This article was originally published on ThreatChain — decentralized threat intelligence.

Your home router might be attacking websites right now and you'd never know. Millions are already compromised.

A new Mirai sample was identified by threat intelligence feeds on 2026-05-29 09:57:43. This post breaks down what we know about the specific sample, how to recognize related activity on your network, and what to do if you or your organization might be affected.

The Sample at a Glance

Field Value

SHA-256 d157b6505220f50d286020848830814a51b32cd58a82cd77ee51b2ebfb54e2ab

File name boatnet.mpsl

File type elf

Size 74.3 KB

Origin (first observed) NL

First seen 2026-05-29 09:57:43

Family Mirai

Tags elf, Mirai, upx-dec

What Mirai Does

Mirai is a family of IoT botnets that spread by brute-forcing default credentials on routers, cameras, and other embedded devices.…