WMI
Last updated
C:\Windows\System32\wbem\Repository
OBJECTS.DATA
WMI Persistence goldmine log
Ports:
TCP 135
HTTP 5985
HTTPS 5986
On by default in Windows 2012R2/8.1+
5857: Indicates time of wmiprvse.exe execution and path to provider DLL. Attackers sometimes install malicious WMI provider DLLs
Event ID 5858: Operation_ClientFailure
Event ID 5859: Operation_EssStarted
5860: Registration of temporary Event Consumer.
5861: Registration of permanent Event Consumer. Typically used for persistence, but can be used for remote execution.
WMI -Activity Event ID 5857 shows WmiPrvSE.exe starting up.
Security Event ID 4624 shows SYSTEM authenticating with Service logon type 5 right when WmiPrvSE.exe executed.
Event ID 4624 is also seen authenticating with Logon Type 3, seconds before WMI execution.
Scroll down a bit more to get Source IP and Source Port. The random port could indicate WMI/RPC usage.
Enable WMI-Trace logging to see WMI cmd/queries from remote machines.
