Public Mosaic C2 indicators
confirmed host

49.235.158.141

VShellCobalt Strikecontrollers · :2077, :1111

On AS45090. Its certificate is shared with 145 other hosts.

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 keyca1c5ee4c6f4451759972387cacad5ac32 other hosts · 32 listed
TLS certificate87f2085c32b6a2cc709b365f55873e207a9caa10bffecf2fd16d3cf9d94d390c145 other hosts · 143 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.

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 scanner2026-09-28
In this archive since2026-09-28
Ports2 · 2 listed
Evidence1 certificate · 1 beacon configuration · 1 recovered configuration · 4 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
:2077VShelllistedconfig 1
:1111Cobalt Strikelisted87f2085c32b62166164053c1_2166164053c1_30d204a01551beacon

Observation history

Listed on 33 of the 63 days since this archive began recording, 2026-08-29 UTC.

  1. listed
  2. :2077
  3. :1111

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
  • 2026-09-28 – 2026-10-30 (33 days)

Evidence

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

TLS certificate 87f2085c32b6

On :1111.

tls certificate87f2085c32b6a2cc709b365f55873e207a9caa10bffecf2fd16d3cf9d94d390c
cert validity2015-05-20 → 2025-05-17
cert typeself-signed
cert key2048-bit
cert serial (hex)08bb00ee
cert serial (decimal)146473198

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

Beacon configuration

On :1111.

callback49.235.158.141 · same as this host
beacon port1111
beacon typeHTTPS
cs versionCobalt Strike 4.9 (Sep 19, 2023)
getGET /dpixel
postPOST /submit.php
user-agentMozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; NP09; NP09; MAAU)
sleep60s ±0%
watermark666666666
server key md5ca1c5ee4c6f4451759972387cacad5ac
inject stub40ed048138df0b3e23a0ef24dc5efa1a
spawn to x86%windir%\syswow64\rundll32.exe
spawn to x64%windir%\sysnative\rundll32.exe

Config 1 · VShell configuration

On :2077.

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

c2 host49.235.158.141 · same as this host
c2 port2077

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

49.235.158.141:2077 · VShell

listed · config 1

49.235.158.141:1111 · Cobalt Strike

listed · certificate 87f2085c32b6 · beacon

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 · 32 other hosts · 32 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.

8.163.59.20Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
192.252.185.78Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
113.250.188.15Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
43.136.92.170Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
137.220.194.15Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
104.143.204.78Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
150.158.102.111Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
191.223.41.183Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
192.252.179.24Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
175.27.214.144Cobalt Strikeserver key · certificate · JA4X template · watermarklisted
47.109.23.77Cobalt Strikeserver key · JA4X template · watermarklisted
8.152.212.104Cobalt Strikeserver key · JA4X template · watermarklisted
47.120.32.72Cobalt Strikeserver key · JA4X template · watermarklisted
47.92.208.27Cobalt Strikeserver key · JA4X template · watermarklisted
43.138.116.60Cobalt Strikeserver key · JA4X template · watermarklisted
42.51.44.173Cobalt Strikeserver key · JA4X template · watermarklisted
45.203.213.168Cobalt Strikeserver key · JA4X template · watermarklisted
149.30.232.29Cobalt Strikeserver key · JA4X template · watermarklisted
114.215.188.153Cobalt Strikeserver key · JA4X template · watermarklisted
47.94.224.229Cobalt Strikeserver key · JA4X template · watermarklisted
102.134.35.205Cobalt Strikeserver key · watermarklisted
162.14.122.146Cobalt Strikeserver key · watermarklisted
43.167.177.224Cobalt Strikeserver key · watermarklisted
8.159.146.72Cobalt Strikeserver key · watermarklisted
47.236.149.142Cobalt Strikeserver key · watermarklisted
198.44.116.156Cobalt Strikeserver key · watermarklisted
103.236.84.103Cobalt Strikeserver key · watermarklisted
1.117.61.139Cobalt Strikeserver key · watermarklisted
117.72.125.206Cobalt Strikeserver key · watermarklisted
39.98.116.82Cobalt Strikeserver key · watermarklisted
39.102.125.11Cobalt Strikeserver key · watermarklisted
207.57.123.57Cobalt Strikeserver key · watermarklisted
TLS certificate · 145 other hosts · 143 listed

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

Of these, 10 are listed under an earlier value and 127 are past the 40 hosts shown.

117.72.182.5Cobalt Strikecertificate · JA4X template · watermarklisted
49.232.42.116Cobalt Strikecertificate · JA4X templatelisted
47.105.36.109Cobalt Strikecertificate · JA4X templatelisted
101.42.255.92Cobalt Strikecertificate · JA4X template · watermarklisted
111.231.116.164Cobalt Strikecertificate · JA4X templatelisted
117.72.181.104Cobalt Strikecertificate · JA4X templatelisted
60.247.206.23Cobalt Strikecertificate · JA4X templatelisted
222.255.215.42Cobalt Strikecertificate · 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, 28 are listed under an earlier value and 392 are past the 40 hosts shown.

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, 34 are listed under an earlier value and 55 are past the 40 hosts shown.

Samples served · 4 files

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

3 of the 4 files are configured to connect to this address on :2077.

FileFamilyConfirmedDelivered onFile last seen
c7cea8aded16517b87acdfa629a2dc1cc78eebdb7c7715ce20fd0a375c72cab6Cobalt Strikeanalysed:1111
3a53e5f23870294cb2c5915f59169848812cfcb8030c1ee9bfeca46fd46b6390VShellanalysed:2077
5fd663d2eed12d623ec3a3ecd87fbc21b04927a2e920f582bddccc1653d102bfVShellanalysed:2077
9fc7dad78f7425c49cdb9c54ffe19ea375166c479f5ad3ab6115c5af7f461738VShellanalysed:2077

3 of the 4 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 4 files this address served. Queries hold only addresses, ports and file hashes.

Microsoft Defender XDR (KQL)
DeviceNetworkEvents
| where Timestamp > ago(30d)
| where (RemoteIP == "49.235.158.141" and RemotePort in (1111, 2077))
DeviceFileEvents
| where Timestamp > ago(30d)
| where SHA256 in ("3a53e5f23870294cb2c5915f59169848812cfcb8030c1ee9bfeca46fd46b6390", "5fd663d2eed12d623ec3a3ecd87fbc21b04927a2e920f582bddccc1653d102bf", "9fc7dad78f7425c49cdb9c54ffe19ea375166c479f5ad3ab6115c5af7f461738", "c7cea8aded16517b87acdfa629a2dc1cc78eebdb7c7715ce20fd0a375c72cab6")
Microsoft Sentinel (KQL)
CommonSecurityLog
| where TimeGenerated > ago(30d)
| where (DestinationIP == "49.235.158.141" and DestinationPort in (1111, 2077))
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="49.235.158.141" (All_Traffic.dest_port=1111 OR All_Traffic.dest_port=2077)))
    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="3a53e5f23870294cb2c5915f59169848812cfcb8030c1ee9bfeca46fd46b6390" OR Filesystem.file_hash="5fd663d2eed12d623ec3a3ecd87fbc21b04927a2e920f582bddccc1653d102bf" OR Filesystem.file_hash="9fc7dad78f7425c49cdb9c54ffe19ea375166c479f5ad3ab6115c5af7f461738" OR Filesystem.file_hash="c7cea8aded16517b87acdfa629a2dc1cc78eebdb7c7715ce20fd0a375c72cab6")
    by Filesystem.dest Filesystem.file_path Filesystem.file_hash
Elastic (EQL)
network where
  (destination.ip == "49.235.158.141" and destination.port in (1111, 2077))
file where file.hash.sha256 in ("3a53e5f23870294cb2c5915f59169848812cfcb8030c1ee9bfeca46fd46b6390", "5fd663d2eed12d623ec3a3ecd87fbc21b04927a2e920f582bddccc1653d102bf", "9fc7dad78f7425c49cdb9c54ffe19ea375166c479f5ad3ab6115c5af7f461738", "c7cea8aded16517b87acdfa629a2dc1cc78eebdb7c7715ce20fd0a375c72cab6")

Cite this record

Plain text, for a ticket or a report
Address 49.235.158.141 Family VShell, Cobalt Strike Ports :1111, :2077 Status listed (feed checked 2026-10-30 18:37 UTC) First seen 2026-09-28 Last confirmed 2026-10-30 Record https://publicmosaic.com/ip/49.235.158.141 Source Public Mosaic, TLP:CLEAR