Public Mosaic C2 indicators
confirmed host

47.109.103.59

VShellcommand-and-control server · :443

On AS37963.

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

SharedValueOther hosts
Cobalt Strike server key8228aaafdc7df03089f53fa2bd9a870b1 other host · 1 listed
JA4X template2166164053c1_2166164053c1_30d204a01551420 other hosts · 417 listed
Cobalt Strike watermark66666666689 other hosts · 89 listed

A Cobalt Strike watermark is a weak link: cracked and leaked builds share one.

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

Network context

SharedValueOther hosts
NetworkAS37963 · Hangzhou Alibaba Advertising431 other hosts · 430 listed

Hosts near this one, for context only.

Summary

First seen by the scanner2026-10-19
In this archive since2026-10-19
Evidence1 certificate · 1 beacon configuration · 1 file served
Look up elsewhereVirusTotal · Shodan · Censys
About this listingWhat a listing means · Is this your address?

Observation history

Listed on 12 of the 63 days since this archive began recording, 2026-08-29 UTC.

  1. listed
  2. :443

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
  • 2026-10-19 – 2026-10-30 (12 days)

This listener was relabelled. Its most recent earlier label is shown; the date of the change is not recorded.

47.109.103.59:443 · VShell

Last confirmed (4 days ago)

first seen2026-10-19 06:15 UTC
serviceip-port · tcp · HTTPS
earlier labelCobalt Strike
networkAS37963 · Hangzhou Alibaba Advertising
confidence100 / 100
tls certificateea0a0bc5efc5ea0c4280f47833ef5b721942e6d1eceaa95e11a81235468d9d6d
cert subjectGoogle Spider
cert subject orgAlphabet Inc
cert issuerGoogle Spider
cert issuer orgAlphabet Inc
cert validity2024-12-17 → 2025-03-17
cert typeself-signed
cert key3072-bit
cert serial (hex)13aed6b6c3d099c2
cert serial (decimal)1418307013125904834

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_30d204a01551
jarm27d40d40d00000000042d43d00041d507b2f3d39c65b9f66c2581c7d8a5869
cs watermark666666666

Beacon configuration

callback47.109.103.59 · same as this host
beacon typeHTTPS
cs versionCobalt Strike 4.9 (Sep 19, 2023)
getGET /api/v1/get
postPOST /api/v1/post
user-agentMozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sleep15s ±45%
watermark666666666
server key md58228aaafdc7df03089f53fa2bd9a870b
inject stube781a4479f7c5a03b2dcfe4bd436366f
spawn to x86C:\Windows\SysWOW64\rundll32.exe
spawn to x64C:\Windows\System32\rundll32.exe

Hosts sharing a value with this one

453 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
Cobalt Strike server key · 1 other host · 1 listed

Every beacon carries its team server’s public key. Hosts sharing one were set up from the same server installation, or from a leaked or cracked copy that ships its key file, so it is not evidence of a single operator.

42.193.123.90Cobalt Strikeserver key · JA4X template · watermarklisted
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, 1 is listed under an earlier value and 380 are past the 40 hosts shown.

38.76.219.253Cobalt StrikeJA4X templatelisted
8.163.59.20Cobalt StrikeJA4X template · watermarklisted
117.72.182.5Cobalt StrikeJA4X template · watermarklisted
192.252.185.78Cobalt StrikeJA4X template · watermarklisted
49.232.42.116Cobalt StrikeJA4X templatelisted
156.239.252.191Cobalt StrikeJA4X templatelisted
47.109.23.77Cobalt StrikeJA4X template · watermarklisted
113.250.188.15Cobalt StrikeJA4X template · watermarklisted
47.105.36.109Cobalt StrikeJA4X templatelisted
85.175.101.203Cobalt StrikeJA4X templatelisted
47.251.177.187Cobalt StrikeJA4X templatelisted
101.42.255.92Cobalt StrikeJA4X template · watermarklisted
8.152.212.104Cobalt StrikeJA4X template · watermarklisted
47.95.201.24Cobalt StrikeJA4X templatelisted
154.12.86.154Cobalt StrikeJA4X template · watermarklisted
111.231.116.164Cobalt StrikeJA4X templatelisted
117.72.181.104Cobalt StrikeJA4X templatelisted
60.247.206.23Cobalt StrikeJA4X templatelisted
47.120.32.72Cobalt StrikeJA4X template · watermarklisted
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
38.207.160.73Cobalt StrikeJA4X templatelisted
Cobalt Strike watermark · 89 other hosts · 89 listed

The watermark identifies the Cobalt Strike licence a beacon was built with. Cracked and leaked builds share watermarks widely, so it is not evidence of a single operator.

Of these, 10 are listed under an earlier value and 79 are past the 40 hosts shown.

Samples served · 1 file

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

Every file here was served on :443.

FileConfirmedFile last seen
5ad22a9401cb9f5456e219e31e4c0fae463c71ae701271805462fa28bace038banalysed

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 and for the 1 file this address served. Queries hold only addresses, ports and file hashes.

Microsoft Defender XDR (KQL)
DeviceNetworkEvents
| where Timestamp > ago(30d)
| where (RemoteIP == "47.109.103.59" and RemotePort in (443))
DeviceFileEvents
| where Timestamp > ago(30d)
| where SHA256 in ("5ad22a9401cb9f5456e219e31e4c0fae463c71ae701271805462fa28bace038b")
Microsoft Sentinel (KQL)
CommonSecurityLog
| where TimeGenerated > ago(30d)
| where (DestinationIP == "47.109.103.59" and DestinationPort in (443))
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="47.109.103.59" (All_Traffic.dest_port=443)))
    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="5ad22a9401cb9f5456e219e31e4c0fae463c71ae701271805462fa28bace038b")
    by Filesystem.dest Filesystem.file_path Filesystem.file_hash
Elastic (EQL)
network where
  (destination.ip == "47.109.103.59" and destination.port in (443))
file where file.hash.sha256 in ("5ad22a9401cb9f5456e219e31e4c0fae463c71ae701271805462fa28bace038b")

Cite this record

Plain text, for a ticket or a report
Address 47.109.103.59 Family VShell (command-and-control server) Ports :443 Status listed (feed checked 2026-10-30 18:37 UTC) First seen 2026-10-19 Last confirmed 2026-10-26 Record https://publicmosaic.com/ip/47.109.103.59 Source Public Mosaic, TLP:CLEAR