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210.16.121.137

210.16.121.137 is an IP address that one published source reports in connection with Kimsuky activity, which public reporting attributes to North Korea (DPRK). It is cited here from Malwarebytes. The report is dated 2021-05-31.

ip address Kimsuky MATCHED IN SOURCE

First seen 2021-05-31 · last seen 2021-05-31

Network

Looked up 2026-09-21 at ip-api.com. A hosting range is not evidence on its own.

Source

• …of IPs and domains used by the actor for C2 communications: 210.16.120.34 216.189.157.89 45.58.55.73 45.13.135.103 27.102.114.89 210.16.121.137 58.229.208.146 27.102.107.63 download.riseknite.life onedrive-upload.ikpoo.cf alps.travelmountain.ml texts.letterpaper.press Analysis…

  Kimsuky APT continues to target South Korean government using AppleSeed backdoor — Malwarebytes · under “Command and Control infrastructure” · published 2021-05-31 · pulled 2026-09-12

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Related indicators

Cited by the same report: Kimsuky APT continues to target South Korean government using AppleSeed backdoor

Malwarebytes lists 8 other indicators in this source.

• tjkim1991@gmail.com email address
• 210.16.120.34 IP address
• 216.189.157.89 IP address
• 27.102.107.63 IP address
• 27.102.114.89 IP address
• 45.13.135.103 IP address
• 45.58.55.73 IP address
• 58.229.208.146 IP address