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We checked some samples of %SysDir%\cpa_1.exe and detected the file %SysDir%\cpa_1.exe as threat.
Remove the %SysDir%\cpa_1.exe from your computer right now.
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%SysDir%\cpa_1.exe Information and Removal:
%SysDir%\cpa_1.exe is Trojan/Backdoor.
Kill the file %SysDir%\cpa_1.exe and remove %SysDir%\cpa_1.exe from Windows startup.