45.13.135.103

45.13.135.103 is an IP address that 4 published sources report in connection with Kimsuky activity, which public reporting attributes to North Korea (DPRK). It is cited here from ESTsecurity ALYac, Malwarebytes, PWC and swanleesec. The earliest of those reports is dated 2020-09-04 and the most recent 2026-10-18.

ip address Kimsuky MATCHED IN SOURCE

First seen 2020-09-04 · last seen 2026-10-18

Network

Kinddata centre
NetworkHostinger International Limited (Hostinger)
Announced byAS47583 Hostinger International Limited
CountryUnited States
Flagshosting range

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

Sources

  • …C2 주소는 'eastsea.or.kr (45.13.135.103)' 입니다.…
    北 연계 탈륨조직, '블루 에스티메이트(Blue Estimate)' APT 캠페인 지속 — ESTsecurity ALYac · under “본문” · published 2020-11-11 · pulled 2026-09-12
  • …Here are some 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…
    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
  • …2020 16 To catch a Banshee: One pivot to find them Black Banshee C2 infrastructure tends to have many overlaps Let’s take a single IP: 45.13.135.103 ● Different domains over months ● Goldmine of email phishing (Gmail, Naver, Daum…) ● Crossover with AppleSeed C2s ● MIND THE HYPHEN More…
    To catch a Banshee: How Kimsuky’s tradecraft betrays its complementary campaigns and mission — PWC · published 2020-09-04 · pulled 2026-09-12
  • …— 실제로는 exe 실행 파일이며 C&C 서버에 연결, 레지스트리 변조, explorer.exe에 인젝션과 같은 실제 악성행위를 수행합니다. 네트워크 연결 http://suzuki.datastore.pe.hu (45.13.135.103:80) C&C 서버로 접속을 시도합니다. http://suzuki.datastore.pe.hu//?m=a&p1=5254004a04af&p2=win_6.1.7601-x32_DROPPER 을 통해 추가적으로 악성파일을 다운로드 합니다. p1 에는…
    Kimsuky group's resume impersonation malware — swanleesec · under “네트워크 연결” · pulled 2026-10-01

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Related indicators

Cited by the same report: 北 연계 탈륨조직, '블루 에스티메이트(Blue Estimate)' APT 캠페인 지속

ESTsecurity ALYac lists 7 other indicators in this source.

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

Malwarebytes lists 8 other indicators in this source. 5 are shown, chosen across types.

All 9 indicators from this source

Disclaimer An entry here is not proof of DPRK affiliation or wrongdoing. A listed name, account or address may belong to an uninvolved person, so each entry is a lead to verify independently. What inclusion means. See the sourcing methodology.