Public Mosaic C2 indicators
confirmed host

108.187.40.4

Flying Eagleremote-access trojan controller · :443

On AS138995.

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 templatea373a9f83c6b_7022c563de38_2e3757343cb0233 other hosts · 218 listed

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

Network context

SharedValueOther hosts
/24108.187.40.0/244 other hosts · 4 listed
NetworkAS138995 · Antbox Networks73 other hosts · 73 listed

Hosts near this one, for context only.

Summary

First seen by the scanner2026-10-13
In this archive since2026-10-13
Evidence1 certificate
Look up elsewhereVirusTotal · Shodan · Censys
About this listingWhat a listing means · Is this your address?

Observation history

Listed on 18 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
  • 2026-10-13 – 2026-10-30 (18 days)

108.187.40.4:443 · Flying Eagle

Last confirmed (11 days ago)

first seen2026-10-13 14:52 UTC
serviceip-port · tcp · HTTPS
observed hostlv1.sansan001.com
networkAS138995 · Antbox Networks
confidence100 / 100
tls certificatef80d89270107ffc2c5e7217e8ca0f588d4c5660b6097a50c6a58b5ed09abe5ae
cert subjectlv1.sansan001.com
cert issuerYR1
cert issuer orgLet's Encrypt
cert validity2026-09-25 → 2026-12-24
cert typeissuer-signed
cert key2048-bit
cert serial (hex)053e5a05f4da1d5c9077d0c693d004bebdd3
cert serial (decimal)456778597855193122758356621004866070691283
cert nameslv1.sansan001.com

The names above are what the certificate asserts, signed by the issuer it names, which may be a public certificate authority, a private one, or one a builder ships. This site verifies none of it, so treat a name here as a lead to investigate, never an attribution.

ja4xa373a9f83c6b_7022c563de38_2e3757343cb0

Hosts sharing a value with this one

233 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 · 233 other hosts · 218 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, 193 are past the 40 hosts shown.

207.56.119.139Flying EagleJA4X templatelisted
186.244.245.148DarkSwordJA4X templatelisted
213.111.176.26AdaptixJA4X templatelisted
38.76.216.85Flying EagleJA4X templatelisted
103.52.152.203Flying EagleJA4X templatelisted
207.56.119.48Flying EagleJA4X templatelisted
85.137.62.225DarkSwordJA4X templatelisted
85.137.62.160DarkSwordJA4X templatelisted
208.87.202.232DarkSwordJA4X templatelisted
202.146.222.253DarkSwordJA4X templatelisted
192.253.229.191DarkSwordJA4X templatelisted
192.162.199.251UnamJA4X templatelisted
181.215.18.87DarkSwordJA4X templatelisted
154.18.187.174DarkSwordJA4X templatelisted
130.94.67.4DarkSwordJA4X templatelisted
131.123.43.22NimPlantJA4X templatelisted
101.33.76.147DarkSwordJA4X templatelisted
20.118.221.53AdaptixJA4X templatelisted
157.137.215.66HavocJA4X templatelisted
152.70.24.49HookJA4X templatelisted
46.19.140.50Cobalt StrikeJA4X templatelisted
45.142.143.152AdaptixJA4X templatelisted
45.142.142.252AdaptixJA4X templatelisted
89.34.227.72AdaptixJA4X templatelisted
69.8.133.42AdaptixJA4X templatelisted
149.104.71.157AdaptixJA4X templatelisted
216.167.81.141OverlordJA4X templatelisted
69.8.133.228AdaptixJA4X templatelisted
52.196.120.218Flying EagleJA4X templatelisted
116.213.43.162Diaoyu KejiJA4X templatelisted
179.43.175.26BTMOBJA4X templatelisted
194.100.215.101PyramidJA4X templatelisted
69.8.133.232AdaptixJA4X templatelisted
161.35.239.147HavocJA4X templatelisted
179.43.175.47OverlordJA4X templatelisted
43.98.165.114DarkSwordJA4X templatelisted
64.90.30.189Flying EagleJA4X templatelisted
108.187.43.82Flying EagleJA4X templatelisted
192.229.116.34Flying EagleJA4X templatelisted
45.194.36.5Flying EagleJA4X templatelisted

Neighbourhood · 108.187.40.0/24 · 4 other hosts

4 other hosts in this archive are in the same /24, shown for context.

108.187.40.40Flying Eagle108.187.40.53Flying Eagle108.187.40.55Flying Eagle108.187.40.58Flying Eagle

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. Queries hold only addresses, ports and file hashes.

Microsoft Defender XDR (KQL)
DeviceNetworkEvents
| where Timestamp > ago(30d)
| where (RemoteIP == "108.187.40.4" and RemotePort in (443))
Microsoft Sentinel (KQL)
CommonSecurityLog
| where TimeGenerated > ago(30d)
| where (DestinationIP == "108.187.40.4" 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="108.187.40.4" (All_Traffic.dest_port=443)))
    by All_Traffic.src_ip All_Traffic.dest_ip All_Traffic.dest_port
Elastic (EQL)
network where
  (destination.ip == "108.187.40.4" and destination.port in (443))

Cite this record

Plain text, for a ticket or a report
Address 108.187.40.4 Family Flying Eagle (remote-access trojan controller) Ports :443 Status listed (feed checked 2026-10-30 18:37 UTC) First seen 2026-10-13 Last confirmed 2026-10-19 Record https://publicmosaic.com/ip/108.187.40.4 Source Public Mosaic, TLP:CLEAR