Most antivirus programs identify suchost..exe as malware—e.g. TrendMicro identifies it as TROJ_GEN.R0CBC0DHV14 or WORM_MSIL.VTI, and Kaspersky identifies it as Trojan.Win32.Genome.zdfc or Worm.MSIL.Agent.js.
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Description: Suchost..exe is not essential for Windows and will often cause problems. The suchost..exe file is located in the user's "Documents" folder.
Known file sizes on Windows 10/8/7/XP are 102,400 bytes (45% of all occurrences), 1,220,608 bytes, 105,984 bytes or 29,184 bytes.
The program has no visible window. It is not a Windows system file. Therefore the technical security rating is 54% dangerous.
Recommended: Identify suchost..exe related errors
Important: You should check the suchost..exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.
The following programs have also been shown useful for a deeper analysis: ASecurity Task Manager examines the active suchost process on your computer and clearly tells you what it is doing. Malwarebytes' well-known Banti-malware tool tells you if the suchost..exe on your computer displays annoying ads, slowing it down. This type of unwanted adware program is not considered by some antivirus software to be a virus and is therefore not marked for cleanup.
A clean and tidy computer is the key requirement for avoiding PC trouble. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.