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HASSH acaa53e0a7d7… — SSH-2.0-OpenSSH_7.4 (52 IPs, 22 countries)

HASSH Active high
Why this campaign was detected
52 IPs are running an identical SSH client (HASSH fingerprint acaa53e0a7d7…). Top network: Korea Telecom (AS4766). Geographic and ASN spread across distinct /16 subnets indicates a single operator running shared tooling on rented infrastructure — exactly the disguise that subnet/ASN clustering misses.
Primary ASN
AS4766 · Korea Telecom
Subnet
—
Country
🇨🇳 CN
Cloud Provider
—
Member Count
52 IPs
Average
Total Events
4819
Below average by volume
Started / Ended
2026-02-22 22:11 — 2026-09-22 11:30
Attack Types
smtp:relay ssh:bruteforce ssh:connection ssh:malware ssh:proxy-abuse
MITRE ATT&CK Techniques
Reconnaissance
Initial Access
Credential Access
Discovery
Command and Control
Member Actors
IP Address Behavior Confidence Flags Events Agents Attack Types Hostname Last Seen
220.80.223.144 credential_harvester 77% 1x OSINT 1883 3 smtp:relayssh:bruteforcessh:connectionssh:malwaressh:proxy-abuse — 2026-10-15 13:20 evidence →
196.188.93.169 credential_harvester 59% 1x OSINT 2322 2 smtp:relayssh:bruteforcessh:connectionssh:malware — 2026-10-13 15:07 evidence →
172.90.128.97 credential_harvester 47% 1x OSINT 47 1 smtp:relayssh:bruteforce syn-172-090-128-097.res.spectrum.com 2026-10-07 03:06 evidence →
169.211.232.182 credential_harvester 47% 1x OSINT 45 2 smtp:relayssh:bruteforcessh:connection — 2026-10-07 03:45 evidence →
65.20.134.97 credential_harvester 47% 1x OSINT 43 1 smtp:relayssh:bruteforcessh:proxy-abuse — 2026-10-07 07:13 evidence →
200.222.71.218 credential_harvester 47% 1x OSINT 41 1 smtp:relayssh:bruteforce — 2026-10-07 04:41 evidence →
95.79.57.221 proxy_abuser 47% 1x OSINT 39 1 smtp:relayssh:bruteforcessh:connectionssh:proxy-abuse 95x79x57x221.static-business.nn.ertelecom.ru 2026-10-06 18:57 evidence →
87.103.126.54 credential_harvester 47% 1x OSINT 37 1 smtp:relayssh:bruteforce 54.126.103.87.rev.vodafone.pt 2026-10-07 04:41 evidence →
195.222.57.183 proxy_abuser 46% 1x OSINT 17 2 smtp:relayssh:bruteforcessh:proxy-abuse — 2026-10-06 16:01 evidence →
45.178.227.0 credential_harvester 43% 84 1 smtp:relayssh:bruteforcessh:connectionssh:proxy-abuse — 2026-10-06 11:46 evidence →
208.96.233.67 credential_harvester 38% 1x OSINT 43 1 smtp:relayssh:bruteforcessh:proxy-abuse 208-96-233-67.resi.cgocable.ca 2026-10-07 07:22 evidence →
218.21.246.238 proxy_abuser 38% 1x OSINT 32 1 smtp:relayssh:bruteforcessh:connectionssh:proxy-abuse — 2026-10-06 09:24 evidence →
65.20.251.170 credential_harvester 38% 1x OSINT 31 1 smtp:relayssh:bruteforce — 2026-10-07 05:04 evidence →
178.178.222.50 credential_harvester 38% 1x OSINT 31 1 smtp:relayssh:bruteforce — 2026-10-07 07:21 evidence →
188.168.86.6 proxy_abuser 37% 1x OSINT 26 1 smtp:relayssh:bruteforcessh:connection — 2026-10-06 17:17 evidence →
62.201.228.210 proxy_abuser 37% 1x OSINT 24 1 smtp:relayssh:bruteforcessh:connection — 2026-10-06 03:42 evidence →
222.236.155.146 proxy_abuser 37% 1x OSINT 23 1 smtp:relayssh:bruteforce — 2026-10-06 09:17 evidence →
220.180.249.165 proxy_abuser 36% 1x OSINT 11 1 smtp:relayssh:bruteforce — 2026-10-06 19:59 evidence →
174.94.236.211 proxy_abuser 35% 1x OSINT 8 1 smtp:relayssh:connection — 2026-10-06 17:17 evidence →
113.140.95.250 proxy_abuser 35% 1x OSINT 6 1 smtp:relay — 2026-10-07 04:17 evidence →
111.70.49.188 proxy_abuser 35% 1x OSINT 6 1 smtp:relay 111-70-49-188.emome-ip.hinet.net 2026-10-06 19:59 evidence →
78.192.21.78 proxy_abuser 35% 1x OSINT 6 1 smtp:relay 78-192-21-78.subs.proxad.net 2026-10-06 16:00 evidence →
2.184.61.196 proxy_abuser 35% 1x OSINT 6 1 smtp:relay — 2026-10-06 13:37 evidence →
211.228.118.94 proxy_abuser 35% 1x OSINT 6 1 smtp:relay — 2026-10-06 20:00 evidence →
177.174.89.99 proxy_abuser 35% 1x OSINT 6 1 smtp:relay 177-174-89-99.user.vivozap.com.br 2026-10-06 16:00 evidence →
63.135.169.175 credential_harvester 33% 31 1 smtp:relayssh:bruteforce — 2026-10-07 07:10 evidence →
14.97.77.182 proxy_abuser 32% 22 1 smtp:relayssh:bruteforce — 2026-10-06 20:16 evidence →
117.204.1.45 proxy_abuser 32% 18 1 ssh:connectionssh:proxy-abuse — 2026-10-06 03:58 evidence →
117.248.201.39 proxy_abuser 31% 12 1 smtp:relayssh:proxy-abuse — 2026-10-06 06:57 evidence →
103.121.27.218 proxy_abuser 31% 12 1 smtp:relay — 2026-10-06 16:02 evidence →
81.10.98.82 proxy_abuser 31% 11 1 smtp:relayssh:bruteforce — 2026-10-07 07:13 evidence →
93.118.139.170 proxy_abuser 30% 6 1 smtp:relay — 2026-10-06 12:50 evidence →
46.59.88.86 proxy_abuser 30% 6 1 smtp:relay h-46-59-88-86.A463.priv.bahnhof.se 2026-10-06 03:58 evidence →
125.59.204.176 proxy_abuser 30% 6 1 smtp:relay cm125-59-204-176.hkcable.com.hk 2026-10-06 06:57 evidence →
46.59.109.4 proxy_abuser 30% 6 1 smtp:relay h-46-59-109-4.A463.priv.bahnhof.se 2026-10-06 15:29 evidence →
211.252.96.146 proxy_abuser 30% 6 1 smtp:relay — 2026-10-06 15:29 evidence →
51.52.210.77 proxy_abuser 30% 6 1 smtp:relay — 2026-10-07 01:39 evidence →
136.56.34.147 credential_probe 19% 1x OSINT 32 1 smtp:relayssh:bruteforce 136-56-34-147.googlefiber.net 2026-10-07 03:57 evidence →
62.183.82.70 credential_probe 19% 1x OSINT 28 1 smtp:relayssh:bruteforcessh:connection net-62-183-82-70.kbrnet.ru 2026-10-07 07:11 evidence →
197.242.170.10 credential_probe 19% 1x OSINT 27 1 smtp:relayssh:bruteforce — 2026-10-06 09:17 evidence →
187.8.3.230 credential_probe 19% 1x OSINT 26 1 smtp:relayssh:bruteforce 187-8-3-230.customer.tdatabrasil.net.br 2026-10-07 03:45 evidence →
189.52.52.162 credential_probe 18% 1x OSINT 18 1 smtp:relayssh:bruteforcessh:connection — 2026-10-07 05:04 evidence →
202.53.94.242 credential_probe 18% 1x OSINT 16 1 smtp:relayssh:bruteforce arpa.static.242.94.53.202.nettlinx.com 2026-10-06 09:04 evidence →
218.200.9.182 credential_probe 18% 1x OSINT 16 1 smtp:relayssh:bruteforce — 2026-10-06 06:44 evidence →
112.28.153.240 scanner 17% 1x OSINT 4 1 ssh:connection — 2026-10-07 03:06 evidence →
36.135.62.89 credential_probe 16% 1x OSINT 5 1 ssh:bruteforce — 2026-10-06 20:25 evidence →
125.215.199.37 credential_probe 14% 32 1 smtp:relayssh:bruteforcessh:proxy-abuse — 2026-10-06 13:37 evidence →
117.247.239.202 credential_probe 14% 27 1 smtp:relayssh:bruteforce — 2026-10-06 09:04 evidence →
111.70.39.214 credential_probe 13% 21 1 smtp:relayssh:bruteforce 111-70-39-214.emome-ip.hinet.net 2026-10-07 01:40 evidence →
210.4.68.73 credential_probe 13% 21 1 smtp:relayssh:bruteforce 210.4.68-73.bdcom.com 2026-10-06 20:16 evidence →
185.2.228.48 credential_probe 13% 16 1 smtp:relayssh:bruteforce static-185-2-228-48.cust.tele2.lt 2026-10-06 07:15 evidence →
36.64.36.101 credential_probe 13% 16 1 smtp:relayssh:bruteforce — 2026-10-07 04:08 evidence →
VPN Known VPN or proxy provider
DROP ASN on Spamhaus DROP list
Nx OSINT Corroborated by N external threat feeds