Rules: Proofpoint POD Suspicious Email
Detects emails with a spam score greater than 50 using Proofpoint POD.
| Detail | Value |
|---|---|
| Type | Templated Match |
| Category | Initial Access |
| Apply Risk to Entities | srcDevice_hostname, srcDevice_ip, user_username, targetUser_username |
| Signal Name | Proofpoint POD Suspicious Email |
| Summary Expression | Email from {{email_sender}} to {{targetUser_email}} with subject {{email_subject}} has a spam score above 50. |
| Score/Severity | Static: 1 |
| Enabled by Default | True |
| Prototype | False |
| Tags | _mitreAttackTactic:TA0001, _mitreAttackTactic:TA0009, _mitreAttackTactic:TA0043, _mitreAttackTechnique:T1566, _mitreAttackTechnique:T1566.001, _mitreAttackTechnique:T1566.002, _mitreAttackTechnique:T1598, _mitreAttackTechnique:T1598.002, _mitreAttackTechnique:T1598.003 |
| Origin | Field |
|---|---|
| Direct from Record | fields['filter.modules.spam.scores.classifiers.impostor'] |
| Direct from Record | fields['filter.modules.spam.scores.classifiers.malware'] |
| Direct from Record | fields['filter.modules.spam.scores.classifiers.mlx'] |
| Direct from Record | fields['filter.modules.spam.scores.classifiers.phish'] |
| Direct from Record | fields['filter.modules.spam.scores.classifiers.spam'] |
| Normalized Schema | metadata_product |
| Normalized Schema | metadata_vendor |
| Normalized Schema | srcDevice_hostname |
| Normalized Schema | srcDevice_ip |
| Normalized Schema | targetUser_username |
| Normalized Schema | user_username |