10.16 1oo - 244 Ftp Server

| Observation | Implication | |-------------|--------------| | Log contains 10.16 (internal IP) | Likely from internal IDS/IPS, host firewall, or compromised machine beaconing. | | 1oo instead of 100 | Possible shell output where ASCII 0 replaced by letter o (binary-to-text artifact). | | ftp server explicitly stated | Unusual – typically only 220 banner or PORT command. Could be from service line in /etc/services or a honeypot label. |

Locate the host, inspect FTP configuration, verify legitimate need for plaintext FTP, and consider migrating to SFTP/FTPS. Appendix: ASCII conversion of 1oo – 1 (0x31), o (0x6F), o (0x6F). Could be shell output misinterpreted as string. 10.16 1oo 244 ftp server

"timestamp": "2024-10-16T??:??:??Z", "src_ip": "10.16.??.??", "dest_port": 244, "protocol": "TCP", "app_proto": "ftp", "banner": "1oo 244 ftp server" Could be from service line in /etc/services or

Search for surrounding entries. Look for USER anonymous , PASS , RETR to determine exploitation. 10.16 1oo 244 ftp server is most consistent with an FTP server running on private IP 10.16.1.100 at port 244 , where 1oo is a corrupted rendering of 100 (due to octal, font, or encoding error). No standard FTP reply code is 244, and 1oo has no valid FTP meaning. Could be shell output misinterpreted as string

This is a curated technical analysis based on your query. The string "10.16 1oo 244 ftp server" appears to be a fragment of network reconnaissance data, likely from a penetration test, CTF challenge, or log entry.