BackDoor.Fiber is a dangerous computer Trojan that deletes important files and disables your computer system or network completely. BackDoor.Fiber involves a hacktool for attackers to break into the computer. BackDoor.Fiber can change Windows Explorer settings to download other corrupt files from remote servers. BackDoor.Fiber monitors user activities to obtain valuable personal information. BackDoor.Fiber does not use network resources to propagate, but can propagate through a network by attaching itself to other computer parasites. BackDoor.Fiber can also open up a backdoor through which the hacker can get access to any data gathered on your computer, such as personal and financial information. BackDoor.Fiber may also use your computer to execute illegitimate botnet attacks. BackDoor.Fiber is a serious security risk to your machine and has to be removed immediately.