public mosaic llc support@publicmosaic.com
confirmed host

IP address 157.230.253.244

Cobalt Strikecommand-and-control server · :50050

Last confirmed 2026-09-15, first seen 2026-09-07. On AS14061.

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

157.230.253.244:50050 · Cobalt Strike

Last confirmed (today)

first seen2026-09-07 10:53 UTC
serviceip-port · tcp · Cobalt Strike team server default
networkAS14061 · DigitalOcean
confidence100 / 100
tls certificate55c7b1e2f0bb95fba6084d797725661cac4c9128870b2f4da2b60f93221dc2e3
cert subjectPwn3rs Striked
cert subject orgPwn3rs
cert issuerPwn3rs Striked
cert issuer orgPwn3rs
cert validity2025-11-16 → 2026-02-14
cert typeself-signed
cert key2048-bit
cert serial (decimal)169379640

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_30d204a01551

Observation history

18d agotoday

Observed on 9 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 · 270 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 270. Full cohort →

Pivots & lookups