# BO Team

> As of 2026-11-07, BO Team is a Ukraine-nexus threat actor tracked by Threadlinqs Intelligence across 1 threat spanning supply chain.

- **Nation:** Ukraine
- **Tracked threats:** 1
- **Categories:** SUPPLY_CHAIN
- **As of:** 2026-11-07

## Tracked threats

- [BO Team (Black Owl) Supply Chain Attack Against a Software Developer's Infrastructure (CVE-2021-44228)](https://intel.threadlinqs.com/threat/TL-2026-5474) — HIGH

## Related CVEs

1 CVE referenced by tracked BO Team activity.

- [CVE-2021-44228](https://intel.threadlinqs.com/cve/CVE-2021-44228)

## Full data

Infrastructure, IOC values and detection queries (Splunk SPL / Microsoft KQL / Sigma) unlock per threat with TL Creds (https://threadlinqs.com/tl-creds); the Threadlinqs MCP server (Purple) serves them to AI agents: https://intel.threadlinqs.com/mcp

Canonical: https://intel.threadlinqs.com/actor/BO%20Team