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AS28840 Pjsc tattelecom

ASN Active medium

Why this campaign was detected

6 IPs from the same network (Pjsc tattelecom, AS28840) were active during overlapping time periods. Temporal correlation across a shared autonomous system suggests infrastructure controlled by the same entity.

Primary ASN

AS28840 · Pjsc tattelecom

Subnet

—

Country

🇷🇺 RU

Cloud Provider

—

Member Count

6 IPs

Below average

Total Events

2411

Below average by volume

Started / Ended

2026-03-05 23:53 — ongoing

Attack Types

ssh:bruteforce ssh:connection ssh:intrusion ssh:malware telnet:connection telnet:credential-reuse telnet:intrusion

MITRE ATT&CK Techniques

Reconnaissance

T1595 T1595.001 T1595.002

Initial Access

T1078

Execution

T1059.004

Credential Access

T1110 T1110.001

Discovery

T1016 T1046 T1082

Command and Control

T1105

Member Actors

IP Address	Behavior	Confidence	Flags	Events	Agents	Attack Types	Hostname	Last Seen
78.138.168.46	credential_harvester	84%	1x OSINT	1902	4	ssh:bruteforcessh:connectionssh:intrusionssh:malware	—	2026-10-26 00:48	evidence →
89.232.74.126	interactive_operator	75%		485	3	telnet:connectiontelnet:credential-reusetelnet:intrusion	126.74.232.89.in-addr.arpa	2026-10-25 22:24	evidence →
178.206.230.243	scanner	43%		12	2	ssh:connectiontelnet:connection	243.230.206.178.in-addr.arpa	2026-10-26 02:10	evidence →
178.207.78.152	reconnaissance	36%		8	1	telnet:intrusion	—	2026-10-25 17:06	evidence →
178.206.197.89	scanner	22%		2	1	telnet:connection	—	2026-10-25 04:46	evidence →
178.205.238.175	scanner	20%		2	1	telnet:connection	—	2026-10-24 03:51	evidence →

VPN Known VPN or proxy provider

DROP ASN on Spamhaus DROP list

Nx OSINT Corroborated by N external threat feeds