Detection rules › Sigma
Root Certificate Installed From Susp Locations
Adversaries may install a root certificate on a compromised system to avoid warnings when connecting to adversary controlled web servers.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Defense Evasion | T1553.004 Subvert Trust Controls: Install Root Certificate |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
| Security-Auditing | 4688 | A new process has been created. |
Stages and Predicates
Stage 1: selection
or:
CommandLine|contains: ':\Users\Public\'
CommandLine|contains: ':\Windows\TEMP\'
CommandLine|contains: '\AppData\Local\Temp\'
CommandLine|contains: '\Desktop\'
CommandLine|contains: '\Downloads\'
CommandLine|contains: '\Perflogs\'
CommandLine|contains: ' -FilePath '
CommandLine|contains: 'Cert:\LocalMachine\Root'
CommandLine|contains: Import-Certificate
Indicators
Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.
| Field | Kind | Values |
|---|---|---|
CommandLine | match |
|