`45.76.99.56`

45.76.99.56 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 ESTsecurity ALYac. The report is dated 2019-03-07.

ip address Kimsuky MATCHED IN SOURCE

First seen 2019-03-07 · last seen 2019-03-07

Network

Kind	proxy or VPN
Network	The Constant Company (Vultr Holdings, LLC)
Announced by	AS20473 The Constant Company, LLC
Country	Japan
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.

Source

…이 공격 시퀀스는 이른바 김수키(Kimsuky) 조직이 사용하고 있으며, ' 45.76.99.56' 아이피 주소에서 스피어 피싱 이메일을 다수 발송하였습니다.…
목소리 음성파일을 재생하는 김수키 APT 공격 '오퍼레이션 블랙햇 보이스(Operation Blackhat Voice)' — ESTsecurity ALYac · under “본문” · published 2019-03-07 · pulled 2026-09-12

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Related indicators

Cited by the same report: 목소리 음성파일을 재생하는 김수키 APT 공격 '오퍼레이션 블랙햇 보이스(Operation Blackhat Voice)'

ESTsecurity ALYac lists 3 other indicators in this source.