Windows Problem Steps Recorder, used to record screen and clicks. Located at: c:\windows\system32\psr.exe; c:\windows\syswow64\psr.exe.
psrpsrSandbox: execFile · Timeout: 30s
recon.enumeration Outputs
process.output Command execution output
network_traffic Produces
process.output| Resource | Value |
|---|---|
| CPU | low |
| Memory | 16 MB |
| Network | medium |
| Disk I/O | low |
Record a user screen without creating a GUI. You should use "psr.exe /stop" to stop recording and create output file. (Can be used to take screenshots of the user environment)
psr.exe /start /output {PATH_ABSOLUTE:.zip} /sc 1 /gui 0| Type | Rule / Indicator |
|---|---|
| sigma | https://github.com/SigmaHQ/sigma/blob/c04bef2fbbe8beff6c7620d5d7ea6872dbe7acba/rules/windows/process_creation/proc_creation_win_psr_capture_screenshots.yml |
| ioc | psr.exe spawned |
| ioc | suspicious activity when running with "/gui 0" flag |
psr is a Windows LOLBin. Windows Problem Steps Recorder, used to record screen and clicks. Located at: c:\windows\system32\psr.exe; c:\windows\syswow64\psr.exe.