Dropper
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- This article is about computer program. For piece of glassware used to transfer fluids, see Pasteur pipette.
A dropper is a program that has been designed or modified to "install" a virus onto the target system. The virus code is usually contained in a dropper in such a way that it won't be detected by virus scanners that normally detect that virus. While quite uncommon, a few droppers have been discovered. A dropper is effectively a Trojan horse whose payload is installing a virus infection. A dropper which installs a virus only in memory is sometimes called an "injector".
[edit] Specifics
A dropper may do things such as bind another executable with a trojan horse. For example, an installer. The goal of a Dropper is to get the user to trust and run the executable. Some virus removal utilities recently have been detecting and removing dropperscts the virus, thus evading detection by a removal tool. Droppers may also attempt to download something from a remote server and execute it locally.
[edit] Examples
- YAB: Yet Another Binder