I googled sump.exe and found several sites that say:
Part of Uniblue SpeedUpMyPC from Uniblue Systems Limited This program is not important for your system process, but should not be terminated unless suspected to be causing problems.
Optimize PC For sump.exe Errors Scan Registry for sump.exe Errors, and learn how to fix Registry Spyware errors.
It is recommended to use stable anti virus and anti spam software in your PC.
sump.exe has not been reported as a security threat.
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