# Longlegs

> As of 2026-10-04, Longlegs is a China-nexus threat actor tracked by Threadlinqs Intelligence across 1 threat spanning ransomware. Also known as Storm-2603.

- **Nation:** China
- **Tracked threats:** 1
- **Categories:** RANSOMWARE
- **Also known as:** Storm-2603
- **As of:** 2026-10-04

## Tracked threats

- [Warlock Ransomware Attackers Hit Water and Telecom Operators via SharePoint ToolShell Exploitation (Longlegs / Storm-2603)](https://intel.threadlinqs.com/threat/TL-2026-2833) — CRITICAL

## Related CVEs

5 CVEs referenced by tracked Longlegs activity.

- [CVE-2025-53771](https://intel.threadlinqs.com/cve/CVE-2025-53771)
- [CVE-2025-53770](https://intel.threadlinqs.com/cve/CVE-2025-53770)
- [CVE-2025-49706](https://intel.threadlinqs.com/cve/CVE-2025-49706)
- [CVE-2025-49704](https://intel.threadlinqs.com/cve/CVE-2025-49704)
- [CVE-2025-1055](https://intel.threadlinqs.com/cve/CVE-2025-1055)

## Full data

Infrastructure, IOC values and detection queries (Splunk SPL / Microsoft KQL / Sigma) require the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp

Canonical: https://intel.threadlinqs.com/actor/Longlegs