ja4x certificate template

JA4X 2166164053c1…

421 convicted hosts presented certificates built from one template: the same certificate fields, in the same order. A shared template points to shared tooling.

2166164053c1_2166164053c1_30d204a01551

feed checked TLP:CLEAR
hosts 421 418 still listed
listings 500
networks 123
first seen 2026-08-22

Ports

:50050185:44398:844326:1844314:88884:370014:3003:44433

The 8 ports with the most hosts, of 145.

Detection packs

Rules for this hub's 418 still-listed hosts, across all 5 pages of the list, updated with the archive. Withdrawn hosts can stay in these files for up to five minutes. Each listener gets one Suricata rule on its address and port, with the same rule ID in every file: load one set, or let suricata-update merge them. A newer file replaces an older one. YARA rules match file hashes only.

Cohorts

Hosts on this template that also share an issuer name and a not-before day: one issuance step run for several hosts. Kinship, not attribution.

Showing the 8 largest of 12. Every cohort is in the cohort directory.

Hosts · page 5 of 5

Newest first by first seen, so later pages shift as hosts are added. Archived hosts are included and marked.

198.199.72.177Cobalt StrikeAS14061 · DigitalOceanlast confirmed 2026-10-21180.76.141.175Cobalt StrikeAS38365 · Beijing Baidu Netcom Science and Tech…last confirmed 2026-09-15172.232.97.189Cobalt StrikeAS63949 · Akamai Connected Cloudlast confirmed 2026-08-25178.157.59.195Cobalt StrikeAS25820 · IT7 Networkslast confirmed 2026-10-30116.198.233.179Cobalt StrikeAS137699 · CHINATELECOM Jiangsu Suqian IDC netwo…last confirmed 2026-10-30117.72.242.9Cobalt StrikeAS141679 · China Telecom Beijing Tianjin Hebei B…last confirmed 2026-10-30119.45.160.160Cobalt StrikeAS45090 · Shenzhen Tencent Computer Systems Com…last confirmed 2026-09-12124.222.145.172Cobalt StrikeAS45090 · Shenzhen Tencent Computer Systems Com…last confirmed 2026-09-0214.225.212.124Cobalt StrikeAS135905 · VIETNAM POSTS AND TELECOMMUNICATIONS…last confirmed 2026-10-3014.29.160.181Cobalt StrikeAS4134 · No.31,Jin-rong Streetlast confirmed 2026-09-15146.70.232.107Cobalt StrikeAS9009 · M247 Europelast confirmed 2026-10-27111.228.55.96Cobalt StrikeAS141679 · China Telecom Beijing Tianjin Hebei B…last confirmed 2026-09-02113.250.188.15Cobalt StrikeAS134420 · Chongqing Telecomlast confirmed 2026-10-30111.228.4.54Cobalt StrikeAS141679 · China Telecom Beijing Tianjin Hebei B…last confirmed 2026-09-15106.75.249.202Cobalt StrikeAS17621 · China Unicom Shanghai networklast confirmed 2026-09-02101.33.225.32Cobalt StrikeAS45090 · Shenzhen Tencent Computer Systems Com…last confirmed 2026-09-151.15.76.39Cobalt StrikeAS45090 · Shenzhen Tencent Computer Systems Com…last confirmed 2026-10-1382.156.80.106Cobalt StrikeAS45090 · Shenzhen Tencent Computer Systems Com…last confirmed 2026-09-2645.221.118.46Cobalt StrikeAS55933 · Cloudielast confirmed 2026-10-2343.140.219.182Cobalt StrikeAS45090 · Shenzhen Tencent Computer Systems Com…last confirmed 2026-09-2436.140.162.173Cobalt StrikeAS9808 · China Mobile Communications Grouplast confirmed 2026-09-02