Rules: High Severity Intrusion Signature
This rule looks for an intrusion product detecting a high severity intrusion signature sourcing from an internal IP.
| Detail | Value |
|---|---|
| Type | Templated Match |
| Category | Discovery |
| Apply Risk to Entities | srcDevice_hostname, srcDevice_ip, user_username |
| Signal Name | {{metadata_vendor}} {{metadata_product}} High Severity Intrusion Signature |
| Summary Expression | High Severity Intrusion Signature detected: {{threat_name}} from IP: {{srcDevice_ip}} |
| Score/Severity | Static: 3 |
| Enabled by Default | True |
| Prototype | False |
| Tags | _mitreAttackTactic:TA0007, _mitreAttackTechnique:T1046 |
- Amazon AWS - Network Firewall
- Cisco Systems - ASA
- Cisco Systems - Firepower
- Cisco Systems - Meraki
- Fortinet - Fortigate
- OISF - Suricata IDS
- Palo Alto Networks - Next Generation Firewall
| Origin | Field |
|---|---|
| Normalized Schema | listMatches |
| Normalized Schema | metadata_product |
| Normalized Schema | metadata_vendor |
| Normalized Schema | normalizedSeverity |
| Normalized Schema | srcDevice_hostname |
| Normalized Schema | srcDevice_ip |
| Normalized Schema | srcDevice_ip_isInternal |
| Normalized Schema | threat_ruleType |
| Normalized Schema | user_username |