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Security audit

nemesis-c2-bridge

Security checks across malware telemetry and agentic risk

Overview

This skill is clearly a WiFi attack C2 bridge, and while that purpose is disclosed, it gives high-impact attack and telemetry capabilities without enough safety, authorization, or data-handling limits.

Install only for a lab or authorized security engagement. Before use, require written permission for every target network, restrict the bridge to trusted networks, use TLS and authentication for heartbeats, avoid collecting precise GPS unless necessary, and treat deauth, evil twin, beacon flooding, downgrade, and kill actions as high-risk operations that need explicit human approval.

SkillSpector

By NVIDIA
Vulnerability Patterns
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • Excessive AgencyUnrestricted Tool Access, Autonomous Decision Making, Scope Creep
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Privilege EscalationExcessive Permissions, Sudo/Root Execution, Credential Access
  • Supply ChainUnpinned Dependencies, External Script Fetching, Obfuscated Code
Findings (3)

Missing User Warnings

High
Confidence
95% confidence
Finding
The documentation clearly promotes offensive WiFi attack chains including deauth, evil twin, broadcast deauth, beacon flooding, and WPA3 downgrade, but it does not present an explicit safety, legal, or operator-consent warning. In this context, omission of warnings materially increases misuse risk because the skill is positioned as an easy-to-discover and easy-to-dispatch bridge for autonomous attack agents.

Missing User Warnings

Medium
Confidence
89% confidence
Finding
The heartbeat schema includes persistent device identifiers, uptime, active attack chain, battery status, and precise GPS coordinates, yet the documentation provides no privacy notice, retention guidance, or handling restrictions. In a C2/fleet-management context for mobile attack devices, this telemetry can expose operator locations, movement patterns, infrastructure details, and targeting activity if logged, shared, or breached.

External Transmission

Medium
Category
Data Exfiltration
Content
curl http://0.0.0.0:8553/skill | jq

# Agent heartbeat (Crabfleet protocol)
curl -X POST http://0.0.0.0:8553/fleet/heartbeat \
  -H "Content-Type: application/json" \
  -d '{"card_id":"pi-stalker-01","status":"online","uptime_seconds":3600,"battery_pct":85}'
Confidence
83% confidence
Finding
curl -X POST http://0.0.0.0:8553/fleet/heartbeat \ -H "Content-Type: application/json" \ -d '{"card_id":"pi-stalker-01","status":"online","uptime_seconds":3600,"battery_pct":85}' # List fleet car

VirusTotal

VirusTotal findings are pending for this skill version.

View on VirusTotal

Static analysis

No suspicious patterns detected.