Detection rules › Sigma
Screen Capture Activity Via Psr.EXE
Detects execution of Windows Problem Steps Recorder (psr.exe), a utility used to record the user screen and clicks.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Collection | T1113 Screen Capture |
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: -start
CommandLine|contains: '/start'
Image|endswith: '\Psr.exe'
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 |
|
Image | ends_with |
|