How do web browsers interact with the operating system?

Oct 13, 2023 ... Combing through the LOLBIN site, I found an executable that natively launches CPL files. Pcalua.exe allows you open a CPL file with the Program ... Mar 26, 2025 ... C:\Windows\system32\pcalua.exe: Our first LOTL component is pcalua.exe, the Program Compatibility Assistant (PCA) utility. It's designed to ... Mar 14, 2024 ... APT groups abuse PCALUA.exe for stealthy execution of malicious code. They exploit its ability to run executables without triggering security ... ... pcalua\.exe.*|.*odbcconf\.exe.*|.*msiexec\.exe.*|.*mshta\.exe.*|.*msdt\.exe ... Where Clause: "Process Name" IMATCHES '.*atbroker\.exe.*|.*bash\.exe ... Nov 18, 2024 ... pcalua command line switches are not officially documented but here they are: -a - path the executable to be started. Or a dll to be loaded. Feb 10, 2012 ... The file C:\Windows\System32\pcalua.exe is the Program Compatibility Assistant, a legit Windows executable. I believe it only needed to run once during the ... Various Windows utilities may be used to execute commands, possibly without invoking cmd. For example, Forfiles, the Program Compatibility Assistant (pcalua.exe) ... Mar 12, 2024 ... ... pcalua.exe [53760 2023-11-25] (Microsoft Windows -> Microsoft ... exe [1939928 2016-08-11] (ASUSTeK Computer Inc. -> ASUSTeK Computer ... Various Windows utilities may be used to execute commands, possibly without invoking cmd. For example, the Program Compatibility Assistant (pcalua.exe) and ... Sep 20, 2014 ... ... exe start wuauserv \Microsoft\Windows\WindowsUpdate Yes Task ScheduledDefrag Microsoft Corp. ... pcalua.exe -a E:\AR_KeyRun.exe -d E:\ \. mta 20 ...