Notes about the SISHEN file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries
, unused processes and other unfavourable system settings to identify slowdown issues.
The SISHEN file type is primarily associated with 'Worm'. W32/Sonebot-C writes, among other files, the file: [Windows]\[System]\Death.SiShen