Vendor: VMS Software

Product: OpenVMS

Rules	Models	MITRE TTPs	Event Types	Parsers
61	20	17	5	5

Use-Case	Event Types/Parsers	MITRE TTP	Content
Abnormal Authentication & Access	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1078 - Valid Accounts T1110 - Brute Force	7 Rules 2 Models
Brute Force Attack	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1110 - Brute Force	4 Rules
Compromised Credentials	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1003.003 - T1003.003 T1078 - Valid Accounts T1078.002 - T1078.002 T1083 - File and Directory Discovery T1558 - Steal or Forge Kerberos Tickets	30 Rules 15 Models
Data Access	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1083 - File and Directory Discovery	23 Rules 12 Models
Destruction of Data	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1070.004 - Indicator Removal on Host: File Deletion	1 Rules
Evasion	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1090.003 - Proxy: Multi-hop Proxy	1 Rules
Lateral Movement	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1078 - Valid Accounts T1110 - Brute Force T1550.002 - Use Alternate Authentication Material: Pass the Hash T1550.003 - Use Alternate Authentication Material: Pass the Ticket T1550.004 - Use Alternate Authentication Material: Web Session Cookie T1558 - Steal or Forge Kerberos Tickets	11 Rules 1 Models
Malware	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1027 - Obfuscated Files or Information T1204 - User Execution T1210 - Exploitation of Remote Services	5 Rules 3 Models
Privilege Abuse	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1078 - Valid Accounts T1078.002 - T1078.002	7 Rules 2 Models
Privilege Escalation	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1021.002 - Remote Services: SMB/Windows Admin Shares T1087 - Account Discovery T1210 - Exploitation of Remote Services	2 Rules 1 Models
Privileged Activity	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1068 - Exploitation for Privilege Escalation T1078 - Valid Accounts	4 Rules
Ransomware	app-activity-failed ↳openvms-file-delete batch-logon ↳openvms-failed-logon failed-logon ↳openvms-remote-login file-delete ↳openvms-file-access file-read ↳openvms-batch-logon	T1078 - Valid Accounts	1 Rules

ATT&CK Matrix for Enterprise

Initial Access	Execution	Persistence	Privilege Escalation	Defense Evasion	Credential Access	Discovery	Lateral Movement	Collection	Command and Control	Exfiltration	Impact
Valid Accounts	User Execution	Valid Accounts	Valid Accounts Exploitation for Privilege Escalation	Indicator Removal on Host: File Deletion Valid Accounts Use Alternate Authentication Material Use Alternate Authentication Material: Pass the Hash Indicator Removal on Host Use Alternate Authentication Material: Web Session Cookie Use Alternate Authentication Material: Pass the Ticket Obfuscated Files or Information	OS Credential Dumping Brute Force Steal or Forge Kerberos Tickets	Account Discovery File and Directory Discovery	Exploitation of Remote Services Remote Services Remote Services: SMB/Windows Admin Shares Use Alternate Authentication Material		Proxy: Multi-hop Proxy Proxy