhabarov/hunting-for-credentials-dumping-in-windows-environment
tags:
- attack.credential_access
- attack.t1003
- car.2019-04-004
logsource:
product: windows
service: security
detection:
selection_1:
EventID: 4656
Update win_susp_lsass_dump_generic.yml
2019-11-07 01:27:53 +00:00
ObjectName|endswith: '\lsass.exe'
oscd task #2 completed - new rules: + rules/windows/builtin/win_susp_lsass_dump_generic.yml + rules/windows/builtin/win_transferring_files_with_credential_data_via_ne twork_shares.yml + rules/windows/builtin/win_remote_registry_management_using_reg_utility.y ml + rules/windows/sysmon/sysmon_unsigned_image_loaded_into_lsass.yml + rules/windows/sysmon/sysmon_lsass_memory_dump_file_creation.yml + rules/windows/sysmon/sysmon_raw_disk_access_using_illegitimate_tools.yml + rules/windows/sysmon/sysmon_cred_dump_tools_dropped_files.yml + rules/windows/sysmon/sysmon_cred_dump_tools_named_pipes.yml + rules/windows/process_creation/process_creation_shadow_copies_creation.y ml + rules/windows/process_creation/process_creation_shadow_copies_deletion.y ml + rules/windows/process_creation/process_creation_copying_sensitive_files_ with_credential_data.yml + rules/windows/process_creation/process_creation_shadow_copies_access_sym link.yml + rules/windows/process_creation/process_creation_grabbing_sensitive_hives _via_reg.yml + rules/windows/process_creation/process_creation_mimikatz_command_line.ym l + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_dcsync.yml + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_netsync.yml .yml - updated rules: + rules/windows/builtin/win_susp_raccess_sensitive_fext.yml + rules/windows/builtin/win_mal_creddumper.yml + rules/windows/builtin/win_mal_service_installs.yml + rules/windows/process_creation/win_susp_process_creations.yml + rules/windows/sysmon/sysmon_powershell_exploit_scripts.yml + rules/windows/sysmon/sysmon_mimikatz_detection_lsass.yml - deprecated rules: + rules/windows/process_creation/win_susp_vssadmin_ntds_activity.yml
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AccessMask|contains:
- '0x40'
- '0x1400'
- '0x1000'
- '0x100000'
- '0x1410' # car.2019-04-004
- '0x1010' # car.2019-04-004
- '0x1438' # car.2019-04-004
- '0x143a' # car.2019-04-004
- '0x1418' # car.2019-04-004
Update win_susp_lsass_dump_generic.yml
2019-11-13 21:45:47 +00:00
- '0x1f0fff'
- '0x1f1fff'
- '0x1f2fff'
- '0x1f3fff'
oscd task #2 completed - new rules: + rules/windows/builtin/win_susp_lsass_dump_generic.yml + rules/windows/builtin/win_transferring_files_with_credential_data_via_ne twork_shares.yml + rules/windows/builtin/win_remote_registry_management_using_reg_utility.y ml + rules/windows/sysmon/sysmon_unsigned_image_loaded_into_lsass.yml + rules/windows/sysmon/sysmon_lsass_memory_dump_file_creation.yml + rules/windows/sysmon/sysmon_raw_disk_access_using_illegitimate_tools.yml + rules/windows/sysmon/sysmon_cred_dump_tools_dropped_files.yml + rules/windows/sysmon/sysmon_cred_dump_tools_named_pipes.yml + rules/windows/process_creation/process_creation_shadow_copies_creation.y ml + rules/windows/process_creation/process_creation_shadow_copies_deletion.y ml + rules/windows/process_creation/process_creation_copying_sensitive_files_ with_credential_data.yml + rules/windows/process_creation/process_creation_shadow_copies_access_sym link.yml + rules/windows/process_creation/process_creation_grabbing_sensitive_hives _via_reg.yml + rules/windows/process_creation/process_creation_mimikatz_command_line.ym l + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_dcsync.yml + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_netsync.yml .yml - updated rules: + rules/windows/builtin/win_susp_raccess_sensitive_fext.yml + rules/windows/builtin/win_mal_creddumper.yml + rules/windows/builtin/win_mal_service_installs.yml + rules/windows/process_creation/win_susp_process_creations.yml + rules/windows/sysmon/sysmon_powershell_exploit_scripts.yml + rules/windows/sysmon/sysmon_mimikatz_detection_lsass.yml - deprecated rules: + rules/windows/process_creation/win_susp_vssadmin_ntds_activity.yml
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selection_2:
EventID: 4663
Update win_susp_lsass_dump_generic.yml
2019-11-07 01:27:53 +00:00
ObjectName|endswith: '\lsass.exe'
oscd task #2 completed - new rules: + rules/windows/builtin/win_susp_lsass_dump_generic.yml + rules/windows/builtin/win_transferring_files_with_credential_data_via_ne twork_shares.yml + rules/windows/builtin/win_remote_registry_management_using_reg_utility.y ml + rules/windows/sysmon/sysmon_unsigned_image_loaded_into_lsass.yml + rules/windows/sysmon/sysmon_lsass_memory_dump_file_creation.yml + rules/windows/sysmon/sysmon_raw_disk_access_using_illegitimate_tools.yml + rules/windows/sysmon/sysmon_cred_dump_tools_dropped_files.yml + rules/windows/sysmon/sysmon_cred_dump_tools_named_pipes.yml + rules/windows/process_creation/process_creation_shadow_copies_creation.y ml + rules/windows/process_creation/process_creation_shadow_copies_deletion.y ml + rules/windows/process_creation/process_creation_copying_sensitive_files_ with_credential_data.yml + rules/windows/process_creation/process_creation_shadow_copies_access_sym link.yml + rules/windows/process_creation/process_creation_grabbing_sensitive_hives _via_reg.yml + rules/windows/process_creation/process_creation_mimikatz_command_line.ym l + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_dcsync.yml + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_netsync.yml .yml - updated rules: + rules/windows/builtin/win_susp_raccess_sensitive_fext.yml + rules/windows/builtin/win_mal_creddumper.yml + rules/windows/builtin/win_mal_service_installs.yml + rules/windows/process_creation/win_susp_process_creations.yml + rules/windows/sysmon/sysmon_powershell_exploit_scripts.yml + rules/windows/sysmon/sysmon_mimikatz_detection_lsass.yml - deprecated rules: + rules/windows/process_creation/win_susp_vssadmin_ntds_activity.yml
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AccessList|contains:
- '4484'
- '4416'
filter:
Update win_susp_lsass_dump_generic.yml
2019-11-07 01:27:53 +00:00
ProcessName|endswith:
- '\wmiprvse.exe'
- '\taskmgr.exe'
- '\procexp64.exe'
- '\procexp.exe'
- '\lsm.exe'
- '\csrss.exe'
- '\wininit.exe'
- '\vmtoolsd.exe'
oscd task #2 completed - new rules: + rules/windows/builtin/win_susp_lsass_dump_generic.yml + rules/windows/builtin/win_transferring_files_with_credential_data_via_ne twork_shares.yml + rules/windows/builtin/win_remote_registry_management_using_reg_utility.y ml + rules/windows/sysmon/sysmon_unsigned_image_loaded_into_lsass.yml + rules/windows/sysmon/sysmon_lsass_memory_dump_file_creation.yml + rules/windows/sysmon/sysmon_raw_disk_access_using_illegitimate_tools.yml + rules/windows/sysmon/sysmon_cred_dump_tools_dropped_files.yml + rules/windows/sysmon/sysmon_cred_dump_tools_named_pipes.yml + rules/windows/process_creation/process_creation_shadow_copies_creation.y ml + rules/windows/process_creation/process_creation_shadow_copies_deletion.y ml + rules/windows/process_creation/process_creation_copying_sensitive_files_ with_credential_data.yml + rules/windows/process_creation/process_creation_shadow_copies_access_sym link.yml + rules/windows/process_creation/process_creation_grabbing_sensitive_hives _via_reg.yml + rules/windows/process_creation/process_creation_mimikatz_command_line.ym l + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_dcsync.yml + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_netsync.yml .yml - updated rules: + rules/windows/builtin/win_susp_raccess_sensitive_fext.yml + rules/windows/builtin/win_mal_creddumper.yml + rules/windows/builtin/win_mal_service_installs.yml + rules/windows/process_creation/win_susp_process_creations.yml + rules/windows/sysmon/sysmon_powershell_exploit_scripts.yml + rules/windows/sysmon/sysmon_mimikatz_detection_lsass.yml - deprecated rules: + rules/windows/process_creation/win_susp_vssadmin_ntds_activity.yml
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condition: selection_1 or selection_2 and not filter
OSCD QA wave 1 * Checked all rules against Mordor and EVTX samples datasets * Added field names * Some severity adjustments * Fixes
2020-01-10 23:11:27 +00:00
fields:
- ComputerName
- SubjectDomainName
- SubjectUserName
- ProcessName
- ProcessID
oscd task #2 completed - new rules: + rules/windows/builtin/win_susp_lsass_dump_generic.yml + rules/windows/builtin/win_transferring_files_with_credential_data_via_ne twork_shares.yml + rules/windows/builtin/win_remote_registry_management_using_reg_utility.y ml + rules/windows/sysmon/sysmon_unsigned_image_loaded_into_lsass.yml + rules/windows/sysmon/sysmon_lsass_memory_dump_file_creation.yml + rules/windows/sysmon/sysmon_raw_disk_access_using_illegitimate_tools.yml + rules/windows/sysmon/sysmon_cred_dump_tools_dropped_files.yml + rules/windows/sysmon/sysmon_cred_dump_tools_named_pipes.yml + rules/windows/process_creation/process_creation_shadow_copies_creation.y ml + rules/windows/process_creation/process_creation_shadow_copies_deletion.y ml + rules/windows/process_creation/process_creation_copying_sensitive_files_ with_credential_data.yml + rules/windows/process_creation/process_creation_shadow_copies_access_sym link.yml + rules/windows/process_creation/process_creation_grabbing_sensitive_hives _via_reg.yml + rules/windows/process_creation/process_creation_mimikatz_command_line.ym l + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_dcsync.yml + rules/windows/unsupported_logic/builtin/dumping_ntds.dit_via_netsync.yml .yml - updated rules: + rules/windows/builtin/win_susp_raccess_sensitive_fext.yml + rules/windows/builtin/win_mal_creddumper.yml + rules/windows/builtin/win_mal_service_installs.yml + rules/windows/process_creation/win_susp_process_creations.yml + rules/windows/sysmon/sysmon_powershell_exploit_scripts.yml + rules/windows/sysmon/sysmon_mimikatz_detection_lsass.yml - deprecated rules: + rules/windows/process_creation/win_susp_vssadmin_ntds_activity.yml
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falsepositives:
- Legitimate software accessing LSASS process for legitimate reason; update the whitelist with it
level: high
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