4u.fyi
Classification: Suspicious
4u.fyi is a suspicious hostname. Linked to Sdbbot malware. Reported by 2 threat sources, last seen 2019-11-15.
Current activity
- Online — resolving/reachable. Last checked 2026-04-12 16:47:33.
MITRE ATT&CK associations
Malware families: SDBBOT (S0461)
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| Phishing site | Hybrid-Analysis | 2019-10-10 17:30:10 | 2019-11-15 19:30:18 | ||
| Generic.Malware | Hybrid-Analysis | 2019-10-22 01:17:09 | 2019-11-15 08:30:06 | ||
| SDBbot | Maltiverse Research Team | 2019-11-14 08:55:56 | 2019-11-14 08:56:02 | S0461 SDBbot |
IP addresses resolved by this hostname
- 24.43.103.250 (2019-10-10 18:04:57)
- fd05:e168:81a9:1:c206:c3ff:fe90:2bef (2026-04-12 16:47:33)
- 47.157.51.94 (2026-04-12 16:47:33)
Whois information
- AS name
- AS20001 Time Warner Cable Internet LLC
- Domain
- 4u.fyi
- TLD
- fyi
- First indexed
- 2019-10-10 17:30:10
- Last updated
- 2026-04-12 16:47:34