SSH_Login_Failed
ID: 100468
Description:
A behavior rule to track first occurrence of SSH failed login, by asset (hostname).
This rule indicates the (first) occurrence of failed SSH login attempts on a particular machine. This rule also tracks the first time a particular authentication method is used. This indicates presence of a functional SSH Server on the network.
Notes: Corresponding rule SSH Login Accepted tracks successful login
Repository: Group: SSHD Type: event
Default Status:
Enabled
| Tags: | |
|---|---|
| SSH | SSHD |
Selector:
Query:
Filters:
| Field | MUST hit |
|---|---|
| @event_type | @sshd |
| @sshd.result | failed |
| Field | MUST NOT hit |
|---|---|
Behavior Rule:
| Key | Type | Behavior Category |
|---|---|---|
| @source | asset | account login |
Risks:
| Risks | Base Score | Dimension |
|---|---|---|
Attributes:
| Alias | Key |
|---|---|
| IP | @sshd.sip |
| Country | @sshd._ip.country |
| City | @sshd._ip.city |
| Organization | @sshd._ip.org |
| ISP | @sshd._ip.isp |
| Username | @sshd.user |
| Method | @sshd.method |
| Server | @source |
| Stream | @stream |
Correlation Rules:
First Occurrence:
| Name | Window | Fields |
|---|---|---|
| NewServer | 30 days | @source |
| Risks: | ML_NEW_ASSET | |
| NewMethod | 20 days | @sshd.method |
| Risks: | ML_NEW_APP |
History:
| User | Date |
|---|---|
| ho*d@fluencysecurity.com | 2021 Oct 6 17:44:16 EDT |
| ho*d@fluencysecurity.com | 2021 Oct 6 17:44:44 EDT |
| ho*d@fluencysecurity.com | 2021 Oct 6 17:47:52 EDT |
| ho*d@fluencysecurity.com | 2021 Oct 6 18:06:55 EDT |
| ho*d@fluencysecurity.com | 2021 Oct 7 11:07:18 EDT |
| ho*d@fluencysecurity.com | 2021 Oct 7 12:18:15 EDT |
This page was automatically created/formatted on Wed, 2022 May 4 21:43:53 EDT, from rule_dump.json (4d88bffdfb1cea26b3985f2193033606)