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.
3,626 rules
Windows Process Creation: Automated Document and Directory Discovery via dir and findstr
Flags Windows commands combining recursive dir listing, FINDSTR usage, and document-type targeting in one execution.
frack113, Huntrule TeamWindowsprocess_creationMedium304Free2021-07-28PowerShell Script Block Collection of Documents via Recursive Get-ChildItem
Alerts on PowerShell file enumeration that recursively searches and includes common document extensions via Get-ChildItem.
frack113, Huntrule TeamWindowsps_scriptMedium373Free2021-07-28Windows: WinZip executed with password flag and archive parameters indicative of data staging
Flags Windows executions of WinZip/WinZip64 using a password flag and archive parameters that can support data staging.
frack113, Huntrule TeamWindowsprocess_creationMedium258Free2021-07-27Windows: clip.exe Execution to Copy Data to Clipboard
Flags execution of clip.exe on Windows, a common utility for copying data into the clipboard.
frack113, Huntrule TeamWindowsprocess_creationLow181Free2021-07-27Windows: 7-Zip password-protected archive creation for potential data exfiltration
Flags 7-Zip archive creation on Windows with a password flag and archive-action parameters.
frack113, Huntrule TeamWindowsprocess_creationMedium366Free2021-07-27Windows nltest.exe Recon via Server Query and Domain Trust Enumeration
Alerts on nltest.exe commands with server/query and domain trust enumeration arguments often used for Windows discovery.
Craig Young, oscd.community, Georg Lauenstein, Huntrule TeamWindowsprocess_creationMedium213Free2021-07-24Windows Hacktool Execution Indicators for SMB/NTLM Relay and Potato-Style Privilege Escalation
Alerts on Windows execution of common SMB/NTLM relay and “Potato” privilege escalation hacktool indicators via process creation fields.
Florian Roth (Nextron Systems), Huntrule TeamWindowsprocess_creationCritical171Free2021-07-24Windows Process Creation: Impacket HackTool Binary Execution via Named Image Matches
Flags execution of Windows impacket compiled binaries based on distinctive tool names in the process Image.
Florian Roth (Nextron Systems), Huntrule TeamWindowsprocess_creationHigh509Free2021-07-24Azure Activity Logs: Kubernetes Pod Deletion via Connected Clusters API
Flags Azure Activity Log events indicating Kubernetes pods were deleted for connected clusters.
Austin Songer @austinsonger, Huntrule TeamAzureactivitylogsMedium233Free2021-07-24Azure Kubernetes Events Deleted via Activity Logs
Identifies Azure Activity Log entries where Kubernetes event records are deleted for connected clusters.
Austin Songer @austinsonger, Huntrule TeamAzureactivitylogsMedium5410Free2021-07-24AWS CloudTrail: IAMUser STS GetSessionToken Use
Alerts on CloudTrail STS GetSessionToken calls made by IAM users, indicating potential temporary credential misuse.
Austin Songer @austinsonger, Huntrule TeamAwscloudtrailLow201Free2021-07-24AWS CloudTrail: Suspicious STS AssumeRole sessions from Role-issued principals
Alert on CloudTrail AssumeRole events initiated from an already assumed role session.
Austin Songer @austinsonger, Huntrule TeamAwscloudtrailLow237Free2021-07-24AWS CloudTrail S3 Bucket/Replication Configuration Tampering via Management API Calls
Flags CloudTrail S3 management API actions that modify bucket protections or move/restore objects.
Austin Songer @austinsonger, Huntrule TeamAwscloudtrailLow311Free2021-07-24AWS ElastiCache Cache Security Group Modified or Deleted via CloudTrail
Flags CloudTrail activity indicating an ElastiCache security group was modified or deleted.
Austin Songer @austinsonger, Huntrule TeamAwscloudtrailLow457Free2021-07-24AWS CloudTrail: ElastiCache Cache Security Group Created
Flags CloudTrail events indicating a new ElastiCache cache security group was created.
Austin Songer @austinsonger, Huntrule TeamAwscloudtrailLow222Free2021-07-24