diff --git a/detections/endpoint/mshtml_module_load_in_office_product.yml b/detections/endpoint/mshtml_module_load_in_office_product.yml index 10ec4eb2d1..5cb397de90 100644 --- a/detections/endpoint/mshtml_module_load_in_office_product.yml +++ b/detections/endpoint/mshtml_module_load_in_office_product.yml @@ -11,7 +11,7 @@ description: The following detection identifies the module load of mshtml.dll in malicious document will load ActiveX, which activates the MSHTML component. The vulnerability resides in the MSHTML component. During triage, identify parallel processes and capture any file modifications for analysis. -search: '`sysmon` EventID=7 process_name IN ("winword.exe","excel.exe","powerpnt.exe","mspub.exe","visio.exe","wordpad.exe","wordview.exe") +search: '`sysmon` EventID=7 parent_process_name IN ("winword.exe","excel.exe","powerpnt.exe","mspub.exe","visio.exe","wordpad.exe","wordview.exe") ImageLoaded IN ("*\\mshtml.dll", "*\\Microsoft.mshtml.dll","*\\IE.Interop.MSHTML.dll","*\\MshtmlDac.dll","*\\MshtmlDed.dll","*\\MshtmlDer.dll") | stats count min(_time) as firstTime max(_time) as lastTime by Computer, process_name, ImageLoaded, OriginalFileName, ProcessGuid | rename Computer as dest | `security_content_ctime(firstTime)`