Sysmon

system Monitor (Sysmon) is a Windows system service and device driver that, once installed on a system, remains resident across system reboots to monitor and log system activity to the Windows event log. It provides detailed information about process creations, network connections, and changes to file creation time.

Event ID 1: Process Creation

• takes → CommandLine || Image

<RuleGroup name="" groupRelation="or">
	<ProcessCreate onmatch="exclude">
	 	<CommandLine condition="is">C:\\Windows\\system32\\svchost.exe -k appmodel -p -s camsvc</CommandLine>
	</ProcessCreate>
</RuleGroup>

Event ID 3: Network Connection

• takes → Image || DestinationPort

<RuleGroup name="" groupRelation="or">
	<NetworkConnect onmatch="include">
	 	<Image condition="image">nmap.exe</Image>
	 	<DestinationPort name="Alert,Metasploit" condition="is">444</DestinationPort>
	</NetworkConnect>
</RuleGroup>

Event ID 7: Image Loaded

• mostly look for DLL injections hijackings.
• takes → Image, Signed, ImageLoaded, Signature

<RuleGroup name="" groupRelation="or">
	<ImageLoad onmatch="include">
	 	<ImageLoaded condition="contains">\\Temp\\</ImageLoaded>
	</ImageLoad>
</RuleGroup>

Event ID 8: CreateRemoteThread