From Microsoft: “Systray.exe is a Windows 95/98/Me tool for system taskbar notifications. The taskbar provides a location for programs and hardware devices to display icons. For example, if your computer supports advanced power management (APM), a Battery Meter icon can appear on the taskbar. The following icons provided by Systray.exe may appear on the taskbar: Battery Meter PC Card Status Volume Control Quickres Task Scheduler.”
SysTray.Exe is located in “C:WINDOWSSYSTEM” on Windows 95/98/Me. File systray.exe is related to trojan F0Replay Trojan. File systray.exe is related to keylogger Backdoor.IRC.Fusion.20. File systray.exe is related to Backdoor.IRC.mIRC-based. File systray.exe is related to Backdoor.Systray. systray.exe is an executable file which primary purpose is to start a parasite or launch some of its components. Once executed, the systray.exe file runs a process that is responsible for the parasite’s payload. systray.exe is a significant part of a dangerous threat, but it can also work on its own. DO NOT execute it!
The systray.exe file is installed and used by Pisaboy.
The systray.exe file usually runs the same named process. This process silently works in background and performs harmful actions. It remains active while systray.exe is present in the system. Removing the file will immediately terminate a process and prevent it from running later. That is why you have to manually delete the systray.exe file. If you cannot erase it, consider using recommended spyware removers, which will get rid of systray.exe and associated parasites for you.
Sometimes a presence of systray.exe does not indicate that your computer is infected. It can be an essential system file or a file installed by harmless legitimate software and therefore may not pose any threat to your privacy and the system. Although such cases are quite rare, you should thoroughly examine systray.exe before completely deleting or leaving it in the system.