103.249.31.159

103.249.31.159 is an IP address that 2 published sources report in connection with Konni and Kimsuky activity, which public reporting attributes to North Korea (DPRK). It is cited here from ESTsecurity ALYac. The earliest of those reports is dated 2019-01-02 and the most recent 2019-06-10.

ip address KonniKimsuky MATCHED IN SOURCE

First seen 2019-01-02 · last seen 2019-06-10

Network

Kinddata centre
NetworkHostcenter (Ehostict)
Announced byAS45382 Hostcenter
CountrySouth Korea
Flagshosting range

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

Sources

  • …[그림 6] AhnLab 프로그램으로 위장되어 있는 속성화면 'Word.exe' 파일은 인코딩되어 있는 'winnet.ini' 파일을 디코딩해 특정 명령제어(C2) 서버 103.249.31.159:7777 주소로 통신을 시도하게 됩니다.…
    암호화폐 내용의 Konni APT 캠페인과 '오퍼레이션 헌터 아도니스' — ESTsecurity ALYac · under “본문” · published 2019-01-02 · pulled 2026-09-11
  • …-05-24) [그림 23] Tencent Threat Intelligence Center Twitter (@TencentTic) 화면 텐센트 분석 자료를 인용하 면, 코니 캠페인은 'Babyface' RAT이 한국 소재의 '103.249.31.159' C2와 통신을 수행하고, 공격자의 명령에 따라 'iiexplorer.exe' 파일이 받아진다고 설명하고 있습니다.…
    [스페셜 리포트] APT 캠페인 'Konni' & 'Thallium(Kimsuky)' 조직의 공통점 발견 — ESTsecurity ALYac · under “본문” · published 2019-06-10 · 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.

Related indicators

Cited by the same report: [스페셜 리포트] APT 캠페인 'Konni' & 'Thallium(Kimsuky)' 조직의 공통점 발견

ESTsecurity ALYac lists 11 other indicators in 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.