Sigma detection rules, expert-reviewed

Each one is checked against the reporting it came from before it is published, and shows the ATT&CK technique it covers, the telemetry it needs and where it falls short.

ATT&CK coverage

Initial access
Execution
Persistence
Privilege escalation
Defense evasion
Credential access
Discovery
Lateral movement
Collection
Command and control
Exfiltration
Impact

6,063 rules

Windows Security and Eventlog Cleared via Event IDs 517 or 1102
Flags Windows event log clearing using Security Event ID 517 and Microsoft-Windows-Eventlog Event ID 1102.
Florian Roth (Nextron Systems), Huntrule TeamWindowssecurityHigh368
Free2017-01-10
Windows Webshell Recon Command-Line Keywords via Web Server Processes
Flags Windows process chains where web server parents spawn reconnaissance- and execution-related command lines indicative of webshell activity.
Florian Roth (Nextron Systems), Jonhnathan Ribeiro, Anton Kutepov, oscd.community, Chad Hudson, Matt Anderson, Huntrule TeamWindowsprocess_creationHigh307
Free2017-01-01
Windows WerFault Access to lsass.exe Indicative of Credential Dumping Attempts
Alert on WerFault.exe gaining broad access to lsass.exe, consistent with credential dumping attempts.
Florian Roth (Nextron Systems), Huntrule TeamWindowsprocess_accessHigh183
Free2012-06-27