Detection rules › Sigma
Persistence Via Sticky Key Backdoor
By replacing the sticky keys executable with the local admins CMD executable, an attacker is able to access a privileged windows console session without authenticating to the system. When the sticky keys are "activated" the privilleged shell is launched.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Persistence | T1546.008 Event Triggered Execution: Accessibility Features |
| Privilege Escalation | T1546.008 Event Triggered Execution: Accessibility Features |
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
CommandLine|contains: '/y '
CommandLine|contains: 'C:\windows\system32\cmd.exe C:\windows\system32\sethc.exe'
CommandLine|contains: 'copy '
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 |
|