Merge pull request #73 from Lemonada/master

Add psr.exe

yml/OSBinaries/Psr.yml

@@ -0,0 +1,28 @@
+---
+Name: Psr.exe
+Description: Windows Problem Steps Recorder, used to record screen and clicks.
+Author: Leon Rodenko
+Created: '2020-06-27
+Commands:
+  - Command: psr.exe /start /output D:\test.zip /sc 1 /gui 0
+    Description: Record a user screen without creating a GUI. You should use "psr.exe /stop" to stop recording and create output file.
+    Usecase: Can be used to take screenshots of the user environment
+    Category: Reconnaissance
+    Privileges: User
+    MitreID: T1113
+    MitreLink: https://attack.mitre.org/techniques/T1113/
+    OperatingSystem: since Windows 7 (client) / Windows 2008 R2
+Full_Path:
+  - Path: c:\windows\system32\psr.exe
+  - Path: c:\windows\syswow64\psr.exe
+Code_Sample: 
+  - Code: 
+Detection: 
+  - IOC: psr.exe spawned
+  - IOC: suspicious activity when running with "/gui 0" flag
+Resources:
+  - Link: https://social.technet.microsoft.com/wiki/contents/articles/51722.windows-problem-steps-recorder-psr-quick-and-easy-documenting-of-your-steps-and-procedures.aspx
+Acknowledgement:
+  - Person: Leon Rodenko
+    Handle: @L3m0nada
+---