The host at this IP address is obviously operated by cybercriminals. It is running a malware botnet controller which is being used to control infected computers (bots) around the globe using a trojan horse.
Malware botnet controller located at 129.146.249.128 on port 64466 TCP:
$ telnet 129.146.249.128 64466
Trying 129.146.249.128…
Connected to 129.146.249.128.
Escape character is ‘^]’
Referencing malware samples (MD5 hash):
a4f88db1dc4ecc95f072232cb23569c7 — AV detection: 31 / 67 (46.27%)
bad4f83598b9c18722f2cca6bf0410cc — AV detection: 32 / 67 (47.76%)
db3543ec185244713ece8481eb4c1b8f — AV detection: 31 / 67 (46.27%)
e4239ca11554bdf578211d3ccc007f9a — AV detection: 33 / 68 (48.53%)
f74812a2b21678c14a3f022db5b80ca2 — AV detection: 31 / 67 (46.27%)