Malware: Malware, or malicious software, is any program or file that is harmful to a computer user. Malware includes computer viruses, worms, Trojan horses and spyware. These malicious programs can perform a variety of functions, including stealing, encrypting or deleting sensitive data, altering or hijacking core computing functions and monitoring users' computer activity without their permission. - source
What about malware that is not harmful to a user, but is also not installed by the intent of the user? Outside of legalspace, Is it still malware? If it's not malicious, but someone installs it, is it still malware?