diff --git a/rules/windows/process_creation/proc_creation_win_office_shell.yml b/rules/windows/process_creation/proc_creation_win_office_shell.yml index 342af706d..86bc87906 100644 --- a/rules/windows/process_creation/proc_creation_win_office_shell.yml +++ b/rules/windows/process_creation/proc_creation_win_office_shell.yml @@ -7,7 +7,7 @@ references: - https://www.hybrid-analysis.com/sample/465aabe132ccb949e75b8ab9c5bda36d80cf2fd503d52b8bad54e295f28bbc21?environmentId=100 - https://mgreen27.github.io/posts/2018/04/02/DownloadCradle.html date: 2018/04/06 -modified: 2022/02/22 +modified: 2022/02/23 logsource: category: process_creation product: windows @@ -47,6 +47,12 @@ detection: ParentImage|endswith: '\OUTLOOK.EXE' Image|endswith: '\rundll32.exe' CommandLine|contains: '\PhotoViewer.dll' + filter_outlook_printattachments: # https://twitter.com/KickaKamil/status/1496238278659485696 + ParentImage|endswith: '\OUTLOOK.EXE' + Image|endswith: '\rundll32.exe' + CommandLine|contains|all: + - 'shell32.dll,Control_RunDLL' + - '\SYSTEM32\SPOOL\DRIVERS\' condition: selection and not 1 of filter* fields: - CommandLine