[header] How to remove cloaked malicious programs associated with sony drm [title] Install sony's patch. [step] Sony has released this patch to disable the cloaking mechanism on files that are not associated with its own internal drm-related files. This will ensure that newer viruses released in the future utilizing this exploit will not be able to hide on your system. 
There has been some concern about this patch doing more than just removing the cloaking mechanism. However, this option is required to fully and safely remove any viruses that utilize cloaking technology.