public mosaic llc support@publicmosaic.com
confirmed host

IP address 20.39.60.137

Havoccommand-and-control server · :443

Last confirmed 2026-09-15, first seen 2026-08-27. On AS8075.

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

20.39.60.137:443 · Havoc

Last confirmed (today)

first seen2026-08-27 16:03 UTC
serviceip-port · tcp · HTTPS blend-in
networkAS8075 · Microsoft
confidence100 / 100
tls certificate0cfcc6df36b4da5e87c2ae5a78a367c2defc46283d4bf49dab9fa1e26a8c108c
cert subject10.0.0.4
cert subject orgtech inc
cert issuer10.0.0.4
cert issuer orgtech inc
cert validity2026-02-02 → 2029-02-01
cert typeself-signed
cert key2048-bit
cert serial (decimal)51072186946819508526612356685697781795
cert names10.0.0.4

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.

ja4x4f24da86fad6_4f24da86fad6_e440e854f133

Observation history

18d agotoday

Observed on 18 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 · 30 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 30. Full cohort →

Pivots & lookups