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SCR File Write Event (c048f047-7e2a-4888-b302-55f509d4a91d)

Detects the creation of screensaver files (.scr) outside of system folders. Attackers may execute an application as an ".SCR" file using "rundll32.exe desk.cpl,InstallScreenSaver" for example.

Cluster A	Galaxy A	Cluster B	Galaxy B	Level
SCR File Write Event (c048f047-7e2a-4888-b302-55f509d4a91d)	Sigma-Rules	Rundll32 - T1218.011 (045d0922-2310-4e60-b5e4-3302302cb3c5)	Attack Pattern	1
System Binary Proxy Execution - T1218 (457c7820-d331-465a-915e-42f85500ccc4)	Attack Pattern	Rundll32 - T1218.011 (045d0922-2310-4e60-b5e4-3302302cb3c5)	Attack Pattern	2