Public Mosaic C2 indicators
confirmed host

154.211.89.86

Adaptixcommand-and-control server · :8443

On AS399077.

listed last confirmed feed checked TLP:CLEAR Suricata rules Show in the live feed

Relations

Values this address shares with other hosts in this archive, rarest first. A shared value says the hosts were set up alike, not that one operator runs them.

SharedValueOther hosts
JA4X template2166164053c1_2166164053c1_795797892f9c17 other hosts · 17 listed

Not shared with any other host in this archive: 1 certificate.

Network context

SharedValueOther hosts
NetworkAS399077 · Tcloudnet16 other hosts · 16 listed

Hosts near this one, for context only.

Summary

First seen by the scanner2026-09-16
In this archive since2026-09-16
Evidence1 certificate
Look up elsewhereVirusTotal · Shodan · Censys
About this listingWhat a listing means · Is this your address?

Observation history

Listed on 45 of the 63 days since this archive began recording, 2026-08-29 UTC.

  1. listed
  2. :8443

2026-08-292026-10-30

  • first seen to last confirmed
  • listed after its last confirmation

A marked day is a UTC day the feed listed this address. The feed keeps a listener for up to 90 days after its last confirmation, so a listed day is not a confirmation. A listener no longer in the feed is drawn to its last confirmation.

Listed days as dates
  • 2026-09-16 – 2026-10-30 (45 days)

154.211.89.86:8443 · Adaptix

Last confirmed (44 days ago)

first seen2026-09-16 01:05 UTC
serviceip-port · tcp · alt-HTTPS
observed hostcloudflare.com
networkAS399077 · Tcloudnet
confidence100 / 100
tls certificated276306b3853197728cfe50298c99f8465aba677848d7fd8caea6beb29375ca6
cert subject*.cloudflare.com
cert subject orgCloudflare, Inc.
cert issuer*.cloudflare.com
cert issuer orgCloudflare, Inc.
cert validity2026-09-02 → 2036-08-30
cert typeself-signed
cert key2048-bit
cert serial (hex)37c2731b090a1dfe4bd194f95a562ce29164032d
cert serial (decimal)318330864076347757283929838280232032162583675693

The names above are what the certificate claims, not proof that this host owns them. Treat a familiar name as a likely impersonation.

ja4x2166164053c1_2166164053c1_795797892f9c

Hosts sharing a value with this one

17 other hosts in this archive share at least one value with this one. Each is listed once, under its first shared value in Relations order. Dates and status are from the records that share a value.

AddressFamilySharesLast confirmedStatus
JA4X template · 17 other hosts · 17 listed

These hosts’ certificates share one JA4X template, which points to the same certificate tooling. It is not evidence of a single operator.

115.190.247.97AdaptixJA4X templatelisted
47.236.70.111ViperJA4X templatelisted
92.242.33.17AdaptixJA4X templatelisted
91.228.153.116AdaptixJA4X templatelisted
13.236.153.60PoshC2JA4X templatelisted
38.55.252.139ViperJA4X templatelisted
83.166.240.215ViperJA4X templatelisted
195.88.191.40AdaptixJA4X templatelisted
43.143.234.164ViperJA4X templatelisted
1.92.135.168AdaptixJA4X templatelisted
132.226.72.148AdaptixJA4X templatelisted
131.143.251.246AdaptixJA4X templatelisted
47.236.114.167HavocJA4X templatelisted
154.219.107.7AdaptixJA4X templatelisted
193.233.49.79AdaptixJA4X templatelisted
23.148.212.254AdaptixJA4X templatelisted
45.94.31.227OverlordJA4X templatelisted

Deploy

Suricata rules and hunt queries for this address’s 1 listed listener.

Suricata rules

Each query searches the last 30 days of your logs for connections to these listeners. Queries hold only addresses, ports and file hashes.

Microsoft Defender XDR (KQL)
DeviceNetworkEvents
| where Timestamp > ago(30d)
| where (RemoteIP == "154.211.89.86" and RemotePort in (8443))
Microsoft Sentinel (KQL)
CommonSecurityLog
| where TimeGenerated > ago(30d)
| where (DestinationIP == "154.211.89.86" and DestinationPort in (8443))
Splunk (SPL, CIM data models)
| tstats summariesonly=false count min(_time) as first_time max(_time) as last_time
    from datamodel=Network_Traffic where earliest=-30d
    ((All_Traffic.dest_ip="154.211.89.86" (All_Traffic.dest_port=8443)))
    by All_Traffic.src_ip All_Traffic.dest_ip All_Traffic.dest_port
Elastic (EQL)
network where
  (destination.ip == "154.211.89.86" and destination.port in (8443))

Cite this record

Plain text, for a ticket or a report
Address 154.211.89.86 Family Adaptix (command-and-control server) Ports :8443 Status listed (feed checked 2026-10-30 18:37 UTC) First seen 2026-09-16 Last confirmed 2026-09-16 Record https://publicmosaic.com/ip/154.211.89.86 Source Public Mosaic, TLP:CLEAR