`155.138.159.45`

155.138.159.45 is an IP address that 2 published sources report in connection with APT38 activity, which public reporting attributes to North Korea (DPRK). It is cited here from Kaspersky Securelist and Sekoia. The earliest of those reports is dated 2022-12-27 and the most recent 2023-05-22.

ip address APT38 MATCHED IN SOURCE

First seen 2022-12-27 · last seen 2023-05-22

Network

Kind	proxy or VPN
Network	The Constant Company (Vultr Holdings, LLC)
Announced by	AS20473 The Constant Company, LLC
Country	Canada
Flags	hosting range, known proxy or VPN

Looked up 2026-09-21 at ip-api.com. This range is classed as a proxy or VPN; it does not show who used it.

Sources

…AS29802 www.capmarketreport.com 149.28.247.34 The Constant Company, LLC AS20473 ms.msteam.biz www.onlinecloud.cloud 155.138.159.45 The Constant Company, LLC AS20473 The actor usually used fake domains such as cloud hosting services for hosting malicious…
BlueNoroff introduces new methods bypassing MoTW | Securelist — Kaspersky Securelist · under “Infrastructure” · published 2022-12-27 · pulled 2026-09-12
…(2023-03-18 - today) 104.234.147.28 (2023-01-21 - today) 104.168.138.7 (2023-03-17 - today) 104.168.167.88 (2022-10-17 - today) 155.138.159.45 (2022-09-20 - today) Inactive servers 104.255.172.56 (2022-09-15 - 2023-04-11) 172.93.181.221 (2022-12-28 - 2023-03-06) 172.86.121.143…
Bluenoroff’s RustBucket campaign — Sekoia · under “Active Bluenoroff C2 servers” · published 2023-05-22 · pulled 2026-09-12

Find this indicator in the index, or see every IP address this site holds under IP addresses in the browse listing.

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Cited by the same report: BlueNoroff introduces new methods bypassing MoTW | Securelist

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Cited by the same report: Bluenoroff’s RustBucket campaign

Sekoia lists 18 other indicators in this source. 5 are shown, chosen across types.

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