Memz is not a real ransomware. It’s a joke/troll application originally created for Windows. Over several versions, it gained a reputation for:
Version 4.0 added cosmetic polish and some anti-VM detection tricks. It is deliberately destructive even if not financially motivated.
Crucially: Memz was never distributed through official app stores, GitHub releases, or trustworthy mirrors. Its primary distribution was via direct file sharing, YouTube tutorials with Mega links, and malware sample repositories. Memz 4.0 Clean Download
These sources are still not “clean” in the absolute sense—the files are malware by definition—but they are widely used by researchers. Hashes are provided so you can verify what you downloaded matches known submissions.
If you are determined to obtain and execute Memz 4.0 for research, follow this guide rigorously. Running this on your host PC will result in total data loss. Memz is not a real ransomware
Despite the danger, there are three legitimate reasons a person might need to download a Memz sample. If you are in one of these categories, you do not need a "clean" version; you need an air-gapped, isolated environment.
MEMZ is a trojan horse malware program, originally developed in 2016 by Leurak. It was specifically designed to be highly complex and visually chaotic, intended for demonstration purposes in a video by the popular YouTuber danooct1. Version 4
The malware became an internet sensation due to its "payloads"—the actions the virus takes once executed. Unlike stealthy malware that tries to stay hidden to steal data, MEMZ is designed to be loud, obnoxious, and impossible to ignore.