public mosaic llc support@publicmosaic.com
confirmed host

IP address 23.227.196.108

Cobalt Strikecommand-and-control server · :58443, :50443

Last confirmed 2026-09-13, first seen 2026-09-02. On AS29802.

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

This address answered on 2 ports — :58443, :50443.

23.227.196.108:58443 · Cobalt Strike

Last confirmed (2 days ago)

first seen2026-09-02 10:56 UTC
serviceip-port · tcp
observed hostnetworkness.com
networkAS29802 · HIVELOCITY
confidence100 / 100
tls certificate56a9c634d83399ce77c0e544847146a571cef4addbe3269a0e88c56a006b9899
ja4xa373a9f83c6b_7022c563de38_2e3757343cb0
jarm28d28d28d00028d00042d42d00042de0d120da90d5910c5de2af43b74a6bd8

23.227.196.108:50443 · Cobalt Strike

Last confirmed (2 days ago)

first seen2026-09-02 10:56 UTC
serviceip-port · tcp
observed hostnetworkness.com
networkAS29802 · HIVELOCITY
confidence100 / 100
tls certificate56a9c634d83399ce77c0e544847146a571cef4addbe3269a0e88c56a006b9899
ja4xa373a9f83c6b_7022c563de38_2e3757343cb0
jarm28d28d28d00028d00042d42d00042de0d120da90d5910c5de2af43b74a6bd8

Observation history

18d agotoday

Observed on 12 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 · 154 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 154. Full cohort →

Neighbourhood · 23.227.196.0/24 · 1 host

1 other confirmed host 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