public mosaic llc support@publicmosaic.com
confirmed host

IP address 66.78.40.24

Overlordcommand-and-control server · :5173

Last confirmed 2026-09-12, first seen 2026-09-02. On AS215659.

listed last confirmed feed checked TLP:CLEAR SURICATA .RULES SEE THE LIVE FEED →

66.78.40.24:5173 · Overlord

Last confirmed (3 days ago)

first seen2026-09-02 09:53 UTC
serviceip-port · tcp
networkAS215659 · Aokigahara
confidence100 / 100
tls certificate178f5860b3659d634d2f3c2b7273b8e7ac096e958bf2127f96d87c873b1cf450
cert subjectlocalhost
cert subject orgOverlord
cert issuerlocalhost
cert issuer orgOverlord
cert validity2026-08-14 → 2036-08-11
cert typeself-signed
cert key2048-bit
cert serial (decimal)665227541052206374513988033267293786135398795997
cert names*.local 127.0.0.1 66.78.40.24 ::1 localhost

The certificate names above are what the certificate ASSERTS, not proof this host owns them — a self-signed certificate can claim any subject, so treat a familiar name here as an impersonation attempt rather than an identity.

ja4x2166164053c1_2166164053c1_8af5bbe4d352

Observation history

18d agotoday

Observed on 11 of the 18 days since this archive began recording, 2026-08-29 UTC. Presence is per UTC day: a day is marked when the scanner confirmed this address at least once, not once per scan.

Shared JA4X issuance template · 85 hosts

These hosts issued certificates from the same template — the same distinguished-name fields hashed in the same order. It links tooling, not necessarily an operator. Full cohort →

Showing 24 of 85. Full cohort →

Neighbourhood · 66.78.40.0/24 · 2 hosts

2 other confirmed hosts in the same /24. Adjacent addresses under one operator are a different signal from a shared certificate — they suggest a block, not a build.

Pivots & lookups