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165.154.6.34

TAGGED SUSPICIOUS how we decide →

Threat Confidence

58%

Location

🇭🇰 HK / Hong Kong

ASN

AS135377 · UCLOUD INFORMATION TECHNOLOGY HK LIMITED

Cloud Provider

—

Total Events

222

Above average by volume

Agent Count

First / Last Seen

2026-04-27 18:57 — 2026-05-04 00:44

Attack Types

ssh:bruteforce

MITRE ATT&CK Techniques

Reconnaissance

T1595.002

Initial Access

T1078

Defense Evasion

T1070.004

Credential Access

T1110 T1110.001

Command and Control

T1105

External Corroboration

Blocklist.de

Reported 2026-05-04 03:01

blocklist_de:reported

Campaigns

Subnet 165.154.6.0/24 SUBNET Active high 🇭🇰 HK

5 IPs 1991 events

ssh:bruteforce

2026-03-03 — ongoing · 5 IPs from the same /24 subnet (165.154.6.0/24) were observed attacking our sensors within the same time window. …

HASSH af8223ac9914… — SSH-2.0-libssh_0.12.0 (584 IPs, 76 countries) HASSH Active high 🇭🇰 HK

584 IPs 227835 events

ssh:bruteforce

2026-02-28 — ongoing · 584 IPs are running an identical SSH client (HASSH fingerprint af8223ac9914…). Top network: UCLOUD INFORMATION TECHNOLOGY HK LIMITED …

Session Forensics

malware_dropper ×4 credential_probe ×31 opportunistic_bruter ×4

Sessions

39 (8 with login)

Avg Depth Score

0.31

Commands Executed

Files Downloaded

Notable Commands

cd ~; chattr -ia .ssh; lockr -ia .ssh
lockr -ia .ssh
cd ~ && rm -rf .ssh && mkdir .ssh && echo "ssh-rsa AAAAB3NzaC1yc2EAAAABJQAAAQEArDp4cun2lhr4KUhBGE7VvAcwdli2a8dbnrTOrbMz1+5O73fcBOx8NVbUT0bUanUV9tJ2/9p7+vD0EpZ3Tz/+0kX34uAx1RV/75GVOmNx+9EuWOnvNoaJe0QXxziIg9eLBHpgLMuakb5+BgTFB+rKJAw9u9FSTDengvS8hX1kNFS4Mjux0hJOK8rvcEmPecjdySYMb66nylAKGwCEE6WEQHmd1mUPgHwGQ0hWCwsQk13yCGPK5w6hYp5zYkFnvlC8hGmd4Ww+u97k6pfTGTUbJk14ujvcD9iUKQTTWYYjIIu5PmUux5bsZ0R4WFwdIe6+i6rBLAsPKgAySVKPRK+oRw== mdrfckr">>.ssh/authorized_keys && chmod -R go= ~/.ssh && cd ~

Fingerprints

HASSH

af8223ac9914f509afdadfaf5f7ee94e

SSH Client

SSH-2.0-libssh_0.12.0

Evidence Timeline

Credential Probe 2133a4670854 w4m_singapore_01 · 2026-05-04 00:44

1 20%

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Credential Probe b29983863a4a w4m_singapore_01 · 2026-05-04 00:43

1 20%

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Credential Probe f255970b69aa w4m_singapore_01 · 2026-05-04 00:42

1 20%

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Credential Probe 1769075db825 w4m_singapore_01 · 2026-05-04 00:42

1 20%

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Credential Probe 22c7d47a4738 w4m_singapore_01 · 2026-05-04 00:41

1 20%

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Credential Probe f5e721c2b83c w4m_singapore_01 · 2026-05-04 00:40

1 20%

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Credential Probe 6c014e9726fe w4m_singapore_01 · 2026-05-04 00:39

1 20%

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Credential Probe e6fc4d758eda w4m_singapore_01 · 2026-05-04 00:38

1 20%

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Opportunistic Bruter 6420abdb2ad8 w4m_singapore_01 · 2026-05-04 00:37

1 50%

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Malware Dropper f29401ddf50b w4m_singapore_01 · 2026-05-04 00:37

3 1 1 100%

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Credential Probe 6a81a19912af w4m_singapore_01 · 2026-05-04 00:37

1 20%

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Credential Probe cd59bd7766b5 w4m_singapore_01 · 2026-05-04 00:36

1 20%

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Credential Probe 17104570580e w4m_singapore_01 · 2026-05-04 00:36

1 20%

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Credential Probe 529cc2e4ecbb w4m_singapore_01 · 2026-05-04 00:35

1 20%

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Malware Dropper 406bdc12f2bf w4m_singapore_01 · 2026-05-04 00:34

3 1 1 100%

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Opportunistic Bruter c92f427e6b38 w4m_singapore_01 · 2026-05-04 00:34

1 50%

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Credential Probe 7d9426aa2a23 w4m_singapore_01 · 2026-05-04 00:34

1 20%

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Credential Probe f1bbc82e9831 w4m_singapore_01 · 2026-05-04 00:33

1 20%

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Credential Probe 079836039426 w4m_singapore_01 · 2026-05-04 00:32

1 20%

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Opportunistic Bruter 5cb7fbd36b2e w4m_singapore_01 · 2026-05-04 00:31

1 50%

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Malware Dropper 89421b2cd0a1 w4m_singapore_01 · 2026-05-04 00:31

3 1 1 100%

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Credential Probe 101bd90bd6d9 w4m_singapore_01 · 2026-05-04 00:31

1 20%

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Credential Probe ac12ec1e2193 w4m_singapore_01 · 2026-05-04 00:30

1 20%

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Credential Probe 6073bfa51a90 w4m_singapore_01 · 2026-05-04 00:29

1 20%

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Credential Probe 19d70e1184b2 w4m_singapore_01 · 2026-05-04 00:29

1 20%

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Credential Probe 8d9ce055a0c4 w4m_singapore_01 · 2026-05-04 00:28

1 20%

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Credential Probe 8d9cbbb7a663 w4m_singapore_01 · 2026-05-04 00:27

1 20%

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Credential Probe b11d3a6ce359 w4m_singapore_01 · 2026-05-04 00:26

1 20%

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Credential Probe 63917523d3a9 w4m_singapore_01 · 2026-05-04 00:25

1 20%

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Credential Probe d7292f1ca848 w4m_singapore_01 · 2026-05-04 00:24

1 20%

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Credential Probe cd99ea0e829a w4m_singapore_01 · 2026-05-04 00:24

1 20%

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Credential Probe cc52686ab743 w4m_singapore_01 · 2026-05-04 00:23

1 20%

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Credential Probe b87684552c17 w4m_singapore_01 · 2026-05-04 00:22

1 20%

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Credential Probe 37ad7880a23d w4m_singapore_01 · 2026-05-04 00:21

1 20%

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Credential Probe 20e01ff0b53d w4m_singapore_01 · 2026-05-04 00:20

1 20%

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Credential Probe 60df24dd2ae3 w4m_singapore_01 · 2026-05-03 23:49

1 20%

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Opportunistic Bruter 333e144838f2 w4m_singapore_01 · 2026-04-27 18:57

1 50%

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Malware Dropper c54fd22be95c w4m_singapore_01 · 2026-04-27 18:57

3 1 1 100%

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Credential Probe d3b34b30ceb3 w4m_singapore_01 · 2026-04-27 18:57

1 20%

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