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103.213.248.45

103.213.248.45 is an IP address that 2 published sources report in connection with EtherHiding / UNC5342 and Contagious Interview activity, which public reporting attributes to North Korea (DPRK). It is cited here from Chollima Hunter (on-chain observation) and Ransom-ISAC. The earliest of those reports is dated 2026-09-25 and the most recent 2026-10-07.

On-chain links

EtherHiding addresses that pointed malware at this host, newest first. Dates are when the value was written on-chain, and Transaction opens the one that first wrote it; a row without one is a tie a cited report states. See the EtherHiding Tracker.

ip address EtherHiding / UNC5342Contagious Interview CURATED

First seen 2026-09-25 · last seen 2026-10-07

Network

Looked up 2026-10-11 at ip-api.com. A subscriber line, as a person working from home ordinarily has.

Sources

• Command-and-control IP decoded from the recipient address 0x67d5f82d01bb880007e7005000ff5c60b6c34b5a, which the watchlisted XCTDH signal wallet 0x33ff3edaf55a8e03dcbc7cb40d498a49cd499891 paid from 2026-10-07 to 2026-10-08. Read with the encoding Ransom-ISAC published for this wallet: the first four bytes are the IP and the next two the port, 01bb or 443; the secondary endpoint in the same address is 136.0.7.231 on port 80. This is an on-chain observation by this site, made after the report was published, and it is recorded as the address the implant is pointed at, not as a host this site has observed serving anything.

  Ethereum transaction 0x9fecdd235d0b71e07b8e9702a6e73ec85970d5be8084ec6931bef3d90bbc8937 — Chollima Hunter (on-chain observation) · published 2026-10-07 · pulled 2026-10-11

• Command-and-control IP decoded from the recipient address 0x67d5f82d01bb880007e7005000ff5c60b6c34b5a, which the watchlisted XCTDH signal wallet 0x33ff3edaf55a8e03dcbc7cb40d498a49cd499891 paid from 2026-10-07 to 2026-10-08. Read with the encoding Ransom-ISAC published for this wallet: the first four bytes are the IP and the next two the port, 01bb or 443; the secondary endpoint in the same address is 136.0.7.231 on port 80. This is an on-chain observation by this site, made after the report was published, and it is recorded as the address the implant is pointed at, not as a host this site has observed serving anything.

  XCTDH Adopts Hash Hiding — Ransom-ISAC · published 2026-09-25 · pulled 2026-10-11

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: Ethereum transaction 0x9fecdd235d0b71e07b8e9702a6e73ec85970d5be8084ec6931bef3d90bbc8937

Chollima Hunter (on-chain observation) lists 1 other indicator in this source.

• 136.0.7.231 IP address

Cited by the same report: XCTDH Adopts Hash Hiding

Ransom-ISAC lists 19 other indicators in this source. 11 are shown, chosen across types.

• 111.90.143.39 IP address
• 150.40.98.42 IP address
• 193.32.162.52 IP address
• 2.56.123.203 IP address
• 0x610c9ec972545b8df6e3aaecc7a8ab5f2f2445cf0bfbd6ee026e618d07b29e22 transaction hash
• 0x84e8cecd5b077eef530e7d69d546e2555199cb61759d1224d31cb31750788f62 transaction hash
• 0x171b14bb0050171b14bb01bb398eaab6441fbd47 cryptocurrency wallet address
• 0x171b14bb01bb171b14bb0050eb7f39c35c47e682 cryptocurrency wallet address
• 0x33ff3edaf55a8e03dcbc7cb40d498a49cd499891 cryptocurrency wallet address
• 0x3d2075f97b7b1e3234bd653779d21c605d7d8c6ec9c98d983880be5c7f4f9471 cryptocurrency wallet address
• 0x596dcc9fda875309ff85eba09cf5a97d8c7691bb cryptocurrency wallet address

All 20 indicators from this source