Public Mosaic C2 indicators
confirmed host

154.219.103.189

Slivercommand-and-control server · :8888, :4443

On AS401701.

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 template000000000000_7022c563de38_bf0f0589fc0380 other hosts · 71 listed
JA4X template000000000000_7c32fa18c13e_bf0f0589fc03139 other hosts · 134 listed

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

Network context

SharedValueOther hosts
NetworkAS401701 · cognetcloud68 other hosts · 68 listed

Hosts near this one, for context only.

Summary

First seen by the scanner2026-09-21
In this archive since2026-09-21
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
:8888listedbe7d3a3505f3000000000000_7022c563de38_bf0f0589fc03
:4443listed60e0d8a27257000000000000_7c32fa18c13e_bf0f0589fc03

Observation history

Listed on 40 of the 63 days since this archive began recording, 2026-08-29 UTC.

  1. listed
  2. :8888 and 1 more

2026-08-292026-10-30

  • first seen to last confirmed

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
  • 2026-09-21 – 2026-10-30 (40 days)

Evidence

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

TLS certificate be7d3a3505f3

On :8888.

tls certificatebe7d3a3505f3fe666ae4e4b4f63ee61fba105146057ee6f68c40ce89257368d3
cert subject0.0.0.0
cert validity2026-05-28 → 2028-05-27
cert typeissuer-signed
cert key384-bit
cert serial (hex)1dff4c9c77f977b5b487ccb6ddf910f0
cert serial (decimal)39873201436542475122979401702458331376
cert names0.0.0.0

The names above are what the certificate asserts, signed by an issuer it does not name, so nothing shows that anyone checked them. Treat a familiar name as a lead to investigate, never an identity.

TLS certificate 60e0d8a27257

On :4443.

tls certificate60e0d8a2725700c78a5072f617d43119b77c598a8527b43729f0a2f79b0c91a4
cert subjectfstory.top
cert subject orgchronometer-laptop
cert validity2025-06-18 → 2028-06-17
cert typeissuer-signed
cert key2048-bit
cert serial (hex)ffae9ef0bb3558a4cb8b4b81246b4878
cert serial (decimal)339859822271953176498417636293458217080
cert namesfstory.top

The names above are what the certificate asserts, signed by an issuer it does not name, so nothing shows that anyone checked them. Treat a familiar name as a lead to investigate, never an identity.

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
networkAS401701 · cognetcloud
confidence100 / 100

154.219.103.189:8888 · Sliver

listed · certificate be7d3a3505f3

154.219.103.189:4443 · Sliver

listed · certificate 60e0d8a27257

observed hostfstory.top

Hosts sharing a value with this one

198 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. Every host shown is labelled Sliver, as this one is.

AddressSharesLast confirmedStatus
JA4X template 000000000000_7022c563de38_bf0f0589fc03 · 80 other hosts · 71 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, 40 are past the 40 hosts shown.

178.128.21.542 JA4X templateslisted
8.219.149.2222 JA4X templateslisted
101.132.66.502 JA4X templateslisted
139.196.57.1202 JA4X templateslisted
1.14.73.1182 JA4X templateslisted
182.255.45.502 JA4X templateslisted
203.88.118.1922 JA4X templateslisted
178.208.94.2132 JA4X templateslisted
178.208.92.72 JA4X templateslisted
95.142.37.2342 JA4X templateslisted
45.38.20.1512 JA4X templatesarchived
64.176.41.2412 JA4X templateslisted
118.195.163.2272 JA4X templateslisted
172.237.66.1662 JA4X templateslisted
66.42.33.2242 JA4X templateslisted
77.42.75.2302 JA4X templateslisted
76.13.189.1232 JA4X templateslisted
45.74.36.1532 JA4X templateslisted
92.242.164.312 JA4X templateslisted
62.76.229.1442 JA4X templateslisted
62.60.159.1532 JA4X templateslisted
103.51.147.252JA4X templatelisted
38.60.220.112JA4X templatelisted
68.64.178.130JA4X templatelisted
52.175.50.182JA4X templatelisted
64.23.254.205JA4X templatelisted
104.253.79.117JA4X templatelisted
103.242.12.143JA4X templatelisted
137.116.136.69JA4X templatelisted
82.165.218.73JA4X templatelisted
121.78.127.232JA4X templatelisted
51.75.62.52JA4X templatelisted
172.86.94.94JA4X templatelisted
182.255.45.195JA4X templatelisted
43.134.169.103JA4X templatelisted
172.105.103.223JA4X templatelisted
172.245.111.207JA4X templatelisted
192.155.92.211JA4X templatelisted
38.60.179.31JA4X templatelisted
124.220.16.198JA4X 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 == "154.219.103.189" and RemotePort in (4443, 8888))
Microsoft Sentinel (KQL)
CommonSecurityLog
| where TimeGenerated > ago(30d)
| where (DestinationIP == "154.219.103.189" and DestinationPort in (4443, 8888))
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="154.219.103.189" (All_Traffic.dest_port=4443 OR All_Traffic.dest_port=8888)))
    by All_Traffic.src_ip All_Traffic.dest_ip All_Traffic.dest_port
Elastic (EQL)
network where
  (destination.ip == "154.219.103.189" and destination.port in (4443, 8888))

Cite this record

Plain text, for a ticket or a report
Address 154.219.103.189 Family Sliver (command-and-control server) Ports :4443, :8888 Status listed (feed checked 2026-10-30 20:07 UTC) First seen 2026-09-21 Last confirmed 2026-10-30 Record https://publicmosaic.com/ip/154.219.103.189 Source Public Mosaic, TLP:CLEAR