ThreatFox IOC Database
You are viewing the ThreatFox database entry for url https://139.99.66.128/async/newtab_promos.
Database Entry
This IOC expired
This IOC is an old IOC and hence has expired on 2026-08-09 01:15:01 UTC. We therefore refrain from exporting it into our datasets. As a result, this database entry is purely informational and has no impact.
| IOC ID: | 998409 |
|---|---|
| IOC: | https://139.99.66.128/async/newtab_promos |
| IOC Type : | url |
| Threat Type : | botnet_cc |
| Malware: | Cobalt Strike |
| Malware alias: | Agentemis, BEACON, CobaltStrike, cobeacon |
| Confidence Level : | Confidence level is high (100%) |
| Is compromised? : | False |
| ASN: | AS16276 OVH |
| Country: |  FR |
| First seen: | 2022-11-10 02:54:50 UTC |
| Last seen: | never |
| UUID: | 0b2f683a-60a3-11ed-8c16-42010aa4000a |
| Reporter |  drb_ra |
| Reward | 5 credits from ThreatFox |
| Tags: | CobaltStrike OVH |
drb_ra
Cobalt Strike Server FoundC2: HTTPS @ 139[.]99[.]66[.]128:443
C2 Server: 139[.]99[.]66[.]128,/async/newtab_promos
POST URI: /gen_204
Country: Singapore
ASN: OVH
Host Header: azure[.]microsoft[.]com