Gold Open Source
ExplorePackagesVulnerabilitiesCWEsMCP ServersScan
Login
Gold Open Source

The authoritative source for production-ready open-source components. Every package, container image, AI model, and MCP server undergoes rigorous verification for security, malware, and license compliance.

Explore Gold

  • Explore Everything
  • Packages
  • Gold Certified Packages
  • Container Images
  • AI Models
  • MCP Servers
  • Agent Skills
  • Chip Manufacturers

Security Data & Tools

  • Scan Your Dependencies
  • Trending Threats
  • Threat RSS Feeds
  • CVE Database
  • Actively Exploited (KEV)
  • SGZ Zero-Days
  • CWE Index
  • MITRE ATT&CK
  • Malicious Packages
  • Security Glossary
  • Supply-Chain Report
  • Developers (API & Badge)
  • Chrome Extension
  • Credits & Data Sources

Products

  • The Platform
  • ESSCM
  • Portal
  • TPRM
  • OSM
  • Cowork
  • Code / Runner
  • Guard

Use Cases

  • Know Your Software
  • Auto-Fix Vulnerabilities
  • Asset Discovery
  • AI Governance
  • MCP Server Security
  • Supply Chain Compliance
  • Zero-Day Discovery
  • All Use Cases

Company

  • About
  • Pricing
  • Blog
  • Documentation
  • Safeguard Academy
  • Contact
  • Privacy Policy
  • Terms of Service

© 2026 Gold Open Source. All rights reserved.

Built with care bySafeguard
Home/ATT&CK/Software/S0648
MITRE ATT&CK Malware

JSS Loader (S0648)

ShareXLinkedInRedditHN

[JSS Loader](https://attack.mitre.org/software/S0648) is Remote Access Trojan (RAT) with .NET and C++ variants that has been used by [FIN7](https://attack.mitre.org/groups/G0046) since at least 2020.(Citation: eSentire FIN7 July 2021)(Citation: CrowdStrike Carbon Spider August 2021)

Platforms: Windows

▪Techniques implemented (7)

T1053.005Scheduled TaskT1059.005Visual BasicT1059.007JavaScriptT1566.001Spearphishing AttachmentT1105Ingress Tool TransferT1204.002Malicious FileT1059.001PowerShell

▪Used by groups (1)

G0046FIN7
S0648on MITRE ATT&CK →

MITRE ATT&CK® is a registered trademark of The MITRE Corporation. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.