Detectionhighexperimental

OpenCanary - NMAP NULL Scan

Detects instances where an OpenCanary node has been targeted by a NMAP NULL Scan

Convert In Phoenix Studio

Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.

Marco PedrinazziCreated Tue Jan 0668b8547b-107f-43f3-97fb-900a7d63c190application

Log Source

opencanaryapplication

Productopencanary← raw: opencanary

Categoryapplication← raw: application

Detection Logic

detection:
    selection:
        logtype: 5003
    condition: selection

False Positives

Unlikely

False positives are unlikely for most environments. High confidence detection.

References

MITRE ATT&CK

Tactics

Techniques

Rule Metadata

Rule ID

68b8547b-107f-43f3-97fb-900a7d63c190

Status

experimental

Level

high

Type

Detection

Created

Tue Jan 06

Author

Path

rules/application/opencanary/opencanary_portscan_nmap_null_scan.yaml

Raw Tags

attack.discoveryattack.t1046