# Sidewinder - G0121

> As of 2026-11-01, Sidewinder - G0121 is a India-nexus threat actor tracked by Threadlinqs Intelligence across 1 threat spanning apt. Also known as SideWinder.

- **Nation:** India
- **Tracked threats:** 1
- **Categories:** APT
- **Also known as:** SideWinder
- **As of:** 2026-11-01

## Tracked threats

- [APT SideWinder Domain Infrastructure Targeting South Asian Governments (CVE-2017-0199 Weaponized Documents)](https://intel.threadlinqs.com/threat/TL-2026-4979) — HIGH

## Related CVEs

1 CVE referenced by tracked Sidewinder - G0121 activity.

- [CVE-2017-0199](https://intel.threadlinqs.com/cve/CVE-2017-0199)

## 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/Sidewinder%20-%20G0121