Public Mosaic C2 indicators
confirmed host

123.207.246.48

Cobalt StrikeVShellcontrollers · :50050, :8084

On AS45090. Its certificate is shared with 1 other host.

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
TLS certificate33cb1d6889ab3b40460a7dd8666e2388e667723a9ad17eae4f90874c4144e0491 other host · 1 listed
Issuance cohort2166164053c1_2166164053c1_30d204a01551_60e4afe8b719_9499aee670fe2 other hosts · 2 listed
JA4X template2166164053c1_2166164053c1_30d204a01551420 other hosts · 417 listed

Network context

SharedValueOther hosts
NetworkAS45090 · Shenzhen Tencent Computer Systems Com…538 other hosts · 493 listed

Hosts near this one, for context only.

Summary

First seen by the scanner2026-09-18
In this archive since2026-09-18
Ports2 · 2 listed
Evidence1 certificate · 1 recovered configuration · 3 files served
Look up elsewhereVirusTotal · Shodan · Censys
About this listingWhat a listing means · Is this your address?

Ports

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

PortFamilyFirst seenLast confirmedStatusTLS certificateJA4XConfiguration
:50050 · Cobalt Strike team-server defaultCobalt Strikelisted33cb1d6889ab2166164053c1_2166164053c1_30d204a01551
:8084VShelllistedconfig 1

Observation history

Listed on 43 of the 63 days since this archive began recording, 2026-08-29 UTC.

  1. listed
  2. :50050
  3. :8084

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
  • 2026-09-18 – 2026-10-30 (43 days)

Evidence

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

TLS certificate 33cb1d6889ab

On :50050.

tls certificate33cb1d6889ab3b40460a7dd8666e2388e667723a9ad17eae4f90874c4144e049
cert subjectMajor Cobalt Strike
cert subject orgcobaltstrike
cert issuerMajor Cobalt Strike
cert issuer orgcobaltstrike
cert validity2026-09-15 → 2026-12-14
cert typeself-signed
cert key2048-bit
cert serial (hex)4117fa24
cert serial (decimal)1092090404

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

Config 1 · VShell configuration

On :8084.

Settings recovered from a captured sample whose configuration names this address. They describe the sample, not a live reading of this address.

c2 host123.207.246.48 · same as this host
c2 port8084

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
networkAS45090 · Shenzhen Tencent Computer Systems Com…
confidence100 / 100

123.207.246.48:50050 · Cobalt Strike

listed · certificate 33cb1d6889ab

cohortshared issuance template · 3 hosts

123.207.246.48:8084 · VShell

listed · config 1

Hosts sharing a value with this one

420 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
TLS certificate · 1 other host · 1 listed

These hosts presented the same certificate. Leaked or resold profiles reuse certificates, so this is not evidence of a single operator.

106.52.8.22Cobalt Strikecertificate · issuance cohort · JA4X templatelisted
Issuance cohort · 2 other hosts · 2 listed

A shared value says the hosts were set up alike, not that one operator runs them.

Of these, 1 is listed under an earlier value.

156.239.224.131Cobalt Strikeissuance cohort · JA4X templatelisted
JA4X template · 420 other hosts · 417 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 listed under an earlier value and 380 are past the 40 hosts shown.

38.76.219.253Cobalt StrikeJA4X templatelisted
8.163.59.20Cobalt StrikeJA4X templatelisted
117.72.182.5Cobalt StrikeJA4X templatelisted
192.252.185.78Cobalt StrikeJA4X templatelisted
49.232.42.116Cobalt StrikeJA4X templatelisted
156.239.252.191Cobalt StrikeJA4X templatelisted
47.109.23.77Cobalt StrikeJA4X templatelisted
113.250.188.15Cobalt StrikeJA4X templatelisted
47.105.36.109Cobalt StrikeJA4X templatelisted
85.175.101.203Cobalt StrikeJA4X templatelisted
47.251.177.187Cobalt StrikeJA4X templatelisted
101.42.255.92Cobalt StrikeJA4X templatelisted
8.152.212.104Cobalt StrikeJA4X templatelisted
47.95.201.24Cobalt StrikeJA4X templatelisted
154.12.86.154Cobalt StrikeJA4X templatelisted
111.231.116.164Cobalt StrikeJA4X templatelisted
117.72.181.104Cobalt StrikeJA4X templatelisted
60.247.206.23Cobalt StrikeJA4X templatelisted
47.120.32.72Cobalt StrikeJA4X templatelisted
117.72.242.9Cobalt StrikeJA4X templatelisted
43.108.51.124Cobalt StrikeJA4X templatelisted
222.255.215.42Cobalt StrikeJA4X templatelisted
116.198.233.179Cobalt StrikeJA4X templatelisted
82.156.219.31Cobalt StrikeJA4X templatelisted
179.43.186.214Cobalt StrikeJA4X templatelisted
92.222.50.154Cobalt StrikeJA4X templatelisted
85.121.5.211Cobalt StrikeJA4X templatelisted
8.222.166.74Cobalt StrikeJA4X templatelisted
64.177.112.233Cobalt StrikeJA4X templatelisted
64.118.154.116Cobalt StrikeJA4X templatelisted
54.164.24.73Cobalt StrikeJA4X templatelisted
51.159.194.10Cobalt StrikeJA4X templatelisted
47.97.206.32Cobalt StrikeJA4X templatelisted
45.154.12.150Cobalt StrikeJA4X templatelisted
43.138.225.166Cobalt StrikeJA4X templatelisted
43.136.19.18Cobalt StrikeJA4X templatelisted
43.108.84.25Cobalt StrikeJA4X templatelisted
37.60.141.43Cobalt StrikeJA4X templatelisted

Samples served · 3 files

Files this address was seen serving, each identified by running or analysing it. A widely distributed file can reach unrelated hosts.

All 3 files are configured to connect to this address on :8084.

Every file here was served on :8084.

FileConfirmedFile last seen
15ca47bc7dcfeee5ffaacb8ed4bc8cd6ce417cc11deed42da3d11cdc3cb2bccdanalysed
6ae1fa17c58b3c5f908a2c128db3cb9e2c30f0d2586788eb86ea35cdc1fdc5b6analysed
425ceee1d56962f4c832e40f84b7fd744a5fc9aa0bb32de7496d554bdb42ef1banalysed

All 3 files are VShell loaders whose configuration was read from the file. A VShell loader’s only configuration is the address and port it calls. The listener key (vkey) and the salt arrive from the listener when the loader connects, so only sandbox runs that reached a live listener show them.

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 and for the 3 files this address served. Queries hold only addresses, ports and file hashes.

Microsoft Defender XDR (KQL)
DeviceNetworkEvents
| where Timestamp > ago(30d)
| where (RemoteIP == "123.207.246.48" and RemotePort in (8084, 50050))
DeviceFileEvents
| where Timestamp > ago(30d)
| where SHA256 in ("15ca47bc7dcfeee5ffaacb8ed4bc8cd6ce417cc11deed42da3d11cdc3cb2bccd", "425ceee1d56962f4c832e40f84b7fd744a5fc9aa0bb32de7496d554bdb42ef1b", "6ae1fa17c58b3c5f908a2c128db3cb9e2c30f0d2586788eb86ea35cdc1fdc5b6")
Microsoft Sentinel (KQL)
CommonSecurityLog
| where TimeGenerated > ago(30d)
| where (DestinationIP == "123.207.246.48" and DestinationPort in (8084, 50050))
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="123.207.246.48" (All_Traffic.dest_port=8084 OR All_Traffic.dest_port=50050)))
    by All_Traffic.src_ip All_Traffic.dest_ip All_Traffic.dest_port
| tstats summariesonly=false count min(_time) as first_time max(_time) as last_time
    from datamodel=Endpoint.Filesystem where earliest=-30d
    (Filesystem.file_hash="15ca47bc7dcfeee5ffaacb8ed4bc8cd6ce417cc11deed42da3d11cdc3cb2bccd" OR Filesystem.file_hash="425ceee1d56962f4c832e40f84b7fd744a5fc9aa0bb32de7496d554bdb42ef1b" OR Filesystem.file_hash="6ae1fa17c58b3c5f908a2c128db3cb9e2c30f0d2586788eb86ea35cdc1fdc5b6")
    by Filesystem.dest Filesystem.file_path Filesystem.file_hash
Elastic (EQL)
network where
  (destination.ip == "123.207.246.48" and destination.port in (8084, 50050))
file where file.hash.sha256 in ("15ca47bc7dcfeee5ffaacb8ed4bc8cd6ce417cc11deed42da3d11cdc3cb2bccd", "425ceee1d56962f4c832e40f84b7fd744a5fc9aa0bb32de7496d554bdb42ef1b", "6ae1fa17c58b3c5f908a2c128db3cb9e2c30f0d2586788eb86ea35cdc1fdc5b6")

Cite this record

Plain text, for a ticket or a report
Address 123.207.246.48 Family Cobalt Strike, VShell Ports :8084, :50050 Status listed (feed checked 2026-10-30 18:37 UTC) First seen 2026-09-18 Last confirmed 2026-09-23 Record https://publicmosaic.com/ip/123.207.246.48 Source Public Mosaic, TLP:CLEAR