Malware
Dropper
Also known as: Malware dropper, Installer dropper
Definition
Malware whose role is to install ("drop") another malicious payload onto a target system, often after evading initial detection.
Examples
- Emotet maldocs dropping Trickbot or Cobalt Strike on infected hosts.
- ISO/LNK droppers used by Qakbot to bypass Mark-of-the-Web.
Related terms
Loader
Malware that prepares the environment and loads further payloads — often directly into memory — for a subsequent stage of an attack.
Downloader
Lightweight malware whose main function is to retrieve and execute additional malicious payloads from a remote server.
Trojan Horse
Malware that disguises itself as a legitimate program to trick users into running it, delivering a hidden malicious payload.
Payload
The part of an exploit, malware, or attack that actually performs the malicious action, such as encrypting files, opening a backdoor, or stealing data.
Fileless Malware
Malware that runs primarily in memory and leverages trusted system tools, avoiding the use of traditional executable files on disk.
Malware
Any software intentionally designed to disrupt, damage, or gain unauthorized access to computers, networks, or data.