diff --git a/rules/windows/builtin/security/win_susp_lsass_dump_generic.yml b/rules/windows/builtin/security/win_susp_lsass_dump_generic.yml index 41e9ead15..6a385bc5e 100644 --- a/rules/windows/builtin/security/win_susp_lsass_dump_generic.yml +++ b/rules/windows/builtin/security/win_susp_lsass_dump_generic.yml @@ -72,7 +72,9 @@ detection: filter3: ProcessName: 'C:\Windows\CCM\CcmExec.exe' filter4: - ProcessName: 'C:\Windows\System32\taskhostw.exe' + ProcessName: + - 'C:\Windows\System32\taskhostw.exe' + - 'C:\Windows\System32\msiexec.exe' condition: 1 of selection_* and not 1 of filter* fields: - ComputerName diff --git a/rules/windows/process_access/proc_access_win_susp_proc_access_lsass_susp_source.yml b/rules/windows/process_access/proc_access_win_susp_proc_access_lsass_susp_source.yml index 726d944dc..8e49db55b 100644 --- a/rules/windows/process_access/proc_access_win_susp_proc_access_lsass_susp_source.yml +++ b/rules/windows/process_access/proc_access_win_susp_proc_access_lsass_susp_source.yml @@ -4,7 +4,7 @@ status: experimental description: Detects process access to LSASS memory with suspicious access flags and from a suspicious folder author: Florian Roth date: 2021/11/27 -modified: 2022/09/20 +modified: 2022/09/30 references: - https://docs.microsoft.com/en-us/windows/win32/procthread/process-security-and-access-rights - https://onedrive.live.com/view.aspx?resid=D026B4699190F1E6!2843&ithint=file%2cpptx&app=PowerPoint&authkey=!AMvCRTKB_V1J5ow @@ -88,6 +88,10 @@ detection: SourceImage|startswith: 'C:\Program Files (x86)\Google\Temp\' SourceImage|endswith: '.tmp\GoogleUpdate.exe' GrantedAccess: '0x410' + filter_adobe_temp: + SourceImage|startswith: + - 'C:\Program Files (x86)\Common Files\Adobe\ARM\' + - 'C:\Program Files\Common Files\Adobe\ARM\' condition: selection and not 1 of filter* fields: - User