Public Mosaic C2 indicators
confirmed host

93.188.163.199

Quasarremote-access trojan controller · :50050

First seen 2026-09-21, last confirmed 2026-09-23. No longer listed. On AS47583.

archived last confirmed feed checked TLP:CLEAR

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 certificate689321f1b2d8766bd8938b9a888a2e85fdb2138eac20cedaf00a74b9fc1efd171 other host · 0 listed
JA4X template2166164053c1_2166164053c1_30d204a01551420 other hosts · 418 listed

Network context

SharedValueOther hosts
NetworkAS47583 · Hostinger International5 other hosts · 5 listed

Hosts near this one, for context only.

Summary

First seen by the scanner2026-09-21
In this archive since2026-09-22
Evidence1 certificate
Look up elsewhereVirusTotal · Shodan · Censys
About this listingWhat a listing means · Is this your address?

Observation history

Listed on 2 of the 3 days from its first sighting by the scanner on 2026-09-21 to its last confirmation on 2026-09-23 UTC.

  1. listed
  2. :50050

2026-08-292026-09-23

  • 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
  • 2026-09-22 – 2026-09-23 (2 days)

93.188.163.199:50050 · Quasar

no longer listed Last confirmed

first seen2026-09-21 19:17 UTC
serviceip-port · tcp · Cobalt Strike team-server default
networkAS47583 · Hostinger International
confidence100 / 100
tls certificate689321f1b2d8766bd8938b9a888a2e85fdb2138eac20cedaf00a74b9fc1efd17
cert subject051
cert subject orgChrome
cert issuer051
cert issuer orgChrome
cert validity2024-10-08 → 2025-01-06
cert typeself-signed
cert key2048-bit
cert serial (hex)3d38d2b7
cert serial (decimal)1027134135

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
jarm2ad2ad16d2ad2ad00042d42d00042ddb04deffa1705e2edc44cae1ed24a4da

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 · 0 listed

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

43.139.173.26Cobalt Strike, Quasarcertificate · JA4X templatelisted
JA4X template · 420 other hosts · 418 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 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
38.207.160.73Cobalt StrikeJA4X templatelisted

Deploy

No listener here is listed, so there are no rules. The queries below search past traffic: run them once, not as a standing alert.

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 == "93.188.163.199" and RemotePort in (50050))
Microsoft Sentinel (KQL)
CommonSecurityLog
| where TimeGenerated > ago(30d)
| where (DestinationIP == "93.188.163.199" and DestinationPort in (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="93.188.163.199" (All_Traffic.dest_port=50050)))
    by All_Traffic.src_ip All_Traffic.dest_ip All_Traffic.dest_port
Elastic (EQL)
network where
  (destination.ip == "93.188.163.199" and destination.port in (50050))

Cite this record

Plain text, for a ticket or a report
Address 93.188.163.199 Family Quasar (remote-access trojan controller) Ports :50050 Status archived (feed checked 2026-10-30 18:37 UTC) First seen 2026-09-21 Last confirmed 2026-09-23 Record https://publicmosaic.com/ip/93.188.163.199 Source Public Mosaic, TLP:CLEAR