Public Mosaic C2 indicators
confirmed host

172.169.251.53

Adaptixcommand-and-control server · :443, :6160

On AS8075.

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 template2bab15409345_2bab15409345_795797892f9c42 other hosts · 41 listed

Not shared with any other host in this archive: 2 certificates.

Not a pivot:

  • JA4X template 000000000000_000000000000_e1926048963f

This fingerprint records a certificate with no distinguished name: its issuer and subject sections are both empty. It links this host to no other.

Network context

SharedValueOther hosts
NetworkAS8075 · Microsoft88 other hosts · 79 listed

Hosts near this one, for context only.

Summary

First seen by the scanner2026-09-22
In this archive since2026-09-22
Ports2 · 2 listed
Evidence2 certificates
Look up elsewhereVirusTotal · Shodan · Censys
About this listingWhat a listing means · Is this your address?

Ports

This address answered on 2 ports. First seen and last confirmed dates are per row, by UTC day.

PortFirst seenLast confirmedStatusTLS certificateJA4X
:443 · HTTPSlisted6b3a03d70efe000000000000_000000000000_e1926048963f · empty DN
:6160listedfb1bfee7343d2bab15409345_2bab15409345_795797892f9c

This fingerprint records a certificate with no distinguished name: its issuer and subject sections are both empty. It links this host to no other.

Observation history

Listed on 39 of the 63 days since this archive began recording, 2026-08-29 UTC.

  1. listed
  2. :443
  3. :6160

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
  • 2026-09-22 – 2026-10-30 (39 days)

Evidence

Each certificate, configuration and file appears once, with the listeners that carried it.

TLS certificate 6b3a03d70efe

On :443.

tls certificate6b3a03d70efe1a08b9c5c3c9b3bead09e3f5daeff3bb9893173ffbf54d07b03b
cert validity2026-09-22 → 2027-09-22
cert typeself-signed
cert key2048-bit
cert serial (hex)39a917ae85b40cd5ccb818cd961af897
cert serial (decimal)76643974251332925661228525757482596503
cert names127.0.0.1 ::1 localhost

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

TLS certificate fb1bfee7343d

On :6160.

tls certificatefb1bfee7343d3faa7887a7ef8b09161dd3c50af752e6499d8f793664d8e3762c
cert subjectcolombik
cert subject orgColombik Ltd
cert issuercolombik
cert issuer orgColombik Ltd
cert validity2026-08-25 → 2036-08-22
cert typeself-signed
cert key2048-bit
cert serial (hex)266fc89e54fc96a911b0f5e05755edd17cf747bf
cert serial (decimal)219434508343109792857935383854589047159685334975

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

Listeners

Each listener below shows its status and what sets it apart. Dates are in Ports; certificates, configurations and files in Evidence. Common to both listeners:

serviceip-port · tcp
networkAS8075 · Microsoft
confidence100 / 100

172.169.251.53:443 · Adaptix

listed · certificate 6b3a03d70efe

jarm29d29d00000000021c43d43d00043d6aff5ab0f4fc31897186312c9e639319

172.169.251.53:6160 · Adaptix

listed · certificate fb1bfee7343d

jarm29d29d00000000000043d43d00043dc3b2afa8a5ec09b510a8559aff7899fb

Hosts sharing a value with this one

42 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. Showing the 40 that rank first.

AddressFamilySharesLast confirmedStatus
JA4X template · 42 other hosts · 41 listed

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

Of these, 2 are past the 40 hosts shown.

23.158.24.123AdaptixJA4X templatelisted
165.22.104.177AdaptixJA4X templatelisted
89.31.121.156AdaptixJA4X templatelisted
82.25.12.111AdaptixJA4X templatelisted
80.94.92.180AdaptixJA4X templatelisted
69.165.75.89AdaptixJA4X templatelisted
38.60.238.25AdaptixJA4X templatelisted
23.94.212.126AdaptixJA4X templatelisted
23.102.109.4AdaptixJA4X templatelisted
180.76.97.85AdaptixJA4X templatelisted
161.35.63.251AdaptixJA4X templatelisted
143.198.113.241AdaptixJA4X templatelisted
104.207.93.167AdaptixJA4X templatelisted
45.150.38.95AdaptixJA4X templatelisted
43.135.34.69AdaptixJA4X templatelisted
193.32.162.108AdaptixJA4X templatelisted
131.226.2.185AdaptixJA4X templatelisted
91.92.243.115AdaptixJA4X templatelisted
103.149.91.234AdaptixJA4X templatelisted
5.152.222.114AdaptixJA4X templatelisted
166.1.249.50AdaptixJA4X templatelisted
106.53.107.131AdaptixJA4X templatelisted
1.14.234.68AdaptixJA4X templatelisted
101.36.123.12AdaptixJA4X templatelisted
68.64.177.24AdaptixJA4X templatelisted
45.127.32.150AdaptixJA4X templatelisted
109.111.45.66AdaptixJA4X templatelisted
43.143.57.45AdaptixJA4X templatelisted
154.81.34.26AdaptixJA4X templatelisted
217.154.212.25Cobalt StrikeJA4X templatelisted
23.158.24.65AdaptixJA4X templatelisted
194.182.87.116AdaptixJA4X templatelisted
91.92.241.187AdaptixJA4X templatelisted
91.92.241.184AdaptixJA4X templatelisted
89.124.108.211AdaptixJA4X templatearchived
43.156.61.27AdaptixJA4X templatelisted
164.90.205.13AdaptixJA4X templatelisted
144.172.118.114AdaptixJA4X templatelisted
119.45.93.117AdaptixJA4X templatelisted
192.255.139.206Cobalt StrikeJA4X templatelisted

Deploy

Suricata rules and hunt queries for this address’s 2 listed listeners.

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 == "172.169.251.53" and RemotePort in (443, 6160))
Microsoft Sentinel (KQL)
CommonSecurityLog
| where TimeGenerated > ago(30d)
| where (DestinationIP == "172.169.251.53" and DestinationPort in (443, 6160))
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="172.169.251.53" (All_Traffic.dest_port=443 OR All_Traffic.dest_port=6160)))
    by All_Traffic.src_ip All_Traffic.dest_ip All_Traffic.dest_port
Elastic (EQL)
network where
  (destination.ip == "172.169.251.53" and destination.port in (443, 6160))

Cite this record

Plain text, for a ticket or a report
Address 172.169.251.53 Family Adaptix (command-and-control server) Ports :443, :6160 Status listed (feed checked 2026-10-30 20:07 UTC) First seen 2026-09-22 Last confirmed 2026-10-02 Record https://publicmosaic.com/ip/172.169.251.53 Source Public Mosaic, TLP:CLEAR