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AS51167 Contabo GmbH

ASN Active medium

Why this campaign was detected

5 IPs from the same network (Contabo GmbH, AS51167) were active during overlapping time periods. Temporal correlation across a shared autonomous system suggests infrastructure controlled by the same entity.

Primary ASN

AS51167 · Contabo GmbH

Subnet

—

Country

🇫🇷 FR

Cloud Provider

—

Member Count

5 IPs

Below average

Total Events

632

Below average by volume

Started / Ended

2026-02-18 03:42 — ongoing

Attack Types

http:scan ssh:bruteforce ssh:connection ssh:intrusion ssh:malware telnet:bruteforce telnet:intrusion

MITRE ATT&CK Techniques

Reconnaissance

T1595 T1595.001 T1595.002

Initial Access

T1078 T1190

Execution

T1059.004

Credential Access

T1110 T1110.001

Discovery

T1016 T1046 T1082

Command and Control

T1105

Member Actors

IP Address	Behavior	Confidence	Events	Agents	Attack Types	Hostname	Last Seen
173.212.245.93	credential_harvester	40%	337	1	ssh:bruteforcessh:intrusion	vmi3222361.contaboserver.net	2026-10-12 16:12	evidence →
185.198.27.20	credential_harvester	40%	248	1	ssh:bruteforcessh:connectionssh:malware	vmi1691969.contaboserver.net	2026-10-12 09:52	evidence →
79.143.187.206	web_probe	18%	2	1	http:scan	vmi3256852.contaboserver.net	2026-10-14 14:55	evidence →
80.241.217.38	credential_probe	15%	43	1	telnet:bruteforcetelnet:intrusion	vmi3633833.contaboserver.net	2026-10-11 18:07	evidence →
144.91.106.106	web_probe	14%	2	1	http:scan	vmi2570534.contaboserver.net	2026-10-12 00:30	evidence →

VPN Known VPN or proxy provider

DROP ASN on Spamhaus DROP list

Nx OSINT Corroborated by N external threat feeds