Command line utility used to export Active Directory.
ntdsutil.exe "ac i ntds" "ifm" "create full c:\" q q
Dump NTDS.dit into folder
Dumping of Active Directory NTDS.dit database
C:\Windows\System32\ntdsutil.exe
Sigma: https://github.com/SigmaHQ/sigma/blob/683b63f8184b93c9564c4310d10c571cbe367e1e/rules/windows/process_creation/proc_creation_win_ntdsutil_usage.yml, Splunk: https://github.com/splunk/security_content/blob/2b87b26bdc2a84b65b1355ffbd5174bdbdb1879c/detections/endpoint/ntdsutil_export_ntds.yml, Elastic: https://github.com/elastic/detection-rules/blob/5bdf70e72c6cd4547624c521108189af994af449/rules/windows/credential_access_cmdline_dump_tool.toml, IOC: ntdsutil.exe with command line including "ifm"
Sean Metcalf (@PyroTek3)